Two-way three-port manual directional valve air valve

4 month ago

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

4 year

Product details

General optimized product name: Two-way three-port manual directional air valve

1. 23JR6-L8 QY426

Model Breakdown

- 23: Code for 2-position 3-port pneumatic valve

- J: Roller plunger mechanical actuation

- R: Spring return design

- 6: Product series code

- L8: Nominal diameter 8mm with G1/4 pipe thread port

- QY426: OEM ordering part number

Product Description

It is a mechanically actuated pneumatic valve with roller contact. Air circuit switching is realized when the roller is pressed by a stop block, and automatic reset is achieved via spring force after external force is removed. Working air pressure ranges from 0.2 to 0.8MPa. Applied in pneumatic control circuits, it is commonly used to trigger brake release of the FINAL DRIVE, pneumatic switching for locking the SWING REDUCER, and limit control matched with the whole machine Travel Assembly.

Foreign Trade Product Name

2/3 Way Roller Actuated Pneumatic Directional Valve, G1/4 Port, Part No. QY426

2. 23JR6-L8-F QY424

Model Breakdown

The main valve body 23JR6-L8 shares identical specifications with the above model; suffix -F denotes flange plate mounting structure; QY424 is the exclusive part number for the flange version.

Product Description

It features the same flow rate and pressure parameters as 23JR6-L8, differing only in an integrated mounting flange base for bolting onto valve manifolds or machine frames. Ideal for centralized pipeline layout and compact valve group installation around the SWING REDUCER.

Foreign Trade Product Name

2/3 Way Roller Pneumatic Directional Valve with Mounting Flange, G1/4 Port, Part No. QY424

3. 2HA-1ZH IA191

Model Breakdown

- 2HA: Series code for hand-pull manual pneumatic valve

- 1: Single pull head structure

- ZH: Spring return configuration

- IA191: OEM component code

Product Description

Operated manually by pulling the handle and resetting by spring upon release, this serves as an on-site emergency manual control valve. It is widely used for manually unlocking parking brakes of the FINAL DRIVE, commissioning the Travel Assembly travel system, and manually opening/closing the air supply for the SWING REDUCER slewing brake during equipment maintenance.

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Ningbo Hengnuo Hydraulic Drive Co.,Ltd

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