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 5915-00-857-6309
NSN 5975-01-148-2804
NSN 6145-00-837-5977
NSN 5910-00-170-5223
NSN 5950-01-297-3983
NSN 5910-01-173-2471
NSN 5910-01-369-0231
NSN 5905-01-400-0420
NSN 6145-00-900-0317
NSN 5835-01-369-7837
NSN 6650-00-176-1911
NSN 6610-01-361-5784