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 6240-01-502-4233
NSN 6620-00-546-6071
NSN 5960-01-503-0362
NSN 6610-01-583-9635
NSN 6220-00-485-8907
NSN 5965-01-370-1891
NSN 6135-01-130-3145
NSN 5925-00-816-6658
NSN 6610-00-180-4565
NSN 5950-01-348-6681
NSN 6610-01-416-2738
NSN 5935-01-121-7909