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 5920-01-550-4585
NSN 5975-01-510-9722
NSN 5999-00-934-8747
NSN 5915-01-099-1018
NSN
NSN 6150-00-932-4036
NSN 5925-01-121-0401
NSN 5935-01-005-6542
NSN 5960-01-130-0141
NSN 6620-00-139-1064
NSN 6105-00-109-3633
NSN 5950-00-114-7568