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 5920-01-615-2087
NSN 6620-00-456-0404
NSN 6220-01-218-3330
NSN 4140-01-420-6263
NSN 6220-01-417-1326
NSN 6610-01-509-0544
NSN 6145-01-592-3892
NSN 4140-01-284-3198
NSN 5895-01-123-1171
NSN 4140-01-264-7466
NSN 6130-00-187-0211
NSN 7035-01-287-9817