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 6620-01-492-4271
NSN 5975-01-401-5355
NSN 4140-01-005-0154
NSN 2925-00-338-4667
NSN 5950-01-442-6188
NSN 5935-01-147-3910
NSN 5905-00-719-2443
NSN 5945-01-447-2622
NSN 6145-01-310-9378
NSN 5855-01-560-1022
NSN 5998-00-185-8107
NSN 6150-00-370-3538