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 4140-01-123-8801
NSN 5965-01-591-4486
NSN 6620-01-534-5588
NSN 5945-00-992-3782
NSN 6650-01-052-7121
NSN 6240-00-238-9350
NSN 2925-00-056-7112
NSN 5910-01-170-5760
NSN 6145-00-257-6820
NSN 6150-01-211-6659
NSN 5905-01-400-4154
NSN 6130-00-233-6427