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 5990-01-443-2931
NSN 6620-01-106-2814
NSN 5925-00-314-4294
NSN 5910-00-433-8613
NSN 5975-01-135-0694
NSN 5975-01-344-4642
NSN 6145-01-379-9416
NSN 5920-00-829-3634
NSN 4140-01-298-0149
NSN 5998-01-367-6477
NSN 6150-01-442-9847
NSN 5996-01-475-5728