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Home > Products > Rubber Grommets > Military Grommets - Mil-Spec (Army-Navy Approved AN-931 & MS35489) > AN931 - Mil-Spec

AN931 MIL-SPEC RUBBER GROMMET | OIL RESISTANT ARMY NAVY MILITARY GROMMETS

DeltaFlex carries BUNA-N (Nitrile)  AN931 Rubber Military Grommets. These rubber grommet can be in contact with oils.

Basic Specs

  • Oil Resistant BUNA- N (Nitrile)
  • 50 DURO 
  • BLACK in Color
  • Split on request

Panel / Plate Thickness by letter

The AN931 offers multiple Groove Width (GW) sizes denoted by a letter.  The letter in the AN931 part number denotes the size of the groove width, also referred to as Panel or Plate thickness.  Please see the table and drawing below.

  • – - 1/16"  (GW) Groove Width
  • A - 1/8"    (GW) Groove Width
  • B - 3/16"  (GW) Groove Width
  • C - 1/4"    (GW) Groove Width

Split Grommet

  • (EX: AN931-C7-S-11). An "S" between first and second dash numbers indicates that split grommets are available.

Please note

AN931 (ALT) and MS35489 Rubber Grommets are in separate lists and integrated with our Standard Rubber Grommets.  

If you or your customer require a PPAP or detailed material test data sheet, a fee and minimum order quantity may be required.

AN931 MIL-SPEC RUBBER GROMMET | OIL RESISTANT MILITARY Rubber GROMMETS
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Quick Quote

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DeltaFlex is committed to providing you with the best customer experience possible. 

Thank you for taking the time to learn about DeltaFlex and requesting a quote for our . 

Our goal is to provide you with most efficient and effective customer support.  The more information you can provide upfront, the more diligent we can be in getting a quote to you or assisting you with your request. 

We know that your time is valuable. So, we have filled-in some of the information for you. 

Thank you...for putting DeltaFlex to work for you.

Quick Quote



After you have submitted this form; you will receive a confirmation that we have received your inquiry.  We make every effort to answer your inquiry promptly; inquiries requiring extensive research may take longer and will be answered as soon as possible. Should you have an urgent matter, contact us by phone. Customer Support No. 262.632.2345.

Ask A Question

CUSTOMER SUPPORT QUESTION -

DeltaFlex is committed to providing you with the best customer support possible. 

Thank you for taking the time to learn about DeltaFlex and our . 

Our goal is to provide you with most efficient and effective customer service.  The more information you can provide upfront, the more diligent we can be in assisting you with your request. 

We know that your time is valuable, so we have already filled-in some of the information for you.

Thank you...for putting DeltaFlex to work for you.

Ask A Question



After you have submitted this form; you will receive a confirmation that we have received your inquiry.  We make every effort to answer your inquiry promptly; inquiries requiring extensive research may take longer and will be answered as soon as possible. Should you have an urgent matter, contact us by phone. Customer Support No. 262.632.2345.

Engineering Support

ENGINEERING ASSISTANCE  - 

DeltaFlex is committed to providing you with the best engineering support experience possible. 

"Frequently vibration isolation problems require a system engineering analysis..." - Put us to work for you.

Thank you for taking the time to learn about DeltaFlex and our .  Our applications engineer will help find the right solution for your application.

Our goal is to provide you with most efficient and effective engineering support.  The more information you can provide upfront, the more diligent we can be in assisting you with your request.

We know that your time is valuable. So, we have filled-in some of the information for you.

Thank you...for putting DeltaFlex to work for you.

Engineering Support



After you have submitted this form; you will receive a confirmation that we have received your inquiry.  We make every effort to answer your inquiry promptly; inquiries requiring extensive research may take longer and will be answered as soon as possible. Should you have an urgent matter, contact us by phone. Customer Support No. 262.632.2345.

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Please keep in mind...DeltaFlex is also a manufacturer of rubber parts,  if you can not find the exact rubber parts you are looking for we can make it for you.  If you need assistance please use the webform to the right or if you require immediate assistance, please call 262.632.2345.

AN931 MIL-SPEC RUBBER GROMMET | OIL RESISTANT MILITARY GROMMETS

Specs
Dimensions
Dimensions Metric
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AN931-2-9 0.063 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-2-16 0.063 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-5 0.063 in. 0.313 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-10 0.063 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-7 0.063 in. 0.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-12 0.063 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-16 0.063 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-9 0.063 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-12 0.063 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-10 0.063 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-16 0.063 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-7-11 0.063 in. 0.688 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-13 0.063 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-20 0.063 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-9-13 0.063 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-14 0.063 in. 0.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-20 0.063 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-11-16 0.063 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-17 0.063 in. 1.063 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-23 0.063 in. 1.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-20 0.063 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-22 0.063 in. 1.375 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-30 0.063 in. 1.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-24-28 0.063 in. 1.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-24-44 0.063 in. 2.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-2-A-9 0.125 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-2-A-16 0.125 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-A-5 0.125 in. 0.313 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-A-10 0.125 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-A-7 0.125 in. 0.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-A-12 0.125 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-A-16 0.125 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-A-9 0.125 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-A-12 0.125 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-A-10 0.125 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-A-16 0.125 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-7-A-11 0.125 in. 0.688 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-A-13 0.125 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-A-20 0.125 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-9-A-13 0.125 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-A-14 0.125 in. 0.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-A-20 0.125 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-11-A-16 0.125 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-A-17 0.125 in. 1.063 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-A-23 0.125 in. 1.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-A-20 0.125 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-A-22 0.125 in. 1.375 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-A-30 0.125 in. 1.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-20-A-38 0.125 in. 2.375 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-20-A-40 0.125 in. 1.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-24-A-28 0.125 in. 1.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-B-5 0.188 in. 0.313 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-B-10 0.188 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-B-7 0.188 in. 0.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-B-12 0.188 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-B-9 0.188 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-B-12 0.188 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-B-10 0.188 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-7-B-11 0.188 in. 0.688 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-B-13 0.188 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-B-20 0.188 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-9-B-13 0.188 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-B-14 0.188 in. 0.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-11-B-16 0.188 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-B-17 0.188 in. 1.063 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-B-20 0.188 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-B-22 0.188 in. 1.375 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-B-30 0.188 in. 1.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-24-B-28 0.188 in. 1.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-C-5 0.250 in. 0.313 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-C-7 0.250 in. 0.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-4-C-12 0.250 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-C-9 0.250 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-C-12 0.250 in. 0.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-C-10 0.250 in. 0.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-6-C-16 0.250 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-7-C-11 0.250 in. 0.688 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-C-13 0.250 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-8-C-20 0.250 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-9-C-13 0.250 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-10-C-14 0.250 in. 0.875 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-11-C-16 0.250 in. 1.000 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-C-17 0.250 in. 1.063 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-C-23 0.250 in. 1.438 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-C-20 0.250 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-16-C-22 0.250 in. 1.375 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-24-C-28 0.250 in. 1.750 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-13 0.063 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-26 0.063 in. 1.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-26 0.063 in. 1.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-5-A-13 0.125 in. 0.813 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-A-20 0.125 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-A-26 0.125 in. 1.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-14-A-26 0.125 in. 1.625 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-B-20 0.188 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-9 0.063 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-12-20 0.063 in. 1.250 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black
AN931-3-A-9 0.125 in. 0.563 in. Mil-Spec Rubber Grommet Oil Resistant BUNA-N (Nitrile) 50 Black

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D - Outside Diameter (in.)
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E - Thickness (in.)
AN931-2-9 0.125 | 1/8 in. 0.063 | 1/16 in. 0.563 | 9/16 in. 0.758 | 3/4 in. 0.188 | 3/16 in.
AN931-2-16 0.125 | 1/8 in. 0.063 | 1/16 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.250 | 1/4 in.
AN931-3-5 0.188 | 3/16 in. 0.063 | 1/16 in. 0.313 | 5/16 in. 0.438 | 7/16 in. 0.188 | 3/16 in.
AN931-3-10 0.188 | 3/16 in. 0.063 | 1/16 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.188 | 3/16 in.
AN931-4-7 0.250 | 1/4 in. 0.063 | 1/16 in. 0.438 | 7/16 in. 0.625 | 5/8 in. 0.188 | 3/16 in.
AN931-4-12 0.250 | 1/4 in. 0.063 | 1/16 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.250 | 1/4 in.
AN931-4-16 0.250 | 1/4 in. 0.063 | 1/16 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.250 | 1/4 in.
AN931-5-9 0.313 | 5/16 in. 0.063 | 1/16 in. 0.563 | 9/16 in. 0.813 | 13/16 in. 0.313 | 5/16 in.
AN931-5-12 0.313 | 5/16 in. 0.063 | 1/16 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.313 | 5/16 in.
AN931-6-10 0.375 | 3/8 in. 0.063 | 1/16 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.313 | 5/16 in.
AN931-6-16 0.813 | 13/16 in. 0.063 | 1/16 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.250 | 1/4 in.
AN931-7-11 0.438 | 7/16 in. 0.063 | 1/16 in. 0.688 | 11/16 in. 0.938 | 15/16 in. 0.313 | 5/16 in.
AN931-8-13 0.500 | 1/2 in. 0.063 | 1/16 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.313 | 5/16 in.
AN931-8-20 0.500 | 1/2 in. 0.063 | 1/16 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.250 | 1/4 in.
AN931-9-13 0.563 | 9/16 in. 0.063 | 1/16 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.313 | 5/16 in.
AN931-10-14 0.625 | 5/8 in. 0.063 | 1/16 in. 0.875 | 7/8 in. 1.125 | 1 1/8 in. 0.313 | 5/16 in.
AN931-10-20 0.625 | 5/8 in. 0.063 | 1/16 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.250 | 1/4 in.
AN931-11-16 0.688 | 11/16 in. 0.063 | 1/16 in. 1.000 | 1 in. 1.313 | 1 5/16 in. 0.375 | 3/8 in.
AN931-12-17 0.750 | 3/4 in. 0.063 | 1/16 in. 1.063 | 1 1/16 in. 1.375 | 1 3/8 in. 0.375 | 3/8 in.
AN931-12-23 0.750 | 3/4 in. 0.063 | 1/16 in. 1.438 | 1 7/16 in. 1.813 | 1 13/16 in. 0.375 | 3/8 in.
AN931-14-20 0.875 | 7/8 in. 0.063 | 1/16 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.438 | 7/16 in.
AN931-16-22 1.000 | 1 in. 0.063 | 1/16 in. 1.375 | 1 3/8 in. 1.750 | 1 3/4 in. 0.438 | 7/16 in.
AN931-16-30 1.000 | 1 in. 0.063 | 1/16 in. 1.875 | 1 7/8 in. 2.250 | 2 1/4 in. 0.438 | 7/16 in.
AN931-24-28 1.500 | 1 1/2 in. 0.063 | 1/16 in. 1.750 | 1 3/4 in. 2.125 | 2 1/8 in. 0.438 | 7/16 in.
AN931-24-44 1.500 | 1 1/2 in. 0.063 | 1/16 in. 2.750 | 2 3/4 in. 3.250 | 3 1/4 in. 0.438 | 7/16 in.
AN931-2-A-9 0.125 | 1/8 in. 0.125 | 1/8 in. 0.563 | 9/16 in. 0.750 | 3/4 in. 0.563 | 9/16 in.
AN931-2-A-16 0.125 | 1/8 in. 0.125 | 1/8 in. 1.000 | 1 in. 1.250 | 2 1/4 in. 0.313 | 5/16 in.
AN931-3-A-5 0.188 | 3/16 in. 0.125 | 1/8 in. 0.313 | 5/16 in. 0.438 | 7/16 in. 0.250 | 1/4 in.
AN931-3-A-10 0.188 | 3/16 in. 0.125 | 1/8 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.250 | 1/4 in.
AN931-4-A-7 0.250 | 1/4 in. 0.125 | 1/8 in. 0.438 | 7/16 in. 0.625 | 5/8 in. 0.250 | 1/4 in.
AN931-4-A-12 0.250 | 1/4 in. 0.125 | 1/8 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.313 | 5/16 in.
AN931-4-A-16 0.250 | 1/4 in. 0.125 | 1/8 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.313 | 5/16 in.
AN931-5-A-9 0.313 | 5/16 in. 0.125 | 1/8 in. 0.563 | 9/16 in. 0.813 | 13/16 in. 0.375 | 3/8 in.
AN931-5-A-12 0.313 | 5/16 in. 0.125 | 1/8 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.375 | 3/8 in.
AN931-6-A-10 0.375 | 3/8 in. 0.125 | 1/8 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.375 | 3/8 in.
AN931-6-A-16 0.375 | 3/8 in. 0.125 | 1/8 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.313 | 5/16 in.
AN931-7-A-11 0.438 | 7/16 in. 0.125 | 1/8 in. 0.688 | 11/16 in. 0.938 | 15/16 in. 0.375 | 3/8 in.
AN931-8-A-13 0.500 | 1/2 in. 0.125 | 1/8 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.375 | 3/8 in.
AN931-8-A-20 0.500 | 1/2 in. 0.125 | 1/8 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.313 | 5/16 in.
AN931-9-A-13 0.563 | 9/16 in. 0.125 | 1/8 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.375 | 3/8 in.
AN931-10-A-14 0.625 | 5/8 in. 0.125 | 1/8 in. 0.875 | 7/8 in. 1.125 | 1 1/8 in. 0.375 | 3/8 in.
AN931-10-A-20 0.625 | 5/8 in. 0.125 | 1/8 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.313 | 5/16 in.
AN931-11-A-16 0.688 | 11/16 in. 0.125 | 1/8 in. 1.000 | 1 in. 1.313 | 1 5/16 in. 0.438 | 7/16 in.
AN931-12-A-17 0.750 | 3/4 in. 0.125 | 1/8 in. 1.063 | 1 1/16 in. 1.375 | 1 3/8 in. 0.438 | 7/16 in.
AN931-12-A-23 0.750 | 3/4 in. 0.125 | 1/8 in. 1.438 | 1 7/16 in. 1.813 | 1 13/16 in. 0.438 | 7/16 in.
AN931-14-A-20 0.875 | 7/8 in. 0.125 | 1/8 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.500 | 1/2 in.
AN931-16-A-22 1.000 | 1 in. 0.125 | 1/8 in. 1.375 | 1 3/8 in. 1.750 | 1 3/4 in. 0.500 | 1/2 in.
AN931-16-A-30 1.000 | 1 in. 0.125 | 1/8 in. 1.875 | 1 7/8 in. 2.250 | 2 1/4 in. 0.500 | 1/2 in.
AN931-20-A-38 1.250 | 1 1/4 in. 0.125 | 1/8 in. 2.375 | 2 3/8 in. 2.750 | 2 3/4 in. 0.438 | 7/16 in.
AN931-20-A-40 1.500 | 1 1/2 in. 0.125 | 1/8 in. 1.750 | 1 3/4 in. 2.125 | 2 1/8 in. 0.438 | 7/16 in.
AN931-24-A-28 1.500 | 1 1/2 in. 0.125 | 1/8 in. 1.750 | 1 3/4 in. 2.125 | 2 1/8 in. 0.500 | 1/2 in.
AN931-3-B-5 0.188 | 3/16 in. 0.188 | 3/16 in. 0.313 | 5/16 in. 0.438 | 7/16 in. 0.313 | 5/16 in.
AN931-3-B-10 0.188 | 3/16 in. 0.188 | 3/16 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.625 | 5/8 in.
AN931-4-B-7 0.250 | 1/4 in. 0.188 | 3/16 in. 0.438 | 7/16 in. 0.625 | 5/8 in. 0.313 | 5/16 in.
AN931-4-B-12 0.250 | 1/4 in. 0.188 | 3/16 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.375 | 3/8 in.
AN931-5-B-9 0.313 | 5/16 in. 0.188 | 3/16 in. 0.563 | 9/16 in. 0.813 | 13/16 in. 0.438 | 7/16 in.
AN931-5-B-12 0.313 | 5/16 in. 0.188 | 3/16 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.438 | 7/16 in.
AN931-6-B-10 0.375 | 3/8 in. 0.188 | 3/16 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.438 | 7/16 in.
AN931-7-B-11 0.438 | 7/16 in. 0.188 | 3/16 in. 0.688 | 11/16 in. 0.938 | 15/16 in. 0.438 | 7/16 in.
AN931-8-B-13 0.500 | 1/2 in. 0.188 | 3/16 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.438 | 7/16 in.
AN931-8-B-20 0.500 | 1/2 in. 0.188 | 3/16 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.375 | 3/8 in.
AN931-9-B-13 0.563 | 9/16 in. 0.188 | 3/16 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.438 | 7/16 in.
AN931-10-B-14 0.625 | 5/8 in. 0.188 | 3/16 in. 0.875 | 7/8 in. 1.125 | 1 1/8 in. 0.438 | 7/16 in.
AN931-11-B-16 0.688 | 11/16 in. 0.188 | 3/16 in. 1.000 | 1 in. 1.313 | 1 5/16 in. 0.500 | 1/2 in.
AN931-12-B-17 0.750 | 3/4 in. 0.188 | 3/16 in. 1.063 | 1 1/16 in. 1.375 | 1 3/8 in. 0.500 | 1/2 in.
AN931-14-B-20 0.875 | 7/8 in. 0.188 | 3/16 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.563 | 9/16 in.
AN931-16-B-22 1.000 | 1 in. 0.188 | 3/16 in. 1.375 | 1 3/8 in. 1.750 | 1 3/4 in. 0.563 | 9/16 in.
AN931-16-B-30 1.000 | 1 in. 0.188 | 3/16 in. 1.875 | 1 7/8 in. 2.250 | 2 1/4 in. 0.563 | 9/16 in.
AN931-24-B-28 1.500 | 1 1/2 in. 0.188 | 3/16 in. 1.750 | 1 3/4 in. 2.125 | 2 1/8 in. 0.563 | 9/16 in.
AN931-3-C-5 0.188 | 3/16 in. 0.250 | 1/4 in. 0.313 | 5/16 in. 0.438 | 7/16 in. 0.375 | 3/8 in.
AN931-4-C-7 0.250 | 1/4 in. 0.250 | 1/4 in. 0.438 | 7/16 in. 0.625 | 5/8 in. 0.375 | 3/8 in.
AN931-4-C-12 0.250 | 1/4 in. 0.250 | 1/4 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.438 | 7/16 in.
AN931-5-C-9 0.313 | 5/16 in. 0.250 | 1/4 in. 0.563 | 9/16 in. 0.813 | 13/16 in. 0.500 | 1/2 in.
AN931-5-C-12 0.313 | 5/16 in. 0.250 | 1/4 in. 0.750 | 3/4 in. 1.000 | 1 in. 0.500 | 1/2 in.
AN931-6-C-10 0.375 | 3/8 in. 0.250 | 1/4 in. 0.625 | 5/8 in. 0.875 | 7/8 in. 0.500 | 1/2 in.
AN931-6-C-16 0.375 | 3/8 in. 0.250 | 1/4 in. 1.000 | 1 in. 1.250 | 1 1/4 in. 0.438 | 7/16 in.
AN931-7-C-11 0.438 | 7/16 in. 0.250 | 1/4 in. 0.688 | 11/16 in. 0.938 | 15/16 in. 0.500 | 1/2 in.
AN931-8-C-13 0.500 | 1/2 in. 0.250 | 1/4 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.500 | 1/2 in.
AN931-8-C-20 0.500 | 1/2 in. 0.250 | 1/4 in. 1.250 | 1 1/4 in. 1.500 | 1 1/2 in. 0.500 | 1/2 in.
AN931-9-C-13 0.563 | 9/16 in. 0.250 | 1/4 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.500 | 1/2 in.
AN931-10-C-14 0.625 | 5/8 in. 0.250 | 1/4 in. 0.875 | 7/8 in. 1.125 | 1 1/8 in. 0.500 | 1/2 in.
AN931-11-C-16 0.688 | 11/16 in. 0.250 | 1/4 in. 1.000 | 1 in. 1.313 | 1 5/16 in. 0.563 | 9/16 in.
AN931-12-C-17 0.750 | 3/4 in. 0.250 | 1/4 in. 1.063 | 1 1/16 in. 1.375 | 1 3/8 in. 0.563 | 9/16 in.
AN931-12-C-23 0.750 | 3/4 in. 0.250 | 1/4 in. 1.438 | 1 7/16 in. 1.813 | 1 13/16 in. 0.563 | 9/16 in.
AN931-14-C-20 0.875 | 7/8 in. 0.250 | 1/4 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.625 | 5/8 in.
AN931-16-C-22 1.000 | 1 in. 0.250 | 1/4 in. 1.375 | 1 3/8 in. 1.750 | 1 3/4 in. 0.625 | 5/8 in.
AN931-24-C-28 1.500 | 1 1/2 in. 0.250 | 1/4 in. 1.750 | 1 3/4 in. 2.125 | 2 1/8 in. 0.625 | 5/8 in.
AN931-5-13 0.313 | 5/16 in. 0.063 | 1/16 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.313 | 5/16 in.
AN931-12-26 0.750 | 3/4 in. 0.063 | 1/16 in. 1.625 | 1 5/8 in. 2.000 | 2 in. 0.375 | 3/8 in.
AN931-14-26 0.875 | 7/8 in. 0.063 | 1/16 in. 1.625 | 1 5/8 in. 2.000 | 2 in. 0.438 | 7/16 in.
AN931-5-A-13 0.313 | 5/16 in. 0.125 | 1/8 in. 0.813 | 13/16 in. 1.063 | 1 1/16 in. 0.375 | 3/8 in.
AN931-12-A-20 0.750 | 3/4 in. 0.125 | 1/8 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.313 | 5/16 in.
AN931-12-A-26 0.750 | 3/4 in. 0.125 | 1/8 in. 1.625 | 1 5/8 in. 2.000 | 2 in. 0.438 | 7/16 in.
AN931-14-A-26 0.875 | 7/8 in. 0.125 | 1/8 in. 1.625 | 1 5/8 in. 2.000 | 2 in. 0.500 | 1/2 in.
AN931-12-B-20 0.750 | 3/4 in. 0.188 | 3/16 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.375 | 3/8 in.
AN931-3-9 0.188 | 3/16 in. 0.063 | 1/16 in. 0.563 | 9/16 in. 0.750 | 3/4 in. 0.188 | 3/16 in.
AN931-12-20 0.750 | 3/4 in. 0.063 | 1/16 in. 1.250 | 1 1/4 in. 1.625 | 1 5/8 in. 0.250 | 1/4 in.
AN931-3-A-9 0.188 | 3/16 in. 0.125 | 1/8 in. 0.563 | 9/16 in. 0.750 | 3/4 in. 0.563 | 9/16 in.

reset matrix
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Part #
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A - Inside Diameter (mm)
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B - Groove Width (mm)
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C - Groove Diameter (mm)
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D - Outside Diameter (mm)
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E - Thickness (mm)
AN931-2-9 3.2 mm 1.6 mm 14.3 mm 19.1 mm 4.8 mm
AN931-2-16 3.2 mm 1.6 mm 25.4 mm 31.8 mm 6.4 mm
AN931-3-5 4.8 mm 1.6 mm 7.9 mm 11.1 mm 4.8 mm
AN931-3-10 4.8 mm 1.6 mm 15.9 mm 22.2 mm 4.8 mm
AN931-4-7 6.4 mm 1.6 mm 11.1 mm 15.9 mm 4.8 mm
AN931-4-12 6.4 mm 1.6 mm 19.1 mm 25.4 mm 6.4 mm
AN931-4-16 6.4 mm 1.6 mm 25.4 mm 31.8 mm 6.4 mm
AN931-5-9 7.9 mm 1.6 mm 14.3 mm 20.6 mm 7.9 mm
AN931-5-12 7.9 mm 1.6 mm 19.1 mm 25.4 mm 7.9 mm
AN931-6-10 9.5 mm 1.6 mm 15.9 mm 22.2 mm 7.9 mm
AN931-6-16 20.6 mm 27.0 mm 25.4 mm 31.8 mm 6.4 mm
AN931-7-11 11.1 mm 1.6 mm 17.5 mm 23.8 mm 7.9 mm
AN931-8-13 12.7 mm 1.6 mm 20.6 mm 27.0 mm 7.9 mm
AN931-8-20 12.7 mm 1.6 mm 31.8 mm 38.1 mm 6.4 mm
AN931-9-13 14.3 mm 1.6 mm 20.6 mm 27.0 mm 7.9 mm
AN931-10-14 15.9 mm 1.6 mm 22.2 mm 28.6 mm 7.9 mm
AN931-10-20 15.9 mm 1.6 mm 31.8 mm 38.1 mm 6.4 mm
AN931-11-16 17.5 mm 1.6 mm 25.4 mm 33.3 mm 9.5 mm
AN931-12-17 19.1 mm 1.6 mm 27.0 mm 34.9 mm 9.5 mm
AN931-12-23 19.1 mm 1.6 mm 36.5 mm 46.0 mm 9.5 mm
AN931-14-20 22.2 mm 1.6 mm 31.8 mm 41.3 mm 11.1 mm
AN931-16-22 25.4 mm 1.6 mm 34.9 mm 44.5 mm 11.1 mm
AN931-16-30 25.4 mm 1.6 mm 47.6 mm 57.2 mm 11.1 mm
AN931-24-28 38.1 mm 1.6 mm 44.5 mm 54.0 mm 11.1 mm
AN931-24-44 38.1 mm 1.6 mm 69.9 mm 82.6 mm 11.1 mm
AN931-2-A-9 3.2 mm 0.1 mm 14.3 mm 19.1 mm 14.3 mm
AN931-2-A-16 3.2 mm 3.2 mm 25.4 mm 31.8 mm 7.9 mm
AN931-3-A-5 4.8 mm 0.1 mm 7.9 mm 11.1 mm 6.4 mm
AN931-3-A-10 4.8 mm 3.2 mm 15.9 mm 22.2 mm 6.4 mm
AN931-4-A-7 6.4 mm 0.1 mm 11.1 mm 15.9 mm 6.4 mm
AN931-4-A-12 6.4 mm 3.2 mm 19.1 mm 25.4 mm 7.9 mm
AN931-4-A-16 6.4 mm 0.1 mm 25.4 mm 31.8 mm 7.9 mm
AN931-5-A-9 7.9 mm 0.1 mm 14.3 mm 20.6 mm 9.5 mm
AN931-5-A-12 7.9 mm 0.1 mm 19.1 mm 25.4 mm 9.5 mm
AN931-6-A-10 9.5 mm 0.1 mm 15.9 mm 22.2 mm 9.5 mm
AN931-6-A-16 9.5 mm 0.1 mm 25.4 mm 31.8 mm 7.9 mm
AN931-7-A-11 11.1 mm 0.1 mm 17.5 mm 23.8 mm 9.5 mm
AN931-8-A-13 12.7 mm 0.1 mm 20.6 mm 27.0 mm 9.5 mm
AN931-8-A-20 12.7 mm 0.1 mm 31.8 mm 38.1 mm 7.9 mm
AN931-9-A-13 14.3 mm 3.2 mm 20.6 mm 27.0 mm 9.5 mm
AN931-10-A-14 15.9 mm 3.2 mm 22.2 mm 28.6 mm 9.5 mm
AN931-10-A-20 15.9 mm 3.2 mm 31.8 mm 38.1 mm 7.9 mm
AN931-11-A-16 17.5 mm 3.2 mm 25.4 mm 33.3 mm 11.1 mm
AN931-12-A-17 19.1 mm 3.2 mm 27.0 mm 34.9 mm 11.1 mm
AN931-12-A-23 19.1 mm 3.2 mm 36.5 mm 46.0 mm 11.1 mm
AN931-14-A-20 22.2 mm 3.2 mm 31.8 mm 41.3 mm 12.7 mm
AN931-16-A-22 25.4 mm 3.2 mm 34.9 mm 44.5 mm 12.7 mm
AN931-16-A-30 25.4 mm 3.2 mm 47.6 mm 57.2 mm 12.7 mm
AN931-20-A-38 31.8 mm 3.2 mm 60.3 mm 69.9 mm 11.1 mm
AN931-20-A-40 38.1 mm 3.2 mm 44.5 mm 54.0 mm 11.1 mm
AN931-24-A-28 38.1 mm 3.2 mm 44.5 mm 54.0 mm 12.7 mm
AN931-3-B-5 4.8 mm 4.8 mm 7.9 mm 11.1 mm 7.9 mm
AN931-3-B-10 4.8 mm 4.8 mm 15.9 mm 22.2 mm 15.9 mm
AN931-4-B-7 6.4 mm 4.8 mm 11.1 mm 15.9 mm 7.9 mm
AN931-4-B-12 6.4 mm 4.8 mm 19.1 mm 25.4 mm 9.5 mm
AN931-5-B-9 7.9 mm 4.8 mm 14.3 mm 20.6 mm 11.1 mm
AN931-5-B-12 7.9 mm 4.8 mm 19.1 mm 25.4 mm 11.1 mm
AN931-6-B-10 9.5 mm 4.8 mm 15.9 mm 22.2 mm 11.1 mm
AN931-7-B-11 11.1 mm 4.8 mm 17.5 mm 23.8 mm 11.1 mm
AN931-8-B-13 12.7 mm 4.8 mm 20.6 mm 27.0 mm 11.1 mm
AN931-8-B-20 12.7 mm 4.8 mm 31.8 mm 38.1 mm 9.5 mm
AN931-9-B-13 14.3 mm 4.8 mm 20.6 mm 27.0 mm 11.1 mm
AN931-10-B-14 15.9 mm 4.8 mm 22.2 mm 28.6 mm 11.1 mm
AN931-11-B-16 17.5 mm 4.8 mm 25.4 mm 33.3 mm 12.7 mm
AN931-12-B-17 19.1 mm 4.8 mm 27.0 mm 34.9 mm 12.7 mm
AN931-14-B-20 22.2 mm 4.8 mm 31.8 mm 41.3 mm 14.3 mm
AN931-16-B-22 25.4 mm 4.8 mm 34.9 mm 44.5 mm 14.3 mm
AN931-16-B-30 25.4 mm 4.8 mm 47.6 mm 57.2 mm 14.3 mm
AN931-24-B-28 38.1 mm 4.8 mm 44.5 mm 54.0 mm 14.3 mm
AN931-3-C-5 4.8 mm 6.4 mm 7.9 mm 11.1 mm 9.5 mm
AN931-4-C-7 6.4 mm 6.4 mm 11.1 mm 15.9 mm 9.5 mm
AN931-4-C-12 6.4 mm 6.4 mm 19.1 mm 25.4 mm 11.1 mm
AN931-5-C-9 7.9 mm 6.4 mm 14.3 mm 20.6 mm 12.7 mm
AN931-5-C-12 7.9 mm 6.4 mm 19.1 mm 25.4 mm 12.7 mm
AN931-6-C-10 9.5 mm 6.4 mm 15.9 mm 22.2 mm 12.7 mm
AN931-6-C-16 9.5 mm 6.4 mm 25.4 mm 31.8 mm 11.1 mm
AN931-7-C-11 11.1 mm 6.4 mm 17.5 mm 23.8 mm 12.7 mm
AN931-8-C-13 12.7 mm 6.4 mm 20.6 mm 27.0 mm 12.7 mm
AN931-8-C-20 12.7 mm 6.4 mm 31.8 mm 38.1 mm 12.7 mm
AN931-9-C-13 14.3 mm 6.4 mm 20.6 mm 27.0 mm 12.7 mm
AN931-10-C-14 15.9 mm 6.4 mm 22.2 mm 28.6 mm 12.7 mm
AN931-11-C-16 17.5 mm 6.4 mm 25.4 mm 33.3 mm 14.3 mm
AN931-12-C-17 19.1 mm 6.4 mm 27.0 mm 34.9 mm 14.3 mm
AN931-12-C-23 19.1 mm 6.4 mm 36.5 mm 46.0 mm 14.3 mm
AN931-14-C-20 22.2 mm 6.4 mm 31.8 mm 41.3 mm 15.9 mm
AN931-16-C-22 25.4 mm 6.4 mm 34.9 mm 44.5 mm 15.9 mm
AN931-24-C-28 38.1 mm 6.4 mm 44.5 mm 54.0 mm 15.9 mm
AN931-5-13 7.9 mm 1.6 mm 20.6 mm 27.0 mm 7.9 mm
AN931-12-26 19.1 mm 1.6 mm 41.3 mm 50.8 mm 9.5 mm
AN931-14-26 22.2 mm 1.6 mm 41.3 mm 50.8 mm 11.1 mm
AN931-5-A-13 7.9 mm 3.2 mm 20.6 mm 27.0 mm 9.5 mm
AN931-12-A-20 19.1 mm 3.2 mm 31.8 mm 41.3 mm 7.9 mm
AN931-12-A-26 19.1 mm 3.2 mm 41.3 mm 50.8 mm 11.1 mm
AN931-14-A-26 22.2 mm 3.2 mm 41.3 mm 50.8 mm 12.7 mm
AN931-12-B-20 19.1 mm 4.8 mm 31.8 mm 41.3 mm 9.5 mm
AN931-3-9 4.8 mm 1.6 mm 14.3 mm 19.1 mm 4.8 mm
AN931-12-20 19.1 mm 1.6 mm 31.8 mm 41.3 mm 6.4 mm
AN931-3-A-9 4.8 mm 3.2 mm 14.3 mm 19.1 mm 14.3 mm


Source URL (retrieved on 2025-05-08 14:32): https://deltaflex.com/home/products/rubber-grommets/military-grommets/AN931