Identified as dash no. 20 o-ring used on bae rear end cap bom
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 6685-01-120-6553
NSN 5920-00-550-7727
NSN 6320-01-585-8468
NSN 7035-00-631-3782
NSN 6130-00-153-3136
NSN 5965-01-151-0903
NSN 5998-01-433-9758
NSN 6620-01-462-5196
NSN 7035-01-465-9156
NSN 5905-01-341-6703
NSN 5905-01-136-5315
NSN 5975-01-090-1062