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 6620-00-221-6639
NSN 6620-00-106-9658
NSN 5920-01-341-0438
NSN 6645-01-483-3532
NSN 6145-01-506-3668
NSN 5905-01-179-1887
NSN 6150-00-269-2211
NSN 5960-00-545-8786
NSN 6110-01-429-2358
NSN 6650-01-371-9133
NSN 6645-00-068-0945
NSN 6240-01-083-2431