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HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet - Stainless Steel Straight-Body Needle Valves
HAM-LETStainless Steel Straight-Body Needle Valves

HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet

The HAM-LET H-310U-SS-N-R-1/4-RS is a 316 stainless steel straight-body needle valve from the H300U series, featuring an integral bonnet and a regulating stem. It has FNPT x FNPT connections (female NPT on both…

SKU 3G-OTH-446253

Also listed as: H310USSNR14RS · H 310U SS N R 1 4 RS · H-310U-SS-N-R-1-4-RS

Brand
HAM-LET
Item
Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet
Category
Stainless Steel Straight-Body Needle Valves
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

HAM-LET
Manufacturer Part Number
H-310U-SS-N-R-1/4-RS
Type
Integral Bonnet, FNPT x FNPT
Handle
Plastic Knob
For Media
Liquid
Standards
ISO 15848-1
Stem Type
Regulating
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

Technical Documents

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

Product Description

The HAM-LET H-310U-SS-N-R-1/4-RS is a 316 stainless steel straight-body needle valve from the H300U series, featuring an integral bonnet and a regulating stem. It has FNPT x FNPT connections (female NPT on both sides) and a plastic knob handle, designed for liquid media. This valve complies with ISO 15848-1 standards.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the HAM-LET H-310U-SS-N-R-1/4-RS needle valve used for?

The HAM-LET H-310U-SS-N-R-1/4-RS is a 316 stainless steel straight-body needle valve designed for precise flow regulation of liquid media in industrial piping systems. It is commonly used in process instrumentation, sampling systems, and hydraulic circuits where reliable shut-off and fine metering are required.

What are the specifications of the HAM-LET H-310U needle valve?

This HAM-LET H300U series valve has a 316 stainless steel body with an integral bonnet and regulating stem. It features FNPT x FNPT connections (female NPT on both sides), a plastic knob handle, and complies with ISO 15848-1 standards. It is designed for liquid media only.

Where to buy HAM-LET needle valves worldwide?

3G Electric supplies HAM-LET H-310U-SS-N-R-1/4-RS needle valves worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this H300U series valve.

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

Install the HAM-LET H-310U valve with the flow arrow aligned to system direction. Apply thread sealant to the FNPT connections and tighten to manufacturer torque specs. Avoid over-tightening the plastic knob handle. For liquid media, ensure the system is depressurized before maintenance.

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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Cross-referenced by specification & description
HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-R-1/8-RS)
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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-R-1/8-RS)
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)
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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 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)
HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-R-1/8-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-R-1/8-M)
HAM-LET Plumbing Needle Valves: Inline Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-V-1/4-RS)
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-RS)
This 316 stainless steel straight-body needle valve features an integral bonnet design with FNPT x FNPT connections. It is equipped with a V-stem and a metal tee handle, suitable for precise flow control and shut-off of liquid media in industrial piping systems. The valve complies with ISO 15848-1 standards
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This 316 stainless steel straight-body needle valve features an integral bonnet design with FNPT x FNPT connections. It is equipped with a V-stem and a metal tee handle, suitable for precise flow control and shut-off of liquid media in industrial piping systems. The valve complies with ISO 15848-1 standards

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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
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