Shuttle valve piston seal retaining clip for use on Bendix Airpac brake booster models M135 and M211 as used on military vehicles and heavy duty trucks. This clip is for use with our modified piston (BRK-0066). Your housing will need to be bored to 1″ in order to use this part.
Material: Steel
Finish: Black phosphate
Bore ring groove: 1.066
