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 5920-01-051-2239
NSN 2925-01-442-7812
NSN 5910-01-281-7666
NSN 6620-00-311-0549
NSN 6105-01-051-0027
NSN 6620-00-203-9466
NSN 5930-01-543-6017
NSN 5985-01-096-0406
NSN 5935-01-528-2004
NSN 6150-01-151-6293
NSN 6240-01-650-1161
NSN 6620-01-252-6691