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 2925-01-642-3255
NSN 5975-00-600-5847
NSN 6110-00-521-8932
NSN 5996-00-924-6256
NSN 5998-01-418-2522
NSN 7035-01-459-3520
NSN 6105-01-334-4949
NSN 6130-00-418-4973
NSN 6240-01-010-9038
NSN 6650-00-620-0212
NSN 6240-00-187-4306
NSN 6650-01-545-4037