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 6145-00-390-9917
NSN 7035-00-371-7749
NSN 5960-00-802-6224
NSN 6110-01-406-6324
NSN 6240-01-247-8074
NSN 6240-01-139-3377
NSN 5920-01-381-2597
NSN 5905-00-740-8205
NSN 5998-00-711-9782
NSN 6105-01-164-3714
NSN 6650-01-183-0711
NSN 6320-01-607-0347