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 2925-00-928-5931
NSN 6320-00-937-5625
NSN 5935-01-435-2450
NSN 6150-00-831-5366
NSN 5960-01-115-6840
NSN 5998-00-485-0819
NSN 2925-01-476-3224
NSN 5835-01-192-4165
NSN 6620-00-455-2405
NSN 6650-00-917-0436
NSN 5965-01-258-5662
NSN 6610-01-620-9745