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 6645-00-270-6817
NSN 6620-01-538-2294
NSN 6610-00-903-6095
NSN 5975-00-816-3681
NSN 5965-01-160-9819
NSN 6130-01-050-7036
NSN 5930-01-204-3843
NSN 6220-00-760-1018
NSN 6110-00-833-7778
NSN 5960-01-112-6390
NSN 6135-01-223-3869
NSN 5990-00-543-2755