Description
This piston rod is a direct-fit replacement for Airlessco part 331-708, used in AllPro 400 E, AllPro 500 E, AllPro 510 E. It installs in the original position with no modification.
Common reasons this piston rod is replaced:
- Scoring, pitting, or wear on the sealing surface
- Packing that leaks again soon after a repack
- Loss of pressure or an inconsistent spray pattern
- Normal wear from abrasive or high-solids coatings
Manufactured to OEM-equivalent dimensions for proper fit and performance. Compatible equipment models are listed in the Compatible Equipment section below, where available.
