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 6220-01-435-4839
NSN 4140-00-262-9921
NSN 4140-01-595-0741
NSN 6650-01-270-3310
NSN 6645-00-761-7256
NSN 5945-01-487-8536
NSN 6145-01-477-0553
NSN 6685-00-974-6550
NSN 4140-01-298-3751
NSN 6105-01-517-8202
NSN 6145-01-626-1989
NSN 5855-01-298-2519