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 6220-00-660-5539
NSN 6105-00-067-7517
NSN 6145-00-948-1456
NSN 5990-00-334-8836
NSN 6620-01-523-4953
NSN 5975-00-465-9507
NSN 5975-01-496-7156
NSN 5999-01-634-0576
NSN 4140-01-412-0403
NSN 5960-00-834-0571
NSN 6650-01-207-2905
NSN 6130-01-275-2174