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 5945-00-804-0121
NSN 6220-01-278-9369
NSN 5996-00-223-9878
NSN 4140-01-267-5137
NSN 5935-00-848-8434
NSN 6320-01-160-8578
NSN 6320-00-845-3261
NSN 6145-01-027-2055
NSN 5915-01-423-4642
NSN 5935-01-213-7384
NSN 5910-01-179-5286
NSN 6135-00-087-5300