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 5855-00-797-8217
NSN 6620-01-523-4953
NSN 5835-01-606-8768
NSN 5855-01-548-1763
NSN 5965-01-005-0611
NSN 6135-01-130-3145
NSN 6620-00-147-6034
NSN 6645-00-155-2398
NSN 6220-00-354-8287
NSN 6130-01-208-1861
NSN 5930-01-423-9415
NSN 2925-00-446-2447