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 5915-01-177-3232
NSN 6610-00-107-1944
NSN 6240-01-574-5642
NSN 5998-01-412-2113
NSN 5975-01-023-8773
NSN 5930-00-900-3553
NSN 5835-01-621-2525
NSN 5999-01-615-3706
NSN 5999-00-259-9965
NSN 6620-00-451-8783
NSN 5930-01-253-5849
NSN 5920-01-423-8595