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 6105-00-133-6038
NSN 6620-00-930-5680
NSN 5999-01-013-2581
NSN 6135-01-545-6582
NSN 5985-01-455-3342
NSN 4140-00-223-7492
NSN 6610-01-196-9861
NSN 5920-01-660-2963
NSN 6645-01-466-0604
NSN 7035-00-919-3381
NSN 5910-01-210-1665
NSN 5920-01-170-0127