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 6130-01-370-5243
NSN 6240-00-145-8167
NSN 5925-01-278-4957
NSN 5990-01-123-2596
NSN 6650-01-180-9160
NSN 5855-01-525-8017
NSN 5855-01-494-3713
NSN 5935-01-141-0393
NSN 5915-00-925-2513
NSN 6650-01-539-6634
NSN 7035-01-420-5404
NSN 7035-01-649-8134