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 5996-01-181-5438
NSN 4140-01-281-4058
NSN 6320-01-466-4175
NSN 6130-01-610-3466
NSN 6145-01-510-3352
NSN 5945-01-425-1326
NSN 5998-01-119-7658
NSN 6145-01-200-7936
NSN 5915-01-457-7725
NSN 6135-01-074-8220
NSN 5965-01-399-7851
NSN 2925-00-422-5159