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 5990-01-363-5728
NSN 6150-00-424-4014
NSN 6610-00-019-1538
NSN 5985-01-399-0614
NSN 5910-01-514-7309
NSN 5975-00-290-4285
NSN 6145-01-381-2529
NSN 5895-01-415-4739
NSN 6620-00-983-4171
NSN 5920-01-509-1153
NSN 5855-01-319-9757
NSN 4140-01-417-2031