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 4140-00-832-3286
NSN 6620-00-905-6590
NSN 6150-00-123-8840
NSN 6130-01-006-1722
NSN 6135-01-196-7399
NSN 5999-00-958-2049
NSN 5910-00-444-0829
NSN 6645-01-475-4723
NSN 5895-01-188-7470
NSN 5935-01-366-4391
NSN 5945-01-119-5402
NSN 5895-00-684-6879