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 4140-01-186-6453
NSN 6105-00-686-5995
NSN 6145-01-381-0708
NSN 6610-00-720-3237
NSN 6610-00-708-3226
NSN 5935-00-981-3426
NSN 6135-00-404-7683
NSN 5895-01-425-0773
NSN 6650-01-227-1632
NSN 5925-00-043-1333
NSN 5965-01-467-1872
NSN 5945-00-811-1634