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 5998-01-642-1957
NSN 6220-01-443-0719
NSN 5920-01-096-8449
NSN 5910-00-816-9909
NSN 5835-01-442-6482
NSN 5895-01-040-7078
NSN 4140-01-600-3299
NSN 6610-00-925-0935
NSN 5950-01-533-4771
NSN 6145-00-455-2809
NSN 5895-01-451-0035
NSN 6320-01-585-8468