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 4140-01-634-0330
NSN 6150-01-503-0795
NSN 6645-01-425-2330
NSN 6240-00-156-1607
NSN 5895-01-139-1352
NSN 5990-01-443-2931
NSN 6220-00-156-0546
NSN 6645-01-531-1355
NSN 5935-01-109-5293
NSN 5925-01-437-5902
NSN 6110-01-618-0068
NSN 6645-01-284-6533