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 6645-01-059-7090
NSN 5960-01-064-5650
NSN 5905-01-535-9930
NSN 2925-01-274-8576
NSN 5835-01-126-2480
NSN 4140-01-202-7853
NSN 4140-00-205-6491
NSN 5975-00-041-1426
NSN 5990-01-386-5561
NSN 5925-00-534-6217
NSN 6130-01-089-2325
NSN 5945-00-954-5481