No other part numbers with same form, fit, and function found.
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 5990-01-463-2279
NSN 5950-00-177-2443
NSN 6610-01-577-7603
NSN 5935-01-320-3918
NSN 6240-01-210-1927
NSN 5855-01-480-1396
NSN 5925-01-023-1411
NSN 5975-01-435-5649
NSN 5915-01-042-5158
NSN 6650-00-375-6632
NSN 5975-01-449-3950
NSN 5999-01-055-6571