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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/4 in Pipe Size, FNPSM x FNPSM - Stainless Steel Inline Swing Check Valves
SHARPEStainless Steel Inline Swing Check Valves

SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/4 in Pipe Size, FNPSM x FNPSM

The SHARPE Check Valve: Swing is a stainless steel inline swing check valve (SKU 4371001770, MPN 4371001770). It features a 2-way, inline valve body with 1 1/4 in pipe size and FNPSM x FNPSM connections, rated for…

SKU 3G-OTH-437486

Brand
SHARPE
Item
Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/4 in Pipe Size, FNPSM x FNPSM
Category
Stainless Steel Inline Swing Check Valves
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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

SHARPE
Manufacturer Part Number
4371001770
Type
2-Way, Inline Valve Body, FNPSM x FNPSM, 600°F, Std
Pipe Size
1 1/4 in
Seat Material
Metal

Technical Documents

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SHARPE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SHARPE Check Valve: Swing is a stainless steel inline swing check valve (SKU 4371001770, MPN 4371001770). It features a 2-way, inline valve body with 1 1/4 in pipe size and FNPSM x FNPSM connections, rated for 600°F. The seat material is metal.

Frequently Asked Questions

What is the SHARPE swing check valve used for?

The SHARPE swing check valve prevents backflow in piping systems. It is used in industrial applications such as water, oil, and gas lines where a stainless steel, inline valve with metal seat is required. The 1 1/4 in FNPSM connections allow installation in threaded pipe systems.

What are the specifications of the SHARPE check valve 4371001770?

The SHARPE check valve (MPN 4371001770) is a 2-way, inline swing check valve with a stainless steel body. It has 1 1/4 in pipe size, FNPSM x FNPSM connections, a metal seat, and a maximum temperature rating of 600°F. The SKU is 3G-OTH-437486.

Where to buy the SHARPE check valve worldwide?

3G Electric supplies the SHARPE check valve worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this valve for your project.

How to install a SHARPE swing check valve?

Install the SHARPE swing check valve in a horizontal or vertical upward flow position to ensure the disc swings freely. Apply thread sealant to the FNPSM connections and tighten to the manufacturer's torque spec. Always verify flow direction matches the arrow on the body before final assembly.

Used in

Common applications for SHARPE
Petroleum and gas pipeline isolation — SHARPE rising stem gate valves (Class 300, CF8M stainless steel)
Steam system flow regulation — SHARPE Z-body globe valves (carbon steel, FNPT, for steam media)
General-purpose water or air shutoff — SHARPE non-rising stem gate valves (316 stainless steel, FNPT, 200 psi CWP)
High-pressure hydrocarbon service — SHARPE forged steel gate valves (socket x FNPT, 1,975 psi CWP, solid wedge)
Backflow prevention in process lines — SHARPE swing check valves (stainless steel, FNPSM, 400°F rating)
Refinery or chemical plant throttling — SHARPE 316L stainless steel globe valves (OS&Y, FNPT, for steam media)

SHARPE Products

3G Electric supplies SHARPE stainless steel inline swing check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/4 in Pipe Size, FNPSM x FNPSM, 600°F, Std (MPN 4371001710)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/4 in Pipe Size, FNPSM x FNPSM, 600°F, Std (MPN 4371001710)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/2 in Pipe Size, FNPSM x FNPSM, 650°F, Std (MPN 4371001780)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/2 in Pipe Size, FNPSM x FNPSM, 650°F, Std (MPN 4371001780)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/2 in Pipe Size, FNPSM x FNPSM, 650°F, Std (MPN 4371001720)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/2 in Pipe Size, FNPSM x FNPSM, 650°F, Std (MPN 4371001720)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 in Pipe Size, FNPSM x FNPSM, 500°F, Std (MPN 4371001760)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 in Pipe Size, FNPSM x FNPSM, 500°F, Std (MPN 4371001760)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 2 in Pipe Size, FNPSM x FNPSM, 700°F, Std (MPN 4371001790)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 2 in Pipe Size, FNPSM x FNPSM, 700°F, Std (MPN 4371001790)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1/2 in Pipe Size, FNPSM x FNPSM, 300°F, Std (MPN 4371001740)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1/2 in Pipe Size, FNPSM x FNPSM, 300°F, Std (MPN 4371001740)

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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 1/2 in Pipe Size, FNPSM x FNPSM, 650°F, Std (MPN 4371001660)
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