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Parker Needle Valve: Inline Valve Body, Brass, Integral Bonnet, 1/4 in Pipe Size - Brass Straight-Body Needle Valves
ParkerBrass Straight-Body Needle Valves

Parker Needle Valve: Inline Valve Body, Brass, Integral Bonnet, 1/4 in Pipe Size

The PARKER Needle Valve is a brass straight-body inline valve with a regulating stem, designed for chemical media. It features compression x compression connections and an integral bonnet, conforming to ISA S75.02…

SKU 3G-OTH-445879

Also listed as: 4AV4LNB · 4A V4LN B

Brand
Parker
Item
Needle Valve: Inline Valve Body, Brass, Integral Bonnet, 1/4 in Pipe Size
Category
Brass Straight-Body Needle Valves
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Parker
Manufacturer Part Number
4A-V4LN-B
Type
Brass, Integral Bonnet, Compression, PTFE
Pipe Size
1/4 in
For Media
Chemicals
Standards
ISA S75.02
Stem Type
Regulating
Valve Series
V
Connection Type
Compression x Compression
Connection Type - Side 1
Compression
Connection Type - Side 2
Compression

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Parker Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The PARKER Needle Valve is a brass straight-body inline valve with a regulating stem, designed for chemical media. It features compression x compression connections and an integral bonnet, conforming to ISA S75.02 standards. This valve is part of the Parker V Series, with a 1/4 in pipe size and PTFE components.

Frequently Asked Questions

What is the Parker needle valve 4A-V4LN-B used for?

The Parker needle valve 4A-V4LN-B is used for precise flow regulation of chemical media in industrial piping systems. Its brass body, regulating stem, and PTFE components make it suitable for applications requiring corrosion resistance and fine control, such as chemical processing and instrumentation.

What are the specifications of the Parker 4A-V4LN-B needle valve?

The Parker 4A-V4LN-B is a brass straight-body inline needle valve with a 1/4 in pipe size, compression x compression connections, and an integral bonnet. It features a regulating stem, conforms to ISA S75.02 standards, and is part of the Parker V Series. It is designed for chemical media.

Where to buy Parker needle valve 4A-V4LN-B worldwide?

You can source the Parker needle valve 4A-V4LN-B worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine Parker components for chemical flow control applications.

How to install a Parker needle valve with compression fittings?

To install a Parker needle valve with compression fittings, ensure the tubing is cut square and deburred. Slide the compression nut and ferrule onto the tube, insert the tube fully into the valve body, then tighten the nut finger-tight plus one quarter turn with a wrench. Avoid overtightening to prevent damage to the PTFE components.

Used in

Common applications for Parker
Injection molding machine proportional directional control — Parker solenoid coils and proportional valve cartridges for mold-closing and hydraulic actuation circuits
Construction equipment hydraulic steering and boom control — Parker directional control valves with solenoid actuation for excavator and loader hydraulic systems
Industrial press forming systems — Parker pressure-relief and proportional directional valves for tonnage control and cycle sequencing
Material-handling conveyor systems — Parker proportional control valves with solenoid pilot stages for smooth load acceleration and deceleration
Tire-building machinery — Parker solenoid-actuated directional cartridges for synchronized multi-axis hydraulic positioning
Forestry and mobile equipment — Parker valve spools and solenoid assemblies rated for harsh-environment hydraulic circuits and mobile-duty pressure cycling

Parker Products

3G Electric supplies Parker brass straight-body needle valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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