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 5945-01-303-7627
NSN 6220-01-200-6461
NSN 5990-01-443-2931
NSN 6240-01-527-2186
NSN 5999-01-413-1016
NSN 6645-01-633-1852
NSN 6110-01-435-6610
NSN 5925-01-188-6864
NSN 6135-01-458-0631
NSN 5910-01-633-9963
NSN 6645-01-526-0379
NSN 5920-01-556-1236