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 6240-01-371-3020
NSN 6610-01-230-9971
NSN 5985-01-424-9396
NSN 6650-01-511-1915
NSN 6145-01-395-1858
NSN 6610-01-476-7412
NSN 2925-01-597-9541
NSN 5895-00-186-0717
NSN 6240-00-141-0129
NSN 6645-00-108-6479
NSN 6645-00-124-9939
NSN 5855-00-256-5562