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 6620-01-168-2557
NSN 5999-01-459-6583
NSN 6240-01-580-0609
NSN 5935-00-596-1755
NSN 5945-01-464-0631
NSN 5935-01-122-7239
NSN 5835-01-120-8829
NSN 5925-01-371-2876
NSN 5895-01-533-5561
NSN 6240-00-708-2083
NSN 5996-00-205-2933
NSN 6135-00-812-9039