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 2925-01-533-7904
NSN 5960-01-356-4429
NSN 4140-01-526-2917
NSN 6240-00-932-1331
NSN 5945-01-605-3053
NSN 5835-01-209-6410
NSN 6620-01-039-1105
NSN 5920-00-959-2810
NSN 6645-01-262-3066
NSN 5990-01-368-9117
NSN 7035-01-135-0050
NSN 4140-00-883-1115