We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
SHARPEForged Steel Inline Piston Check Valves

SHARPE Forged Steel Inline Piston Check Valve

The SHARPE Check Valve: Piston is a forged steel inline piston check valve with a 1 1/2 in pipe size, featuring an inline valve body, FNPSM x FNPSM connections, carbon steel construction, and NPSM threads (MPN…

SKU 3G-OTH-596370

Brand
SHARPE
Item
Forged Steel Inline Piston Check Valve
Part Number
4371001840
Category
Forged Steel Inline Piston Check Valves
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
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
4371001840
Type
Inline Valve Body, FNPSM x FNPSM, Carbon Steel, NPSM
Pipe Size
1 1/2 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The SHARPE Check Valve: Piston is a forged steel inline piston check valve with a 1 1/2 in pipe size, featuring an inline valve body, FNPSM x FNPSM connections, carbon steel construction, and NPSM threads (MPN 4371001840). As a metal-bodied valve, it is designed for reliable flow control in industrial piping systems.

Frequently Asked Questions

What is a SHARPE forged steel inline piston check valve used for?

A SHARPE forged steel inline piston check valve prevents reverse flow in industrial piping systems. It is used in applications requiring reliable backflow prevention, such as water, oil, and gas lines, where carbon steel construction and NPSM threads provide durability and leak-tight connections.

What are the specifications of the SHARPE check valve MPN 4371001840?

The SHARPE check valve MPN 4371001840 has a 1 1/2 in pipe size, inline valve body, FNPSM x FNPSM connections, carbon steel construction, and NPSM threads. It is a forged steel piston check valve designed for metal-bodied flow control in industrial systems.

Where to buy a SHARPE check valve in worldwide?

3G Electric supplies the SHARPE check valve MPN 4371001840 to worldwide locations. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for this forged steel inline piston check valve, ensuring it reaches your facility reliably.

How to install a SHARPE forged steel piston check valve?

Install the SHARPE check valve in the correct flow direction as indicated on the body. Ensure pipe threads are clean and apply appropriate sealant to the FNPSM connections. Tighten to manufacturer torque specifications and test for leaks before system pressurization.

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)
Not sure this is the right part? Photo-identify it

SHARPE Products

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

More from SHARPE

View all SHARPE parts
This forged steel inline piston check valve features a carbon steel body and metal seat. It has a 2 in pipe size with FNPSM x FNPSM female connections. Designed to prevent backflow in industrial piping systems handling water, oil, or gas
SHARPE
This forged steel inline piston check valve features a carbon steel body and metal seat. It has a 2 in pipe size with FNPSM x FNPSM female connections. Designed to prevent backflow in industrial piping systems handling water, oil, or gas
Forged steel inline piston check valve with 3/4 in pipe size and socket x socket female connections. Prevents reverse flow in industrial piping systems handling water, oil, or gas. Suitable for moderate-pressure applications requiring reliable backflow prevention
SHARPE
Forged steel inline piston check valve with 3/4 in pipe size and socket x socket female connections. Prevents reverse flow in industrial piping systems handling water, oil, or gas. Suitable for moderate-pressure applications requiring reliable backflow prevention
This forged steel inline piston check valve prevents backflow in piping systems handling liquids or gases. It features a 3/4 in pipe size, FNPSM x FNPSM female connections, a carbon steel body, and a metal seat for leak-resistant operation
SHARPE
This forged steel inline piston check valve prevents backflow in piping systems handling liquids or gases. It features a 3/4 in pipe size, FNPSM x FNPSM female connections, a carbon steel body, and a metal seat for leak-resistant operation

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first