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Cat Pumps

901400 CAT Pump Complete Head Manifold , fits Model 3831 , 316 Stainless Steel , Buna-N (NBR) Seals

901400 CAT Pump Complete Head Manifold , fits Model 3831 , 316 Stainless Steel , Buna-N (NBR) Seals

Regular price $21,000.00 USD
Regular price Sale price $21,000.00 USD
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901400 CAT Pump Complete Head Manifold , fits Model 3831 , 316 Stainless Steel , Buna-N (NBR) Seal

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PLEASE REFERENCE DATA SHEETS AND TABLE BELOW

 

CAT Pumps 901400 Complete Stainless Steel Head Assembly

 

Product Description

 

The CAT Pumps 901400 is a complete, block-style head assembly designed for the CAT Pump Model 3831 (38 Frame Block-Style Plunger Pump). This genuine replacement part is constructed entirely from 316 Stainless Steel, providing superior corrosion resistance and durability, making it ideal for aggressive fluids, high-purity water, reverse osmosis (RO) systems, and saltwater applications.

As a complete assembly, the 901400 includes the triplex manifold, valve assemblies (seats, valves, springs, and retainers), and the necessary seals and O-rings, configured for standard fluid compatibility (typically NBR/Buna-N). Installing this assembly restores the pump to its original performance specifications, supporting flow rates up to and operating pressures up to .

 

Specifications Table

 

Characteristic Specification Units / Notes
Part Number 901400 -
Component Type Complete Head Assembly Includes Manifold, Valves, Seals
Manifold Material 316 Stainless Steel Corrosion Resistant
Compatibility CAT Pump Model 3831 38 Frame Plunger Pump Series
Max Pressure (Pump Rating) 1,200 PSI
Max Flow (Pump Rating) 36.0 GPM (136 L/M)
Max Liquid Temp (Standard) 160 F (71 C) (NBR Seals)
Inlet Port Size (Pump) NPT(F) -
Discharge Port Size (Pump) NPT(F) -
Valve Material 316 Stainless Steel Precision Design

 

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