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 4140-01-123-4881
NSN 6645-00-012-5834
NSN 6150-01-464-3386
NSN 6130-00-829-7551
NSN 5855-01-536-3978
NSN 6645-00-664-4665
NSN 6130-01-384-4391
NSN 5915-01-085-6528
NSN 6645-01-390-1533
NSN 6110-01-262-0695
NSN 5915-01-512-3974
NSN 6645-01-514-7403