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 5920-01-383-5963
NSN 5895-00-256-9166
NSN 6105-01-513-9330
NSN 5996-00-594-8587
NSN 6320-01-397-9995
NSN 2925-01-472-4144
NSN 6130-01-443-4722
NSN 5895-01-303-4936
NSN 6135-00-203-9645
NSN 5835-01-555-8963
NSN 6320-01-544-6447
NSN 4140-00-776-8237