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 5920-00-107-2798
NSN 5925-01-162-6168
NSN 5990-01-658-9964
NSN 5930-01-564-3576
NSN 6220-01-488-9416
NSN 6145-00-507-3314
NSN 5996-01-307-0473
NSN 6610-01-473-5678
NSN 5945-01-100-4479
NSN 6650-00-119-5917
NSN 5915-01-437-8858
NSN 5945-01-613-5159