Item must comply with requirements of defense supply center columbus production standard no. Lo1156
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5855-01-593-3985
NSN 5835-01-122-3489
NSN 7035-01-503-6887
NSN 5998-00-845-4873
NSN 7035-00-782-7046
NSN 5985-01-185-6613
NSN 5920-01-208-7707
NSN 5925-01-268-1825
NSN 6645-01-205-0549
NSN 5855-01-096-0872
NSN 5965-01-273-0943
NSN 6645-01-134-2976