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 6105-01-097-2568
NSN 5950-01-015-7490
NSN 5920-01-237-5212
NSN 6145-01-168-9296
NSN 5950-01-514-1286
NSN 5998-00-603-5533
NSN 5975-01-469-5558
NSN 5998-01-142-3072
NSN 6645-00-106-0140
NSN 6220-00-991-4473
NSN 5996-01-194-8117
NSN 5855-00-949-6590