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 6240-01-216-2632
NSN 4140-01-580-0277
NSN 6220-01-654-0007
NSN 5960-00-407-6018
NSN 5910-01-468-6391
NSN 4140-01-487-4232
NSN 5975-01-545-6334
NSN 7035-00-088-7355
NSN 5935-01-377-0780
NSN 4140-01-126-2557
NSN 5985-00-277-7371
NSN 6645-00-223-8018