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 5905-00-126-6921
NSN 6105-01-435-3431
NSN 5950-00-102-0370
NSN 5905-00-858-6138
NSN 6320-00-731-6134
NSN 5950-01-061-4936
NSN 5960-00-170-4596
NSN 5975-00-807-9527
NSN 6320-00-174-1362
NSN 5960-01-361-4574
NSN 5975-01-479-3966
NSN 5996-01-425-8395