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 5905-01-378-8160
NSN 5855-01-393-2455
NSN 5915-01-211-2484
NSN 6150-01-264-3304
NSN 6150-00-308-2686
NSN 4140-00-193-0067
NSN 5998-00-008-9566
NSN 6645-00-542-1206
NSN 2925-00-193-2402
NSN 6220-01-245-7036
NSN 5925-00-819-3985
NSN 6685-01-381-0445