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 5999-01-579-4541
NSN 6145-00-657-4755
NSN 4140-01-214-1968
NSN 5975-01-472-3178
NSN 5915-01-633-9845
NSN 6240-01-474-3039
NSN 5915-01-307-7594
NSN 2925-01-460-1601
NSN 5985-01-487-3197
NSN 5855-01-152-5849
NSN 6320-00-116-3658
NSN 6240-00-079-0112