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 4140-01-570-4651
NSN 5920-01-218-7859
NSN 5999-01-544-6823
NSN 6130-00-635-9853
NSN 6150-00-596-9882
NSN 6130-01-598-4353
NSN 2925-00-494-5537
NSN 5960-01-351-5074
NSN 5996-01-003-7206
NSN 6135-00-078-9931
NSN 6145-01-156-5219
NSN 6145-01-224-2887