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 5935-00-432-1507
NSN 5855-00-337-3679
NSN 2925-00-477-2654
NSN 5915-01-198-6265
NSN 6135-01-588-1013
NSN 5990-01-157-0441
NSN 5925-01-224-6191
NSN 5935-01-432-1733
NSN 5905-00-091-8957
NSN 6130-01-170-6504
NSN 5950-00-142-0609
NSN 5975-01-242-9549