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 5985-00-474-7729
NSN 6110-00-583-9821
NSN 6650-01-250-3989
NSN 5915-01-422-0564
NSN 6320-01-476-7476
NSN 6105-01-064-5602
NSN 5950-01-161-1752
NSN 6150-00-132-1640
NSN 5905-01-224-7196
NSN 6110-01-447-2132
NSN 4140-01-052-7400
NSN 5855-00-482-9876