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 4140-01-150-4895
NSN 6110-01-610-1214
NSN 6145-01-399-1158
NSN 6610-01-523-3918
NSN 5930-01-531-4294
NSN 5930-01-182-5618
NSN 6150-00-150-1763
NSN 6620-01-652-4349
NSN 6320-01-373-9355
NSN 6240-00-196-4512
NSN 5895-01-396-9058
NSN 6650-00-153-3155