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 5925-00-660-7589
NSN 5998-01-173-6389
NSN 6135-01-274-3546
NSN 5996-00-776-6877
NSN 6240-01-499-8002
NSN 6650-01-517-9452
NSN 6135-01-187-4382
NSN 6110-00-280-2753
NSN 4140-00-573-1320
NSN 6135-01-454-4574
NSN 6650-01-476-0134
NSN 5835-01-108-4980