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 5975-01-443-1525
NSN 6650-01-146-5000
NSN 6620-01-016-3091
NSN 6685-00-516-2173
NSN 6610-01-510-8687
NSN 6220-00-126-2691
NSN 4140-01-220-9171
NSN 6220-00-606-6119
NSN 6320-01-399-6177
NSN 5855-01-169-1706
NSN 5835-00-995-9411
NSN 4140-00-903-3675