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 6620-01-479-7221
NSN 5990-00-166-9476
NSN 5985-00-920-1528
NSN 5835-00-813-1724
NSN 5996-01-130-2992
NSN 6135-00-738-5571
NSN 6645-00-250-4680
NSN 6145-00-452-4501
NSN 5965-01-525-7513
NSN 6320-01-382-9676
NSN 6645-01-432-7943
NSN 6650-01-418-0790