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 6320-00-646-3311
NSN 5930-01-179-4691
NSN 5895-01-304-7160
NSN 6620-01-038-3242
NSN 5990-00-241-3780
NSN 5925-01-178-2555
NSN 6220-01-410-8488
NSN 6150-00-636-8938
NSN 5855-01-042-7990
NSN 5910-00-165-2886
NSN 5996-00-899-8698
NSN 6320-00-646-3311