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 5905-01-026-2161
NSN 6145-01-657-8785
NSN 6645-00-609-7214
NSN 6220-00-263-4893
NSN 5960-00-188-8648
NSN 5998-00-221-1594
NSN 5905-01-611-5383
NSN 5975-01-412-8327
NSN 6220-01-580-0105
NSN 5960-01-388-1988
NSN 6130-00-852-6379
NSN 6240-01-414-9529