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 6240-00-580-0666
NSN 6220-01-003-3765
NSN 5920-01-580-0777
NSN 6650-01-231-9545
NSN 5895-01-634-0630
NSN 5910-01-575-7611
NSN 6620-01-494-9858
NSN 6240-01-032-9952
NSN 6145-01-535-0295
NSN 6645-01-376-8022
NSN 5990-00-505-1546
NSN 5998-00-298-2180