Reference number 138709 is a quick reference find number
A circular shaped item designed to be installed in a specially prepared groove or counterbore to provide a low pressure seal. It may be supplied in various cross-sectional shapes and is cut through at one point to allow for installation and fitting. Excludes items whose primary function is to provide sealing, wiping, or wearing surface capabilities for piston configurations. See also ring, piston and ring, wiper.
Classification: Gaskets,washers & other seals
NSN 2925-01-543-0073
NSN 5920-00-155-2173
NSN 5990-01-287-1682
NSN 5945-01-151-4418
NSN 5945-01-295-3583
NSN 5835-01-078-6126
NSN 6130-00-792-4612
NSN 5945-00-403-1919
NSN 6610-01-462-5980
NSN 4140-01-094-6836
NSN 6220-00-707-5044
NSN 5996-00-170-8060