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 5990-00-253-0261
NSN 5925-01-006-3311
NSN 5925-00-948-9238
NSN 6135-01-320-4815
NSN 6130-01-069-3962
NSN 5895-01-141-0244
NSN 5895-01-412-2595
NSN 5925-01-303-6057
NSN 6220-01-062-2077
NSN 2925-00-774-8247
NSN 6240-00-443-8000
NSN 6150-00-105-7231