GRACO Piston Kit for 2150E Diaphragm Pump - (SKU: 25B400)The GRACO 25B400 is a piston kit designed for the 2150E electric operated diaphragm pump. It is a genuine replacement part intended to restore or maintain the performance of the pump by replacing worn or damaged piston components. The main material is not explicitly specified in available sources, but GRACO piston kits for similar models typically use durable materials such as engineered plastics or metals for longevity and reliability. Key Features:

Designed for use with GRACO fluid regulators and compatible equipment

This part is essential for the reciprocating action of the piston within the pump

Use only compatible fluids and chemicals as recommended by GRACO

The GRACO 17S538 is a stainless steel bolt cover designed for the T3 air motor used in GRACO fluid handling equipment

Clean and inspect the RSV after each use

It is intended to safeguard the agitator and pump mechanisms in GRACO equipment

Ensures optimal filtration performance

Nitrile Rubber (Buna-N) seats

AIR ATOMIZER is an original replacement part designed to restore and maintain the optimal performance of GRACO air atomizer assemblies

Used in industrial fluid handling and circulation systems

8 Liter Reservoir

such as in vehicle service