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 5910-01-487-3187
NSN 4140-01-551-0861
NSN 6220-01-397-8060
NSN 5990-01-116-2181
NSN 6240-01-032-9952
NSN 5835-00-503-2608
NSN 6145-01-603-1659
NSN 5920-01-104-3919
NSN 6220-01-298-2593
NSN 5999-00-389-6251
NSN 5905-00-275-8286
NSN 5990-00-263-1289