We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
HAM-LET H300U Series 316 Stainless Steel Straight-Body Needle Valve - Stainless Steel Straight-Body Needle Valves
HAM-LETStainless Steel Straight-Body Needle Valves

HAM-LET H300U Series 316 Stainless Steel Straight-Body Needle Valve

The HAM-LET H300U Series Inline Valve Body is a 316 stainless steel straight-body needle valve with a V-Stem and integral bonnet. It features Let-Lok x Let-Lok connections and a metal tee handle, designed for liquid…

SKU 3G-OTH-446345

Also listed as: H300USSLV34M · H 300U SS L V 3 4 M · H-300U-SS-L-V-3-4-M

Brand
HAM-LET
Item
H300U Series 316 Stainless Steel Straight-Body Needle Valve
Part Number
H-300U-SS-L-V-3/4-M
Category
Stainless Steel Straight-Body Needle Valves
Available to Order
Also known as:H-300U-SS-L-V-3/4-MHAM-LET
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HAM-LET
Manufacturer Part Number
H-300U-SS-L-V-3/4-M
Type
Integral Bonnet, Let-Lok
Handle
Metal Tee
For Media
Liquid
Standards
ISO 2006(E)
Stem Type
V-Stem
Valve Series
H300U
Connection Type
Let-Lok x Let-Lok
Stainless Steel
316
Connection Type - Side 1
Let-Lok
Connection Type - Side 2
Let-Lok

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

HAM-LET Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HAM-LET H300U Series Inline Valve Body is a 316 stainless steel straight-body needle valve with a V-Stem and integral bonnet. It features Let-Lok x Let-Lok connections and a metal tee handle, designed for liquid media in compliance with ISO 2006(E). The valve is identified by manufacturer part number H-300U-SS-L-V-3/4-M.

Frequently Asked Questions

What is a HAM-LET H300U needle valve used for?

The HAM-LET H300U inline needle valve is used for precise flow control of liquid media in industrial plumbing and instrumentation systems. Its 316 stainless steel body and V-Stem provide reliable shut-off and regulation in high-pressure or corrosive environments.

What are the specifications of the HAM-LET H-300U-SS-L-V-3/4-M?

This HAM-LET needle valve has a 316 stainless steel inline body with integral bonnet, V-Stem, and metal tee handle. It features Let-Lok x Let-Lok connections, is rated for liquid media, and complies with ISO 2006(E). The manufacturer part number is H-300U-SS-L-V-3/4-M.

Where to buy HAM-LET H300U needle valves worldwide?

3G Electric supplies HAM-LET H300U needle valves worldwide. As a global industrial sourcing partner, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote on the H-300U-SS-L-V-3/4-M or other HAM-LET valve configurations.

How to install a HAM-LET Let-Lok needle valve?

Installation requires proper tube preparation: cut square, deburr, and fully insert into the Let-Lok fitting before tightening the nut to the manufacturer's recommended torque. Use a backup wrench on the valve body to avoid stress. Always verify system pressure and media compatibility before operation.

Used in

Common applications for HAM-LET
Oil and gas — HAM-LET high-pressure needle valves and single-valve manifolds for wellhead control panels and sampling systems.
Chemical processing — Let-Lok double-ferrule fittings in 316L stainless steel for corrosive fluid transfer lines and dosing skids.
Semiconductor fabrication — HAM-LET diaphragm valves and high-purity fittings for ultrapure water and specialty gas delivery.
Analytical instrumentation — HAM-LET metering valves and compression fittings for GC, HPLC, and mass spectrometry sample handling.
Power generation — HAM-LET ball valves and manifolds for steam and water sampling in boiler and turbine systems.
Research laboratories — HAM-LET needle valves and tube adapters for bench-scale gas and liquid flow control rigs.
Not sure this is the right part? Photo-identify it→

HAM-LET Products

3G Electric supplies HAM-LET stainless steel 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 →

More from HAM-LET

View all HAM-LET parts →
HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-V-1/4-M)
HAM-LET
HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-V-1/4-M)
This 316 stainless steel straight-body needle valve from the H300U series features an integral bonnet and V-Stem for precise flow control of liquid media. It has FNPT x FNPT connections (both sides female NPT) and a metal tee handle. Complies with ISO 2006(E). Suitable for instrumentation, hydraulic, and process lines requiring reliable shut-off and regulation
HAM-LET
This 316 stainless steel straight-body needle valve from the H300U series features an integral bonnet and V-Stem for precise flow control of liquid media. It has FNPT x FNPT connections (both sides female NPT) and a metal tee handle. Complies with ISO 2006(E). Suitable for instrumentation, hydraulic, and process lines requiring reliable shut-off and regulation
This HAM-LET needle valve features a 316 stainless steel straight body with FNPT x FNPT connections, a screw-in bonnet, and a V-stem for precise flow control of liquid media. The metal tee handle provides easy operation. Compliant with ISO 2006(E), it is suitable for general industrial piping systems requiring reliable shut-off and regulation
HAM-LET
This HAM-LET needle valve features a 316 stainless steel straight body with FNPT x FNPT connections, a screw-in bonnet, and a V-stem for precise flow control of liquid media. The metal tee handle provides easy operation. Compliant with ISO 2006(E), it is suitable for general industrial piping systems requiring reliable shut-off and regulation
This 316 stainless steel straight-body needle valve features an integral bonnet and regulating stem for precise flow control of liquid media. It is equipped with Let-Lok connections on both sides and a metal tee handle. Designed for use in industrial piping systems, it complies with ISO 2006(E) standards
HAM-LET
This 316 stainless steel straight-body needle valve features an integral bonnet and regulating stem for precise flow control of liquid media. It is equipped with Let-Lok connections on both sides and a metal tee handle. Designed for use in industrial piping systems, it complies with ISO 2006(E) standards
Straight-body needle valve with integral bonnet and regulating stem for precise flow control of liquid media. Constructed from 316 stainless steel with Let-Lok end connections and a plastic knob handle. Complies with ISO 15848-1 standards. Suitable for throttling and shut-off in industrial piping systems
HAM-LET
Straight-body needle valve with integral bonnet and regulating stem for precise flow control of liquid media. Constructed from 316 stainless steel with Let-Lok end connections and a plastic knob handle. Complies with ISO 15848-1 standards. Suitable for throttling and shut-off in industrial piping systems

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first