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 5975-01-496-2735
NSN 5999-01-476-2047
NSN 6240-00-915-1705
NSN 2925-01-163-6716
NSN 6220-00-832-0999
NSN 6110-00-054-7278
NSN 6135-00-998-5884
NSN 5930-01-281-2982
NSN 5975-01-414-7816
NSN 6110-01-313-2739
NSN 5990-01-145-2878
NSN 5930-01-317-5255