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 6645-01-143-0137
NSN 6220-00-520-9109
NSN 7035-01-471-7648
NSN 5930-01-476-6870
NSN 5990-01-443-2931
NSN 5950-00-608-6352
NSN 4140-00-904-0954
NSN 6220-00-418-4223
NSN 6110-00-371-2458
NSN 6110-00-854-2249
NSN 5895-01-634-0630
NSN 6220-01-599-9731