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 6135-00-078-9931
NSN 4140-01-510-3984
NSN 5950-01-534-2341
NSN 6135-01-559-5417
NSN 5930-00-199-6004
NSN 6650-00-463-7506
NSN 5905-01-365-5422
NSN 6645-01-134-8137
NSN 5996-00-904-2038
NSN 5935-00-578-4313
NSN 5960-00-351-4821
NSN 5996-00-127-3325