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 6610-01-200-6861
NSN 6645-01-500-0827
NSN 6620-01-290-2973
NSN 5920-01-561-8644
NSN 6130-01-510-3791
NSN 6135-01-532-5410
NSN 6130-01-400-6123
NSN 6685-01-116-3422
NSN 5905-01-420-6202
NSN 5920-01-179-9739
NSN 5895-01-006-1386
NSN 5935-00-866-0645