Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size - Brass Straight-Body Needle Valves
WEATHERHEADBrass Straight-Body Needle Valves

WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size

The WEATHERHEAD Needle Valve is a brass straight-body inline valve designed for water media. It features a 1/4 in pipe size with IPS male connections on both sides and a metal seal material. This valve has a maximum…

SKU 3G-OTH-445858

Brand
WEATHERHEAD
Item
Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size
Category
Brass Straight-Body Needle Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

WEATHERHEAD
Manufacturer Part Number
6815
Type
Brass
Pipe Size
1/4 in
For Media
Water
Seal Material
Metal
Max. Pressure (CWP)
150 psi
Connection Type - Side 1
IPS
Connection Type - Side 2
IPS
Connection Gender - Side 2
Male
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The WEATHERHEAD Needle Valve is a brass straight-body inline valve designed for water media. It features a 1/4 in pipe size with IPS male connections on both sides and a metal seal material. This valve has a maximum pressure rating of 150 psi (CWP) and is identified by manufacturer part number 6815.

Frequently Asked Questions

What is the WEATHERHEAD Needle Valve used for?

The WEATHERHEAD Needle Valve (MPN 6815) is used for precise flow regulation of water in industrial piping systems. Its brass straight-body inline design with IPS male connections makes it suitable for water media applications requiring a compact, durable valve.

What are the specifications of the WEATHERHEAD Needle Valve 6815?

The WEATHERHEAD Needle Valve 6815 has a brass inline body, 1/4 in pipe size, IPS male connections on both sides, metal seal material, and a maximum pressure rating of 150 psi (CWP). It is designed for water media and carries manufacturer part number 6815.

Where to buy the WEATHERHEAD Needle Valve worldwide?

3G Electric supplies the WEATHERHEAD Needle Valve (MPN 6815) worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this brass needle valve for your water media applications.

How to install the WEATHERHEAD Needle Valve?

Install the WEATHERHEAD Needle Valve by applying thread sealant to the IPS male connections and tightening into compatible female ports. Ensure the valve is oriented for inline flow and do not exceed 150 psi (CWP). Use a backup wrench to avoid over-torquing the brass body.

Used in

Common applications for WEATHERHEAD
Mobile hydraulic systems — Weatherhead hydraulic flange fittings (e.g., 12Z-G42) for hose assemblies in excavators and loaders
Pneumatic tool lines — Weatherhead quick-connect couplings (e.g., 430) for air supply connections in manufacturing plants
Industrial machinery — Weatherhead 45° elbow flange fittings (e.g., 20Z-G54) for hydraulic power units
Fluid transfer systems — Weatherhead straight flange fittings (e.g., 16Z-G20) for high-pressure oil lines
Maintenance and repair — Weatherhead quick-connect bodies (e.g., 580) for replacing worn couplings on pneumatic tools
Hydraulic press applications — Weatherhead 90° elbow flange fittings (e.g., 24Z-G84) for compact hose routing in tight spaces

WEATHERHEAD Products

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

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/4 in Pipe Size, Compression x MIP, Compression (MPN A6860). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/4 in Pipe Size, Compression x MIP, Compression (MPN A6860). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/4 in Pipe Size, Flare x MIP, For Water Media (MPN 6703). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/4 in Pipe Size, Flare x MIP, For Water Media (MPN 6703). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/8 in Pipe Size, Compression x MIP, Compression (MPN A655). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Angle Valve Body, Brass, 1/8 in Pipe Size, Compression x MIP, Compression (MPN A655). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD Ground Plug Valve: For Fluids Media, 2-Way, 1/4 in Pipe Size, Brass, Flare x Flare, Male (MPN 6719). Key specifications — Brand: WEATHERHEAD.
WEATHERHEAD
WEATHERHEAD Ground Plug Valve: For Fluids Media, 2-Way, 1/4 in Pipe Size, Brass, Flare x Flare, Male (MPN 6719). Key specifications — Brand: WEATHERHEAD.

More from WEATHERHEAD

View all WEATHERHEAD parts →
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Flare x MIP, For Water Media (MPN 530). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Flare x MIP, For Water Media (MPN 530). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Flare x Flare, For Water Media (MPN 6715). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Gender - Side 1: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: Flare; Connection Type: Flare x Flare.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Flare x Flare, For Water Media (MPN 6715). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Gender - Side 1: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: Flare; Connection Type: Flare x Flare.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, 150 psi Max. Pressure (CWP) (MPN 6810). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: IPS; Connection Type - Side 2: IPS.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, 150 psi Max. Pressure (CWP) (MPN 6810). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: IPS; Connection Type - Side 2: IPS.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Flare x MIP, For Water Media (MPN 630). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Flare x MIP, For Water Media (MPN 630). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Compression x MIP, Compression (MPN A660). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/8 in Pipe Size, Compression x MIP, Compression (MPN A660). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Flare x MIP, For Water Media (MPN 6700). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Flare x MIP, For Water Media (MPN 6700). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Flare; Connection Type - Side 2: IPS; Connection Type: Flare x MIP.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Compression x MIP, Compression (MPN A6760). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 1/4 in Pipe Size, Compression x MIP, Compression (MPN A6760). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Gender - Side 2: Male; Connection Type - Side 1: Compression; Connection Type - Side 2: IPS; Connection Type: Compression x MIP.
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 3/8 in Pipe Size, Compression x Compression (MPN A6775). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Type - Side 1: Compression; Connection Type - Side 2: Compression; Connection Type: Compression x Compression.
WEATHERHEAD
WEATHERHEAD Needle Valve: Inline Valve Body, Brass, 3/8 in Pipe Size, Compression x Compression (MPN A6775). Key specifications — For Media: Water; Seal Material: Metal; Brand: WEATHERHEAD; Connection Type - Side 1: Compression; Connection Type - Side 2: Compression; Connection Type: Compression x Compression.