Stanley 13781 Stanley Tools Valve Spool - Old Model

Stanley Tools Valve Spool P/N: 13781 - Old Model supports the following:

• Stanley Hydraulic Grinder GR29 with S/N-020516107 or earlier

Note: 

The old valve spool (P/N-13781) was replaced with a new valve spool (P/N-73041) in February 2016. The new valve spool is NOT backwards compatible and will NOT work in older main housings.

If you have a tool with S/N-020516107 or earlier and are replacing the valve spool, purchase valve spool P/N-13781. If you have a tool with S/N-020516108 or higher and are replacing the valve spool, purchase valve spool P/N-73041.