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 4140-01-610-1017
NSN 5950-01-590-8977
NSN 6135-01-223-3869
NSN 5895-00-206-7373
NSN 2925-01-327-3069
NSN 6645-01-400-2119
NSN 6145-00-340-6698
NSN 5905-00-248-5902
NSN 6610-01-391-8184
NSN 6320-01-399-6177
NSN 5985-00-710-5473
NSN 6650-00-996-9132