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 4140-01-534-9987
NSN 5925-01-422-4569
NSN 6105-01-303-4949
NSN 5975-01-607-6992
NSN 6105-00-050-6295
NSN 5905-01-010-8339
NSN 5965-01-320-1808
NSN 6610-01-573-1106
NSN 6110-00-256-3150
NSN 5930-00-760-7658
NSN 5950-01-399-0248
NSN 6650-00-583-1735