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 5930-01-421-0733
NSN 5905-01-609-6058
NSN 5990-01-432-4984
NSN 6145-01-396-2901
NSN 5930-00-155-5917
NSN 5990-01-226-2653
NSN 6130-00-541-8468
NSN 6645-01-273-2462
NSN 4140-01-118-1896
NSN 5895-01-081-7649
NSN 5925-01-152-2690
NSN 5945-01-056-8640