Birchmeier 12057401 Valve Housing Assembly

This is the new pump assembly for the Birchmeier AT3 backpack sprayers.

Contains 6 Parts:

Pump complete – without piston

Adapter nipple

O-ring

Central bolt

Valve Casing 

Spray Lever Holder 

also known as 1205-7401-SB

Minor assembly required.

Download the Birchmeier AT Backpack Parts Diagram

Download the Birchmeier AT Backpack Parts List