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 5925-00-434-2999
NSN 5855-00-361-0167
NSN 6135-00-660-8654
NSN 6150-01-491-0853
NSN 5920-01-568-3556
NSN 5835-01-468-6170
NSN 5990-00-234-9136
NSN 6220-01-187-2664
NSN 6145-01-649-4015
NSN 5920-01-139-5973
NSN 5965-00-552-9636
NSN 4140-01-538-1252