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 6320-00-149-7570
NSN 6320-00-894-1644
NSN 6135-00-715-4001
NSN 5998-00-940-7101
NSN 6320-01-512-2031
NSN 5950-00-164-6413
NSN 5930-01-624-9115
NSN 2925-01-187-5480
NSN 5998-01-180-7008
NSN 4140-01-429-9060
NSN 5960-01-641-5493
NSN 5925-00-475-2648