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 6645-01-521-3180
NSN 5910-01-598-5396
NSN 5996-00-156-5967
NSN 5855-01-462-0495
NSN 6105-01-175-9060
NSN 6320-00-174-1362
NSN 5930-01-085-6257
NSN 5950-00-737-8144
NSN 5920-01-270-7795
NSN 6110-00-753-7677
NSN 5925-01-372-5353
NSN 5915-01-200-0569