No other part numbers with same form, fit, and function found.
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 4140-00-253-1801
NSN 5930-01-010-7296
NSN 6135-00-985-7887
NSN 5915-01-389-6576
NSN 5935-00-124-5263
NSN 5925-01-162-9074
NSN 5960-01-462-1864
NSN 6145-01-452-9551
NSN 5920-00-919-8520
NSN 5965-01-250-8542
NSN 6620-01-369-5876
NSN 4140-01-174-3487