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

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

The HAM-LET H300U Series H-310U-SS-N-R-1/4-RS-A is a 316 stainless steel angle-body needle valve with an integral bonnet, designed for liquid media. It features female NPT connections on both sides (FNPT x FNPT), a…

SKU 3G-OTH-450386

Brand
HAM-LET
Item
Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet
Category
Stainless Steel Angle-Body Needle Valves
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Technical Specifications

HAM-LET
Manufacturer Part Number
H-310U-SS-N-R-1/4-RS-A
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
View Full Spec Sheet

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

Product Description

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

Frequently Asked Questions

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

The HAM-LET H-310U-SS-N-R-1/4-RS-A is a 316 stainless steel angle-body needle valve designed for precise 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 flow control are required.

What are the specifications of the HAM-LET H300U needle valve?

The HAM-LET H300U Series H-310U-SS-N-R-1/4-RS-A is a 316 stainless steel angle valve with an integral bonnet, FNPT x FNPT connections, and a regulating stem. It features a plastic knob handle, complies with ISO 15848-1 standards, and is designed for liquid media. The valve series is H300U.

Where to buy HAM-LET needle valves worldwide?

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

How to install a HAM-LET angle needle valve?

Install the HAM-LET H-310U-SS-N-R-1/4-RS-A by applying thread sealant to the FNPT connections and tightening to the recommended torque. Ensure the valve is oriented with the angle body aligned to the flow direction. Use the plastic knob for manual regulation; avoid over-tightening to prevent seat damage.

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 angle-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: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, MNPT x MNPT (MPN H-380U-SS-N-R-1/4-RS-A). Key specifications — For Media: Liquid; Standards: ISO 15848-1; Brand: HAM-LET; Valve Series: H300U; Stem Type: Regulating; Connection Gender - Side 2: Male; Connection Gender - Side 1: Male; Connection Type - Side 1: NPT.
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, Male, NPT (MPN H-395U-SS-NL-R-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: Regulating; Connection Gender - Side 1: Male; Connection Type - Side 1: NPT; Connection Type - Side 2: Let-Lok.
HAM-LET
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, Male, NPT (MPN H-395U-SS-NL-R-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: Regulating; Connection Gender - Side 1: Male; Connection Type - Side 1: NPT; Connection Type - Side 2: Let-Lok.
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, MNPT x MNPT (MPN H-380U-SS-N-R-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: Regulating; Connection Gender - Side 2: Male; Connection Gender - Side 1: Male; Connection Type - Side 1: NPT.
HAM-LET
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, MNPT x MNPT (MPN H-380U-SS-N-R-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: Regulating; Connection Gender - Side 2: Male; Connection Gender - Side 1: Male; Connection Type - Side 1: NPT.
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-V-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: V-Stem; Connection Gender - Side 2: Female; Connection Gender - Side 1: Female; Connection Type - Side 1: NPT.
HAM-LET
HAM-LET Plumbing Needle Valves: Angle Valve Body, 316 Stainless Steel, Integral Bonnet, FNPT x FNPT (MPN H-310U-SS-N-V-1/4-M-A). Key specifications — For Media: Liquid; Standards: ISO 2006(E); Brand: HAM-LET; Valve Series: H300U; Stem Type: V-Stem; Connection Gender - Side 2: Female; Connection Gender - Side 1: Female; Connection Type - Side 1: NPT.