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 6135-00-753-2276
NSN 4140-00-483-9641
NSN 5935-00-871-9496
NSN 5835-01-657-0245
NSN 5999-01-578-6263
NSN 5925-00-286-8502
NSN 5990-01-307-4489
NSN 6320-01-036-2598
NSN 5950-00-208-4385
NSN 5945-01-093-1195
NSN 6220-01-435-4045
NSN 5945-00-133-5688