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 6610-01-240-4753
NSN 6240-01-655-5877
NSN 5915-00-994-7053
NSN 4140-01-523-6012
NSN 5985-01-373-8332
NSN 5920-00-930-1212
NSN 5935-00-809-7090
NSN 5925-01-423-7429
NSN 5930-01-259-6423
NSN 6130-01-622-2059
NSN 5910-00-350-2921
NSN 6135-01-430-3119