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 6150-01-634-0575
NSN 6135-00-110-1981
NSN 5950-01-108-0599
NSN 4140-00-959-4255
NSN 5950-01-458-9519
NSN 6240-01-594-2102
NSN 7035-01-519-2743
NSN 4140-00-934-8800
NSN 4140-00-330-5841
NSN 5999-01-534-7447
NSN 6110-00-630-1074
NSN 6650-01-279-0658