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Female Thread Needle Valve 1/8" 1/4" 3/8" 1/2" 3/4" Inch ...

An OEM BWE type instrument needle valve is a precision flow control device for industrial/instrumentation use , featuring a fine-threaded stem and tapered needle for accurate flow regulation, often in stainless steel for high pressure/temp, designed for OEMs to integrate into systems like gas/liquid lines, gauges, or manifolds, offering bubble-tight shutoff and precise adjustment, suitable for OEM customization and direct industrial integration.

Key Characteristics

Precision Control: Uses a needle-shaped plunger that gradually opens a small orifice for fine flow adjustment.
OEM Design: Built for Original Equipment Manufacturers to embed in larger systems (e.g., medical, analytical, process control).
Materials: Typically 316 Stainless Steel (SS), brass, or exotic alloys, with PTFE/PEEK seats for chemical resistance.
Flow Patterns: Available in straight (180°) or 90° flow paths.
Connections: Threaded (NPT), twin-ferrule, flanged, or welded.
Applications: Gas/liquid control, pressure gauge isolation, sampling, leak detection, high-pressure systems.

What "BWE" Might Mean (OEM Context)

Brand/Model : "BWE" likely refers to a specific manufacturer's series or part number, often found in OEM specs (like GE HealthCare examples on eBay ).
Body/Connection /End: Could denote body style (e.g., Barstock/Forged), Connection type (e.g., Butt Weld), or End connection, but typically found in full part numbers.

Where to Find Them

Specialized valve suppliers (Swagelok, BelGAS, Dakota Instruments).
Industrial supply distributors (BPS Supply Group, F.W. Webb).
Online marketplaces (eBay, Alibaba) for specific OEM parts.

In essence, you're looking for a robust, precise valve designed for integration into a specific device, not just a generic industrial valve.

Needle Valves - Dakota Instruments
316 Stainless Steel Utility Needle Valve - 180 Degree (Straight) & 90 Degree Flow Pattern. 316 Stainless Steel Utility Needle Valv...

Dakota Instruments
Genuine GE HealthCare NEEDLE VALVE 755531-S NEW ...

eBay
Instrumentation Needle Valves | BPS Supply Group
An instrument needle valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and r...

BPS Supply Group

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OEM BWE Type Instrument Needle Valve, BWE Type Instrument ...

tiankanginternational.com

https://www.tiankanginternational.com › tag › bwe-type-...

tiankanginternational.com

https://www.tiankanginternational.com › tag › bwe-type-...

Tiankang Hongji BWE branch seat Needle Valve is a BWE branch seat valve designed for high performance and reliability in various fluid control applications.

1/2'NPT High Pressure Needle Valve Type Instrument ...

Made-in-China.com

https://m.made-in-china.com › product › 1-2-NPT-Hig...

Made-in-China.com

https://m.made-in-china.com › product › 1-2-NPT-Hig...

The needle valve made by Hongji Instrument& Valve Manufacturing Co., Ltd. is a type of valve with a small port and a threaded, needle-shaped plunger . Read more

oem bwe type instrument needle valve from m.made-in-china.com

$80.00 In stock Review by MIC_BUYER Free delivery

Instrumentation Needle Valves

BPS Supply Group

https://www.bpssg.com › valves-and-actuators › instru...

BPS Supply Group

https://www.bpssg.com › valves-and-actuators › instru...

A needle valve has a relatively small orifice with a long, tapered seat, and a needle-shaped plunger on the end of a screw, which exactly fits the seat. Read more

oem bwe type instrument needle valve from www.bpssg.com

30-day returns

Missing: ~~oem~~ ‎ ~~bwe~~

Needle Valves | High-Pressure Flow Control

DuraChoice

https://www.durachoice.com › Industrial Valves

DuraChoice

https://www.durachoice.com › Industrial Valves

Commonly used in chemical engineering systems, high-pressure processing plants, needle valves are ideal when regulating high-pressure flow control is essential . Read more

oem bwe type instrument needle valve from www.durachoice.com

Missing: ~~bwe~~ ‎ ~~instrument~~

Needle Valves

Dakota Instruments

https://www.dakotainstruments.com › valves › needle-val...

Dakota Instruments

https://www.dakotainstruments.com › valves › needle-val...

The precision-machined valve body is 316 Stainless Steel. These rugged, reliable valves are suitable for OEM , laboratory, and bench-top flow control ... Read more

Missing: ~~bwe~~ ‎| Show results with: bwe

Genuine GE HealthCare NEEDLE VALVE 755531-S NEW ...

eBay

https://www.ebay.com › itm

eBay

https://www.ebay.com › itm

Find many great new & used options and get the best deals for Genuine GE HealthCare NEEDLE VALVE 755531-S NEW OEM 755531-S at the best online prices at eBay ...

oem bwe type instrument needle valve from www.ebay.com

$379.30 In stock $14.95 delivery 30-day returns

Stainless Steel Needle Valves

SSP | American Manufactured Instrumentation Valves and Fittings | SSP

https://www.myssp.com › products › needle-valves

SSP | American Manufactured Instrumentation Valves and Fittings | SSP

https://www.myssp.com › products › needle-valves

SSP offers needle valves for instrumentation , controls, testing, laboratory, and other applications. Take a look at our products here.

oem bwe type instrument needle valve from www.myssp.com

Missing: ~~oem~~ ‎ ~~bwe~~

Needle Valves Wholesale Direct from Trusted China ...

Beyond Fluid

https://beyondfluid.com › Instrumentation Valves

Beyond Fluid

https://beyondfluid.com › Instrumentation Valves

An instrumentation needle valve is a type of valve used to precisely regulate fluid flow in systems where accurate control is essential. Read more

oem bwe type instrument needle valve from beyondfluid.com

Missing: ~~bwe~~ ‎| Show results with: bwe

Images

1/2'NPT High Pressure Needle Valve Type Instrument Welded Gauge Root Valves for Gas Pipeline

Anhui Hongji Instruments & Valves Manufacturing Co., Ltd.

OEM ODM High-Pressure Gauge Valve 321 Stainless Steel Gas Needle Valve with Dual Ferrules

Anhui Hongji Instruments & Valves Manufacturing Co., Ltd.

Female Thread Needle Valve 1/8" 1/4" 3/8" 1/2" 3/4" Inch Stainless Steel Flow Control Shut off Adjustable Needle Valve

Anhui Hongji Instruments & Valves Manufacturing Co., Ltd.

High Pressure 6000 Psi Stainless Steel Needle Valve Bar Stock Body 1/4'' 1/2'' Od NPT

www.avanca.com

Show more images

People also ask

What is the needle valve?

How Does a Needle Valve Work? | CPV Manufacturing

A needle valve works by using a long, tapered, needle-like plunger that moves up and down within a small orifice (opening) to precisely control fluid or gas flow, acting like a fine-threaded screw ; turning the handle clockwise pushes the needle in to restrict flow, while turning it counter-clockwise retracts it to allow more flow, enabling gradual adjustments for applications needing extreme accuracy.

This video shows the internal workings of a needle valve:

mekanizmalar

YouTube · Oct 29, 2015

Key Components & How They Work:

Needle/Stem: A long, cone-shaped plunger connected to a handle via fine threads.
Valve Seat : A precisely machined hole or opening in the valve body.
Handwheel /Handle: Controls the stem's vertical movement.

This video demonstrates how the needle moves within the valve:

Air Logic

YouTube · Aug 14, 2023

Operation:

Opening:

Turning the handle counter-clockwise lifts the needle, gradually increasing the gap between the needle and the seat, allowing more fluid to pass.
Closing/Throttling:

Turning the handle clockwise pushes the needle further into the seat, reducing the orifice size and restricting flow.
Sealing:

When fully seated, the needle's tapered end creates a tight seal, stopping flow completely.

Watch this video to see how the needle valve is opened and closed:

Core Engineering

YouTube · Jan 4, 2023

Why It's Used:

Precision Control:

The fine threading allows for very small, gradual changes in flow, perfect for metering liquids or gases.
Low Flow/Pressure:

Ideal for applications needing low flow rates and protection for delicate gauges from sudden surges.
Applications:

Common in hydraulic/pneumatic systems, lab equipment, oil & gas, and instrumentation.

This video explains the benefits of using a needle valve for precise flow control:

0:51

RFS Hydraulics

YouTube · Mar 8, 2023

Needle Valve - How They Work | Tameson.com

Aug 18, 2024 — How needle valves work. A manually operated needle valve with a handle or handle wheel is the most common type of need...

Tameson.com

How Does a Needle Valve Work? - CPV Manufacturing

When the handwheel is turned in one direction, the plunger is lifted to open the valve and allow fluid to pass through. When the h...

CPV Manufacturing

How Does a Needle Valve Work?

Mako Products

Needle valve - Wikipedia

An instrument needle valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and r...

Wikipedia

Needle valves explained | what is a needle valve | how a needle valve ...

May 27, 2025 — its distinguishing feature is a small plunger resembling a needle allowing for precise fluid movement control needle v...

YouTube ·

FOCUS(I&C)

How to Properly Use a Needle Valve

Aug 14, 2023 — so then anything in between there you can you can adjust it and dial it in there. i did want to open these up a little...

YouTube ·

Air Logic

The Ins and Outs of Needle Valves - Industrial Specialties Mfg.

While needle valve designs may vary, they all have this plunger, the position of which determines the rate of flow allowed by the ...

Industrial Specialties Mfg.

What Is a Needle Valve? - Gemini Valve

Introduction to Needle Valves (+ How They Work) Needle valves are precision-engineered flow control valves designed for low-flow a...

Gemini Valve

Needle Valves - United Brass Works, Inc.

A needle valve's plunger has a tapered end that raises and lowers with the turn of a handle. The handle is connected to the plunge...

United Brass Works, Inc.

What is a Needle Valve? Function and Uses Explained - MBM Tubes

Feb 7, 2025 — Common Uses of Needle Valves * Oil and Gas Industry. In high-pressure oil and gas systems, needle valves help control ...

MBM Tubes

Needle Valve - How They Work | Tameson.com

Aug 18, 2024 — How needle valves work. A manually operated needle valve with a handle or handle wheel is the most common type of need...

Tameson.com

How Does a Needle Valve Work? - CPV Manufacturing

When the handwheel is turned in one direction, the plunger is lifted to open the valve and allow fluid to pass through. When the h...

CPV Manufacturing

How Does a Needle Valve Work?

Mako Products

Needle valve - Wikipedia

An instrument needle valve uses a tapered pin to gradually open a space for fine control of flow. The flow can be controlled and r...

Wikipedia

Needle valves explained | what is a needle valve | how a needle valve ...

May 27, 2025 — its distinguishing feature is a small plunger resembling a needle allowing for precise fluid movement control needle v...

YouTube ·

FOCUS(I&C)

How to Properly Use a Needle Valve

Aug 14, 2023 — so then anything in between there you can you can adjust it and dial it in there. i did want to open these up a little...

YouTube ·

Air Logic

The Ins and Outs of Needle Valves - Industrial Specialties Mfg.

While needle valve designs may vary, they all have this plunger, the position of which determines the rate of flow allowed by the ...

Industrial Specialties Mfg.

What Is a Needle Valve? - Gemini Valve

Introduction to Needle Valves (+ How They Work) Needle valves are precision-engineered flow control valves designed for low-flow a...

Gemini Valve

Needle Valves - United Brass Works, Inc.

A needle valve's plunger has a tapered end that raises and lowers with the turn of a handle. The handle is connected to the plunge...

United Brass Works, Inc.

What is a Needle Valve? Function and Uses Explained - MBM Tubes

Feb 7, 2025 — Common Uses of Needle Valves * Oil and Gas Industry. In high-pressure oil and gas systems, needle valves help control ...

MBM Tubes

What is the API standard for needle valves?

API 598 Testing for Needle Valves – What's Included? Each needle valve undergoes both seat and shell testing to validate safety and performance across its full pressure class (up to 10,000 PSI).

API 598 Needle Valve Testing Procedure | Quality Standards

Perfect Engineers

https://perfectqrc.com › api-598-needle-valve-testing-pro...

Perfect Engineers

https://perfectqrc.com › api-598-needle-valve-testing-pro...

What is the difference between a needle valve and a control valve?

Although the basic function is flow restriction, the fundamental difference between the two is the Needle Valve controls flow in both directions (bi-directional) and the Flow Control Valve controls flow in only one direction (allowing free flow in the opposite direction).

The Difference Between a Flow Control & a Needle Valve

DAS Services, Inc.

https://www.dasservicesinc.com › image › catalog › pdf

DAS Services, Inc.

https://www.dasservicesinc.com › image › catalog › pdf

What is the HS code for needle valve?

Code 848180

Gain full visibility into the global HS Code 848180 trade with accurate and real-time Needle Valve Hs Code 848180 Buyers, powered by Cybex Exim Solutions Pvt. Ltd. Our platform offers reliable and verified trade intelligence across major HS Code 848180 exporting and importing nations.

Needle Valve Import Data Global - Cybex Exim

Cybex Exim

https://www.cybex.in › global › needle-valve-hs-code-84...

Cybex Exim

https://www.cybex.in › global › needle-valve-hs-code-84...

Feedback

Swagelok ® Needle and Metering Valves

Swagelok

https://products.swagelok.com › All Products › Valves

Swagelok

https://products.swagelok.com › All Products › Valves

These needle valves provide reliable operation from basic, low-pressure instrumentation applications to corrosive, high-temperature, high-pressure applications. Read more

Integral-Bonnet Needle Valves

General Utility Needle Valves

Valves

Missing: ~~oem~~ ‎ ~~bwe~~

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Filters and Topics

Search Results

AI Overview

OEM BWE Type Instrument Needle Valve, BWE Type Instrument ...

1/2'NPT High Pressure Needle Valve Type Instrument ...

Instrumentation Needle Valves

Needle Valves | High-Pressure Flow Control

Needle Valves

Genuine GE HealthCare NEEDLE VALVE 755531-S NEW ...

Stainless Steel Needle Valves

Needle Valves Wholesale Direct from Trusted China ...

Related Links

API 598 Needle Valve Testing Procedure | Quality Standards

The Difference Between a Flow Control & a Needle Valve

Needle Valve Import Data Global - Cybex Exim

Swagelok ® Needle and Metering Valves

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