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

The SHARPE Check Valve: Swing is a stainless steel inline swing check valve (SKU 3G-OTH-437433, MPN 4371001640). It features a 2-way, inline valve body with a 1-inch pipe size and FNPSM x FNPSM connections, rated for…

SKU 3G-OTH-437433

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

SHARPE
Manufacturer Part Number
4371001640
Type
2-Way, Inline Valve Body, FNPSM x FNPSM, 500°F, Std
Pipe Size
1 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 3G-OTH-437433, MPN 4371001640). It features a 2-way, inline valve body with a 1-inch pipe size and FNPSM x FNPSM connections, rated for up to 500°F. The valve has a metal seat material.

Frequently Asked Questions

What is the SHARPE Check Valve used for?

The SHARPE Check Valve is used to prevent backflow in industrial piping systems. Its swing design allows flow in one direction and automatically closes when flow reverses, protecting pumps and equipment. Common applications include water, oil, and gas lines where reliable one-way flow control is needed.

What are the specifications of the SHARPE Check Valve 4371001640?

This SHARPE Check Valve is a 2-way, inline swing check valve with a 1-inch pipe size and FNPSM x FNPSM connections. It has a metal seat material and is rated for up to 500°F. The valve body is stainless steel, and the manufacturer part number is 4371001640.

Where to buy the SHARPE Check Valve worldwide?

3G Electric supplies the SHARPE Check Valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this valve to meet your project needs.

How to install a SHARPE swing check valve?

Install the SHARPE swing check valve in a horizontal or vertical upward flow position, ensuring the flow arrow on the body matches the pipeline direction. Use proper thread sealant on the FNPSM connections and tighten to manufacturer torque specs. Always verify the valve operates freely before pressurizing the system.

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 in Pipe Size, FNPSM x FNPSM, 500°F, Std (MPN 4371001700)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 1 in Pipe Size, FNPSM x FNPSM, 500°F, Std (MPN 4371001700)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 400°F, Std (MPN 4371001630)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 400°F, Std (MPN 4371001630)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 2 in Pipe Size, FNPSM x FNPSM, 700°F, Std (MPN 4371001670)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 2 in Pipe Size, FNPSM x FNPSM, 700°F, Std (MPN 4371001670)
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)
SHARPE Check Valve: Swing, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 316L Stainless Steel (MPN 4371001690)
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SHARPE Check Valve: Swing, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 316L Stainless Steel (MPN 4371001690)
SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 400°F, Std (MPN 4371001750)
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SHARPE Check Valve: Swing, 2-Way, Inline Valve Body, 3/4 in Pipe Size, FNPSM x FNPSM, 400°F, Std (MPN 4371001750)

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