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 6620-01-411-5750
NSN 6145-01-576-6575
NSN 6220-01-449-1239
NSN 2925-00-099-4030
NSN 5905-01-395-1760
NSN 5950-01-357-7451
NSN 6650-01-498-9928
NSN 5996-01-554-3730
NSN 6620-01-381-8958
NSN 6320-01-585-8468
NSN 5960-00-032-9715
NSN 6610-00-186-9180