---
title: 4-way piston valve(PFWseries)｜ROCKY-ICHIMARU Co., Ltd.
description: This is the 4-way piston valve(PFWseries) page of ROCKY-ICHIMARU Co., Ltd., which boasts the world’s top share for tire curing press valves.
image: https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/ogp.png
---

## Product Overview

![PFW1414](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/fluid/valve/panel/pfw/PFW1414.jpg)

Air-driven single-acting or double-acting 4-way selector valve.  
Mainly used to switch the expansion and contraction actions of hydraulic cylinder rods.

### Download Documents

- [Catalog ](https://www.rocky-ichimaru.co.jp/en/document/download/valve)

## Product Features

### POINT Specially Shaped Lantern Ring

The shape of the lantern ring has been optimized to prevent abnormal deformation of the special O-ring even under high levels of water pressure.

### POINT Simple Switching Between Single and Double Acting

A double-acting type can be easily changed to single-acting type by inserting a spring inside.

## Main Specifications

| Fluid | Cold water |  |
| --- | --- | --- |
| Maximum working Pressure | 3.0MPa |  |
| Maximum working Temperature | 65℃ |  |
| Operating Air Pressure | 0.25〜0.35Mpa |  |
| End Connection | Pilot air port | Rc 1/4、 NPT 1/4、 G 1/4 |
| Body Port | Panel-type (ROCKY-ICHIMARU original format) |  |

 

## Product Lineup

| Appearance | Model Number | Size | Function |
| --- | --- | --- | --- |
| ![PFW1414](https://www.rocky-ichimaru.co.jp/hs-fs/hubfs/rocky_ichimaru_co_jp/images/product/fluid/valve/panel/pfw/PFW1414.jpg?width=214&height=150&name=PFW1414.jpg) | PFW1414 | DN10、 DN15 | Single Acting |
| ![coming soon](https://www.rocky-ichimaru.co.jp/hs-fs/hubfs/rocky_ichimaru_co_jp/images/common/img_common_coming-soon.jpg?width=214&height=150&name=img_common_coming-soon.jpg) | PFW1424 | DN10、 DN15 | Double Acting |

 

## Specialized specification

![PFW1424-15PZ2](https://www.rocky-ichimaru.co.jp/hubfs/rocky_ichimaru_co_jp/images/product/fluid/valve/panel/pfw/PFW1424-15PZ2.jpg)

### Stainless steel body (Special symbol: Z2)

If the water flow rate is high, erosion and corrosion may occur inside the valve body. This can be avoided by using a stainless steel body.

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