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 5975-00-992-5333
NSN 2925-01-364-7926
NSN 6145-01-158-6329
NSN 5935-00-112-3298
NSN 5996-01-014-5852
NSN 5965-01-249-6349
NSN 5920-01-231-3615
NSN 6130-01-429-0880
NSN 4140-00-281-4493
NSN 5975-00-960-5879
NSN 5855-01-506-6767
NSN 4140-00-147-8971