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 6145-01-221-6518
NSN 7035-00-349-8571
NSN 6240-00-717-0844
NSN 6610-01-587-1803
NSN 6320-00-228-5678
NSN 5975-00-477-0614
NSN 5965-01-346-9014
NSN 5915-00-996-7763
NSN 6620-00-527-6523
NSN 5975-01-192-6783
NSN 5975-01-385-4829
NSN 5895-01-422-5477