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 5915-01-566-2177
NSN 6620-00-957-9325
NSN 6240-00-926-1213
NSN 7035-01-319-2315
NSN 5920-01-145-3150
NSN 6145-01-297-0647
NSN 5895-00-356-2923
NSN 6320-00-164-4087
NSN 7035-01-501-5938
NSN 6220-01-121-3705
NSN 6130-00-661-0197
NSN 6240-01-252-9374