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 6620-00-179-2575
NSN 5998-01-112-1246
NSN 6135-01-558-4194
NSN 5950-01-270-0130
NSN 5996-01-007-2147
NSN 5915-00-190-6940
NSN 5925-01-125-4871
NSN 6320-01-600-5808
NSN 6135-01-441-0518
NSN 5935-01-242-9969
NSN 6650-01-331-5243
NSN 5996-00-175-0462