# Hydraulic pump Caterpillar AA4VG56DE1D1/32R-NSC52K025EP-S 257-3931 – reconditioned

> Discover the refurbished AA4VG56DE1D1/32R-NSC52K025EP-S hydraulic pump, designed for construction machinery. This variable displacement axial piston pump ensures high efficiency and durability, made from robust carbon steel. Enhance your hydraulic system's performance with this reliable component, measuring 19.00 inches in length and 11.50 inches in height.

- Category: [Pumps](https://wibako.com/shop/hydraulics/pumps.md)
- Manufacturer: Caterpillar
- Part number: 257-3931
- Stock number: 66730
- Condition: reconditioned
- Price: on request
- Availability: in stock

Hydraulic pump Caterpillar AA4VG56DE1D1/32R-NSC52K025EP-S – reconditioned. Fits: Wheel loader Caterpillar 906H2.

## Specification

- name: Hydraulic pump
- mark: Caterpillar
- type: AA4VG56DE1D1/32R-NSC52K025EP-S
- part number: 257-3931
- condition: reconditioned
- length: 482.6 mm
- height: 292.1 mm
- material: Carbon Steel

## Description

Hydraulic pump Caterpillar AA4VG56DE1D1/32R-NSC52K025EP-S – reconditioned part offered by WIBAKO. Reconditioned part – worn components have been replaced. We will provide the scope of work on request.

Fits: Wheel loader Caterpillar 906H2.

Part number: 257-3931. Reference and alternative numbers: R902097681. To be sure the part fits, compare the number on the nameplate or in the catalogue – or send us an enquiry with the part number or the machine (engine) serial number and we will confirm the fit.

Weight: 42 kg. Shipping: dispatched no later than the next working day after the order. Due to its weight it ships on a pallet (dispatch within 2 working days).

We also carry out [hydraulic pump and motor overhauls](https://wibako.com/services/repairs-of-hydraulic-pumps-and-motors).

## Fits (machines and engines)

- Wheel loader Caterpillar 906H2

## Reference numbers

257-3931, AA4VG56DE1D1/32R-NSC52K025EP-S, R902097681

![Photo: Hydraulic pump Caterpillar AA4VG56DE1D1/32R-NSC52K025EP-S 257-3931](https://wibako.com/images/2115092_1742019440670_1000x1000.webp)

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Source: https://wibako.com/shop/hydraulics/pumps/54510X66730-hydraulic-pump-caterpillar-aa4vg56de1d1-32r-nsc52k025ep-s-257-3931
Contact: +48338704200, biuro@wibako.pl