The stainless steel foot valve washer gets installed on the foot valve of the drywall loading pump and provides a stopper for the valve disc.
Foot Valve Washer
$1.05
Part #:
P-29
Fits:
✓ TapeTech®
✓ Drywall Master
✓ Columbia
✓ TapeMaster®
Compatible part numbers:
709012, SHW-030