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 5998-01-271-9717
NSN 6650-01-202-9143
NSN 5996-01-582-3157
NSN 6220-01-115-5912
NSN 2925-01-502-2385
NSN 5915-00-876-6594
NSN 6610-00-935-7131
NSN 6685-01-453-0460
NSN 6135-01-071-4923
NSN 5990-01-378-7349
NSN 6220-00-409-9500
NSN 6610-00-526-9440