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 6240-01-558-4538
NSN 4140-00-117-4842
NSN 5920-01-658-6285
NSN 6610-00-840-6187
NSN 6135-01-122-4448
NSN 5930-01-028-7131
NSN 6145-01-214-5374
NSN 6620-01-011-3449
NSN 5965-00-626-5346
NSN 2925-00-203-8735
NSN 6620-01-578-7561
NSN 6320-01-288-4783