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 4140-01-088-1898
NSN 5996-01-080-5957
NSN 5930-01-622-9038
NSN 5999-00-570-5530
NSN 5999-00-560-0097
NSN 5925-01-091-7220
NSN 5945-00-913-7553
NSN 6135-00-968-8594
NSN 6610-01-480-0586
NSN 6650-01-177-0632
NSN 6240-00-445-4765
NSN 6610-01-219-3168