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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 stainless steel straight-body needle valve with a V-stem and plastic knob handle, designed for liquid media. It features FNPT x FNPT connections (1/4" NPT female both…

SKU 3G-OTH-446256

Also listed as: H310USSNV14RS · H 310U SS N V 1 4 RS · H-310U-SS-N-V-1-4-RS

Brand
HAM-LET
Item
H300U Series 316 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-310U-SS-N-V-1/4-RS
Type
Integral Bonnet, FNPT x FNPT
Handle
Plastic Knob
For Media
Liquid
Standards
ISO 2006(E)
Stem Type
V-Stem
Valve Series
H300U
Connection Type
FNPT x FNPT
Stainless Steel
316
Connection Type - Side 1
NPT
Connection Type - Side 2
NPT
Connection Gender - Side 1
Female
Connection Gender - Side 2
Female

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

Product Description

The HAM-LET H300U Series Inline Valve Body is a stainless steel straight-body needle valve with a V-stem and plastic knob handle, designed for liquid media. It features FNPT x FNPT connections (1/4" NPT female both sides) and an integral bonnet, complying with ISO 2006(E) standards.

Frequently Asked Questions

What is the HAM-LET H300U inline needle valve used for?

The HAM-LET H300U inline needle valve is used for precise flow regulation of liquid media in industrial piping systems. Its 316 stainless steel body and V-stem design make it suitable for high-purity and corrosive fluid applications, such as in chemical processing, instrumentation, and hydraulic systems.

What are the specifications of the HAM-LET H-310U-SS-N-V-1/4-RS needle valve?

The HAM-LET H-310U-SS-N-V-1/4-RS is a 316 stainless steel inline needle valve with FNPT x FNPT 1/4" NPT female connections. It features an integral bonnet, V-stem, plastic knob handle, and complies with ISO 2006(E) standards. It is designed for liquid media and is part of the H300U series.

Where to buy HAM-LET needle valves worldwide?

You can source HAM-LET H300U series needle valves 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 on the H-310U-SS-N-V-1/4-RS model.

How to install a HAM-LET integral bonnet needle valve?

To install a HAM-LET integral bonnet needle valve, ensure the piping is clean and apply thread sealant to the FNPT connections. Tighten the valve body to the pipe using appropriate wrenches on the hex flats, avoiding over-torque. Open the V-stem slowly to prevent pressure shock. Always follow standard industrial valve installation practices.

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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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)
316 stainless steel straight-body needle valve with integral bonnet and regulating stem. Features FNPT x FNPT connections and a plastic knob handle. Designed for liquid media flow regulation in industrial piping systems. Complies with ISO 2006(E)
HAM-LET
316 stainless steel straight-body needle valve with integral bonnet and regulating stem. Features FNPT x FNPT connections and a plastic knob handle. Designed for liquid media flow regulation in industrial piping systems. Complies with ISO 2006(E)
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and female NPT connections on both ends. Designed for precise flow regulation of liquid media, it complies with ISO 15848-1 standards and is suited for industrial piping systems requiring corrosion resistance
HAM-LET
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and female NPT connections on both ends. Designed for precise flow regulation of liquid media, it complies with ISO 15848-1 standards and is suited for industrial piping systems requiring corrosion resistance
This 316 stainless steel straight-body needle valve from the H300U series features an integral bonnet and regulating stem for precise flow control of liquid media. It has FNPT x FNPT connections (female NPT on both sides) and a plastic knob handle. Complies with ISO 15848-1 standards. Suitable for industrial piping systems requiring fine metering and shut-off
HAM-LET
This 316 stainless steel straight-body needle valve from the H300U series features an integral bonnet and regulating stem for precise flow control of liquid media. It has FNPT x FNPT connections (female NPT on both sides) and a plastic knob handle. Complies with ISO 15848-1 standards. Suitable for industrial piping systems requiring fine metering and shut-off
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and FNPT x FNPT connections. It has a V-stem and plastic knob handle, designed for liquid media and compliant with ISO 15848-1. Typical applications include flow regulation and shut-off in industrial piping systems
HAM-LET
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and FNPT x FNPT connections. It has a V-stem and plastic knob handle, designed for liquid media and compliant with ISO 15848-1. Typical applications include flow regulation and shut-off in industrial piping systems
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and V-Stem for precise flow control. It has FNPT x FNPT connections (both sides NPT female) and a metal tee handle. Designed for liquid media, it complies with ISO 2006(E) standards. Suitable for use in industrial piping systems, process instrumentation, and hydraulic circuits
HAM-LET
This HAM-LET needle valve features a 316 stainless steel straight body with integral bonnet and V-Stem for precise flow control. It has FNPT x FNPT connections (both sides NPT female) and a metal tee handle. Designed for liquid media, it complies with ISO 2006(E) standards. Suitable for use in industrial piping systems, process instrumentation, and hydraulic circuits

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This HAM-LET H99 Series needle valve features a stainless steel body with screw-in bonnet and V-Stem for precise flow control of liquid media. It has a 12 mm pipe size, Let-Lok connection on side 1, and socket connection on side 2, with a metal tee handle. Complies with ISO 15848-1 standards
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This HAM-LET H99 Series needle valve features a stainless steel body with screw-in bonnet and V-Stem for precise flow control of liquid media. It has a 12 mm pipe size, Let-Lok connection on side 1, and socket connection on side 2, with a metal tee handle. Complies with ISO 15848-1 standards
This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and V-stem for precise flow regulation of liquid media. It has Let-Lok connections on both sides and a plastic knob handle, conforming to ISO 2006(E) standards. Typical applications include flow control and shut-off in industrial plumbing and instrumentation systems
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This HAM-LET H300U series needle valve features a 316 stainless steel straight body with integral bonnet and V-stem for precise flow regulation of liquid media. It has Let-Lok connections on both sides and a plastic knob handle, conforming to ISO 2006(E) standards. Typical applications include flow control and shut-off in industrial plumbing and instrumentation systems
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 male NPT connections on both sides and a metal tee handle. Complies with ISO 2006(E) standards. Suitable for instrumentation, sampling, and hydraulic circuits
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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 male NPT connections on both sides and a metal tee handle. Complies with ISO 2006(E) standards. Suitable for instrumentation, sampling, and hydraulic circuits
This HAM-LET needle valve features a 316 stainless steel straight body with screw-in bonnet and FNPT x FNPT connections. Designed for liquid media, it includes a V-stem and metal tee handle. Complies with ISO 15848-1 standards for use in industrial piping systems requiring precise flow control and shut-off
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This HAM-LET needle valve features a 316 stainless steel straight body with screw-in bonnet and FNPT x FNPT connections. Designed for liquid media, it includes a V-stem and metal tee handle. Complies with ISO 15848-1 standards for use in industrial piping systems requiring precise flow control and shut-off
This 316 stainless steel straight-body needle valve features an integral bonnet and V-Stem for precise flow control of liquid media. It has FNPT x FNPT connections (female NPT on both sides) and a metal tee handle. Complies with ISO 15848-1 standards. Suitable for instrumentation, sampling, and hydraulic circuits
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This 316 stainless steel straight-body needle valve features an integral bonnet and V-Stem for precise flow control of liquid media. It has FNPT x FNPT connections (female NPT on both sides) and a metal tee handle. Complies with ISO 15848-1 standards. Suitable for instrumentation, sampling, and hydraulic circuits
This HAM-LET needle valve features a 316 stainless steel straight body with an integral bonnet and regulating stem. It is designed for liquid media and complies with ISO 15848-1. The valve has Let-Lok connections on both sides and is operated by a plastic knob handle. Typical applications include flow regulation in industrial piping systems
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This HAM-LET needle valve features a 316 stainless steel straight body with an integral bonnet and regulating stem. It is designed for liquid media and complies with ISO 15848-1. The valve has Let-Lok connections on both sides and is operated by a plastic knob handle. Typical applications include flow regulation in industrial piping systems
This HAM-LET H99 Series needle valve features a 316 stainless steel straight body with screw-in bonnet and non-rotating stem for precise flow control of liquid media. It has Let-Lok x Let-Lok connections and a metal tee handle, complying with ISO 2006(E). Suitable for use in industrial instrumentation and process systems requiring reliable shut-off and regulation
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This HAM-LET H99 Series needle valve features a 316 stainless steel straight body with screw-in bonnet and non-rotating stem for precise flow control of liquid media. It has Let-Lok x Let-Lok connections and a metal tee handle, complying with ISO 2006(E). Suitable for use in industrial instrumentation and process systems requiring reliable shut-off and regulation
This HAM-LET needle valve features a 316 stainless steel straight body with a screw-in bonnet and regulating stem. It is equipped with Let-Lok connections on both sides and a metal tee handle. Designed for liquid media, it complies with ISO 15848-1 standards. Typical applications include flow regulation in industrial piping systems handling corrosive or high-pressure fluids
HAM-LET
This HAM-LET needle valve features a 316 stainless steel straight body with a screw-in bonnet and regulating stem. It is equipped with Let-Lok connections on both sides and a metal tee handle. Designed for liquid media, it complies with ISO 15848-1 standards. Typical applications include flow regulation in industrial piping systems handling corrosive or high-pressure fluids