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 5999-01-256-6046
NSN 5855-01-133-3587
NSN 5915-01-305-5327
NSN 4140-01-183-4140
NSN 5855-01-395-0676
NSN 5935-01-498-8427
NSN 5975-01-420-4549
NSN 6620-00-128-3201
NSN 6145-01-067-6456
NSN 6240-01-447-3199
NSN 5915-00-430-0006
NSN 2925-01-157-9204