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 5975-01-444-4218
NSN 5996-00-213-7121
NSN 6320-01-240-4637
NSN 7035-00-495-2137
NSN 5945-01-144-1976
NSN 5965-01-306-6527
NSN 6620-01-160-3475
NSN 6240-01-281-8746
NSN 5855-00-941-6412
NSN 5910-01-633-9963
NSN 6145-01-017-5630
NSN 5965-00-583-4865