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 5925-00-466-7308
NSN 6110-01-273-0223
NSN 4140-01-237-5799
NSN 5985-01-151-4817
NSN 5965-01-437-0905
NSN 6145-01-628-7160
NSN 6610-01-555-0842
NSN 6320-01-521-1764
NSN 5965-00-377-0301
NSN 2925-00-178-0940
NSN 5895-01-622-0234
NSN 5975-01-152-8058