Military grommets are available in rubber material that is hot oil & coolant-resistant. Listed below by increasing Inside Diameter (ID) are the military grommets that are considered stock items. Specification: MIL-G-3036.

If your grommet is not in the MS Number, call and we can cross the MS-35489 Series to the AN-931 {Army-Navy Standard Grommets) and also the MS-35490 (Military Standard Split Grommets.)

Ordering grommets under these specifications should include a waiver of Samples Test required by revisions MIL-G-3036. Certifications must be requested at the time of order. We do not charge for these certificates. If testing requirements are unusually strict, laboratory fees may apply.
Unit of Measure

Specifications

Inside Diameter

N/A 5/16 in

Groove Diameter

N/A 9/16 in

Outside Diameter

N/A 13/16 in

Dimension HT

N/A 5/16 in

Dimension GW

N/A 1/16 in