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HAM-LET H300U Series Stainless Steel Straight-Body Needle Valve - Stainless Steel Straight-Body Needle Valves
HAM-LETStainless Steel Straight-Body Needle Valves

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

The HAM-LET Plumbing Needle Valve (SKU 3G-OTH-446372) is a stainless steel straight-body needle valve from the H300U series, featuring an integral bonnet and a regulating stem. It is designed for liquid media and…

SKU 3G-OTH-446372

Also listed as: H300USSLR12MMRS · H 300U SS L R 12MM RS

Brand
HAM-LET
Item
H300U Series Stainless Steel Straight-Body Needle Valve
Category
Stainless Steel Straight-Body Needle Valves
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HAM-LET
Manufacturer Part Number
H-300U-SS-L-R-12MM-RS
Type
Integral Bonnet, Let-Lok
Handle
Plastic Knob
For Media
Liquid
Standards
ISO 2006(E)
Stem Type
Regulating
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

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

Product Description

The HAM-LET Plumbing Needle Valve (SKU 3G-OTH-446372) is a stainless steel straight-body needle valve from the H300U series, featuring an integral bonnet and a regulating stem. It is designed for liquid media and connects via Let-Lok x Let-Lok fittings, with a plastic knob handle. This inline valve body complies with ISO 2006(E) standards.

Frequently Asked Questions

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

The HAM-LET H300U needle valve is used for precise flow regulation of liquid media in industrial plumbing and instrumentation systems. Its 316 stainless steel body and integral bonnet provide corrosion resistance and leak-tight performance in demanding environments.

What are the specifications of the HAM-LET H-300U-SS-L-R-12MM-RS?

This HAM-LET needle valve is a 316 stainless steel inline valve with a regulating stem, integral bonnet, and plastic knob handle. It features Let-Lok x Let-Lok connections, complies with ISO 2006(E) standards, and is designed for liquid media.

Where to buy HAM-LET needle valves worldwide?

3G Electric supplies HAM-LET H300U needle valves worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HAM-LET components to your facility, regardless of location.

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

Install the HAM-LET Let-Lok needle valve by ensuring tube ends are clean and square. Insert the tube fully into the Let-Lok fitting, then tighten the nut finger-tight plus the recommended turns per HAM-LET guidelines. Always pressure-test the system after installation.

Used in

Common applications for HAM-LET
Oil and gas — HAM-LET H99 Series needle valves for instrument isolation in high-pressure lines
Chemical processing — HAM-LET H-400 Series check valves for backflow prevention in corrosive fluid systems
Semiconductor manufacturing — HAM-LET EVZS4R-BV diaphragm valves for ultra-high-purity gas distribution
Power generation — HAM-LET H-6800 Series three-way ball valves for cooling water flow switching
Analytical instrumentation — HAM-LET H300U Series metering valves for precise flow regulation in lab gas systems
Hydraulic systems — HAM-LET H-410 Series poppet check valves for load-holding in hydraulic circuits

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.

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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok connections on both sides. It is equipped with a regulating stem and a plastic knob handle for precise flow control of liquid media. Complies with ISO 2006(E) standards. Suitable for use in industrial piping systems requiring fine metering and shut-off
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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok connections on both sides. It is equipped with a regulating stem and a plastic knob handle for precise flow control of liquid media. Complies with ISO 2006(E) standards. Suitable for use in industrial piping systems requiring fine metering and shut-off
This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok connections on both sides. It is equipped with a regulating stem and plastic knob handle for precise flow control of liquid media. Suitable for use in industrial piping systems requiring fine regulation, such as instrumentation and sampling lines
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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok connections on both sides. It is equipped with a regulating stem and plastic knob handle for precise flow control of liquid media. Suitable for use in industrial piping systems requiring fine regulation, such as instrumentation and sampling lines
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This straight-body needle valve features a 316 stainless steel construction with 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, complying with ISO 15848-1 standards. Typical applications include instrumentation panels, sampling systems, and hydraulic circuits where fine throttling and shut-off are required
This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok x Let-Lok connections. It is equipped with a regulating stem and metal tee handle for precise flow control of liquid media. The valve complies with ISO 15848-1 fugitive emission standards
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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok x Let-Lok connections. It is equipped with a regulating stem and metal tee handle for precise flow control of liquid media. The valve complies with ISO 15848-1 fugitive emission standards
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok x Let-Lok connections. It has a regulating stem and plastic knob, designed for liquid media. Complies with ISO 15848-1 standards. Used for precise flow control in industrial piping systems
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This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok x Let-Lok connections. It has a regulating stem and plastic knob, designed for liquid media. Complies with ISO 15848-1 standards. Used for precise flow control in industrial piping systems
This needle valve features a 316 stainless steel inline body with Let-Lok x Let-Lok connections, an integral bonnet, and a soft seat stem. It is operated by a plastic knob handle and designed for liquid media. The valve complies with ISO 15848-1 standards, making it suitable for precise flow control in industrial piping systems
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This HAM-LET H300U Series needle valve features a 316 stainless steel integral bonnet body with 1/2" FNPT x FNPT connections. It is equipped with a V-stem and a plastic knob handle for precise flow control of liquid media. Complies with ISO 2006(E) standards. Suitable for use in industrial plumbing and instrumentation systems requiring reliable shut-off and regulation
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This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and regulating stem for precise flow control of liquid media. It has MNPT x MNPT connections with male NPT threads on both sides and a plastic knob handle. Complies with ISO 2006(E). Suitable for industrial plumbing and instrumentation systems requiring reliable shut-off and throttling
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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and Let-Lok connections on both ends. It is equipped with a regulating stem and a plastic knob handle for precise flow control of liquid media. The valve complies with ISO 15848-1 standards and is suitable for throttling and shut-off in industrial piping systems
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)
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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 HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and regulating stem for precise flow control of liquid media. It connects via male NPT on one side and a Let-Lok fitting on the other, with a metal tee handle. Suitable for industrial plumbing and instrumentation systems requiring reliable shut-off and throttling in high-pressure or corrosive environments. Complies with ISO 2006(E) standards
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This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and regulating stem for precise flow control of liquid media. It connects via male NPT on one side and a Let-Lok fitting on the other, with a metal tee handle. Suitable for industrial plumbing and instrumentation systems requiring reliable shut-off and throttling in high-pressure or corrosive environments. Complies with ISO 2006(E) standards
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This HAM-LET H300U needle valve features a 316 stainless steel straight body with integral bonnet and regulating stem. It has Let-Lok connections on both sides and a metal tee handle. Designed for liquid media, it complies with ISO 2006(E) and is used for precise flow regulation and shut-off in industrial plumbing systems
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and V-stem for precise flow regulation of liquid media. It has a metal tee handle and 1/4" MNPT x FNPT connections, conforming to ISO 2006(E). Suitable for industrial plumbing and instrumentation systems requiring reliable shut-off and throttling
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This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and V-stem for precise flow regulation of liquid media. It has a metal tee handle and 1/4" MNPT x FNPT connections, conforming to ISO 2006(E). Suitable for industrial plumbing and instrumentation systems requiring reliable shut-off and throttling
This HAM-LET needle valve features a 316 stainless steel straight-body with integral bonnet and MNPT x MNPT connections. It is designed for liquid media, with a regulating stem type and plastic knob handle. Suitable for flow regulation and shut-off in industrial piping systems, it complies with ISO 15848-1 standards
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This HAM-LET needle valve features a 316 stainless steel straight-body with integral bonnet and MNPT x MNPT connections. It is designed for liquid media, with a regulating stem type and plastic knob handle. Suitable for flow regulation and shut-off in industrial piping systems, it complies with ISO 15848-1 standards