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 5935-01-245-8908
NSN 6130-01-557-7930
NSN 6220-01-594-8773
NSN 5935-01-392-3252
NSN 5915-01-528-6426
NSN 5930-01-578-2247
NSN 5996-01-406-9297
NSN 4140-00-580-7038
NSN 5855-00-455-6070
NSN 5998-01-127-9314
NSN 6620-01-275-2781
NSN 6130-01-052-4937