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 6240-01-185-7708
NSN 6650-01-115-7981
NSN 6220-01-418-7514
NSN 2925-01-625-6841
NSN 5996-01-607-5263
NSN 6135-00-170-8819
NSN 5985-01-659-2610
NSN 6240-00-456-2578
NSN 5910-00-233-3976
NSN 6110-01-429-8668
NSN 4140-01-373-7044
NSN 6135-00-016-0071