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 6645-01-504-2301
NSN 5855-01-469-1705
NSN 6240-00-758-3367
NSN 6650-00-583-1735
NSN 6320-00-857-4073
NSN 5965-01-584-2586
NSN 5920-01-653-6008
NSN 6685-01-254-7972
NSN 6645-01-400-2119
NSN 5950-01-331-1034
NSN 5965-01-626-3797
NSN 5855-01-258-5161