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 6685-01-384-2723
NSN 5905-00-252-7636
NSN 5925-01-628-9428
NSN 5925-01-069-6042
NSN 4140-01-534-9987
NSN 5985-01-620-9240
NSN 5945-01-406-8209
NSN 5990-00-881-6624
NSN 6645-01-321-7665
NSN 5945-01-050-9489
NSN 5935-00-276-9399
NSN 6130-00-999-1116