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 6145-01-605-5871
NSN 4140-01-017-7330
NSN 5925-00-989-4713
NSN 6610-01-373-5949
NSN 6240-01-415-5581
NSN 6135-00-452-2266
NSN 6320-01-170-4068
NSN 6240-01-505-2777
NSN 5945-01-141-6697
NSN 5920-01-517-9915
NSN 6240-01-435-1387
NSN 5999-00-174-5886