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 5935-00-233-7239
NSN 4140-01-121-0876
NSN 7035-01-033-0612
NSN 7035-01-243-5951
NSN 6610-01-154-7949
NSN 5930-01-434-6931
NSN 5996-01-442-7481
NSN 6135-01-447-3086
NSN 5915-01-251-0852
NSN 5999-01-279-9827
NSN 5996-00-231-9322
NSN 2925-01-157-9204