Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 3 in Pipe Size - Ductile Iron Inline Swing Check Valves
VAL-MATICDuctile Iron Inline Swing Check Valves

VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 3 in Pipe Size

The VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve is a ductile iron inline swing check valve with a 3-inch pipe size, standard inline valve body type, and manufacturer part number 503ABFK. 3G Electric interprets…

SKU 3G-OTH-442749

Also listed as: 503 ABFK · 503-ABFK

Brand
VAL-MATIC
Item
Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 3 in Pipe Size
Category
Ductile Iron Inline Swing 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 — 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

VAL-MATIC
Manufacturer Part Number
503ABFK
Type
Inline Valve Body, Std
Pipe Size
3 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

VAL-MATIC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve is a ductile iron inline swing check valve with a 3-inch pipe size, standard inline valve body type, and manufacturer part number 503ABFK. 3G Electric interprets your demand for this genuine VAL-MATIC valve, sourcing it across our 14 industrial departments and backing it with specialist depth in flow-control components.

Frequently Asked Questions

What is the VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve used for?

The VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve is used in water and wastewater systems to prevent reverse flow. Its ductile iron inline swing design suits municipal and industrial piping where reliable backflow prevention is critical.

What are the specifications of the VAL-MATIC 503ABFK valve?

The VAL-MATIC 503ABFK is a ductile iron inline swing check valve with a 3 in pipe size. It features a swing, inline valve body type and is classified as standard. The manufacturer part number is 503ABFK.

Where to buy the VAL-MATIC 503ABFK valve worldwide?

3G Electric supplies the VAL-MATIC 503ABFK valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install a VAL-MATIC swing check valve?

Install the VAL-MATIC swing check valve in a horizontal or vertical upward flow position. Ensure the flow arrow on the body matches pipeline direction. Use proper gaskets and torque bolts to manufacturer specs. Always consult the installation manual for specific guidance.

Used in

Common applications for VAL-MATIC
Municipal water distribution — VAL-MATIC butterfly valves (e.g., 2003-CD4B5N-L1-1) for isolation and flow control in potable water lines.
Wastewater treatment plants — VAL-MATIC plug valves (e.g., 5801RTL) for sludge and effluent handling with abrasion-resistant Buna-N seals.
Industrial process cooling — VAL-MATIC silent check valves (e.g., 1810A-DSY) to prevent backflow and water hammer in pump discharge lines.
Irrigation systems — VAL-MATIC air release/vacuum valves (e.g., 80C03-2GT-C6B6Y) to maintain pipeline integrity and prevent air locks.
Fire protection systems — VAL-MATIC butterfly valves (e.g., 2006-CD4B5N-L2-1) for sectional control in sprinkler risers, rated to 150 psi.

VAL-MATIC Products

3G Electric supplies VAL-MATIC ductile iron inline swing 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

Cross-referenced by specification & description
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size (MPN 525ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size (MPN 525ABFK)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 10 in Pipe Size, Std (MPN 510ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 10 in Pipe Size, Std (MPN 510ABFK)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 8 in Pipe Size, Std (MPN 508ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 8 in Pipe Size, Std (MPN 508ABFK)
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, Flange x Flange, Std (MPN 503A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 3 in Pipe Size, Flange x Flange, Std (MPN 503A-DB6F)
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size, Flange x Flange, Std (MPN 525A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 2 1/2 in Pipe Size, Flange x Flange, Std (MPN 525A-DB6F)

More from VAL-MATIC

View all VAL-MATIC parts
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, Flange x Flange, Std (MPN 502A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 2 in Pipe Size, Flange x Flange, Std (MPN 502A-DB6F)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 4 in Pipe Size, Std (MPN 504ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 4 in Pipe Size, Std (MPN 504ABFK)
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 8 in Pipe Size, Flange x Flange, Std (MPN 508A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 8 in Pipe Size, Flange x Flange, Std (MPN 508A-DB6F)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 6 in Pipe Size, Std (MPN 506CBFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 6 in Pipe Size, Std (MPN 506CBFK)
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 10 in Pipe Size, Flange x Flange, Std (MPN 510A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 10 in Pipe Size, Flange x Flange, Std (MPN 510A-DB6F)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 12 in Pipe Size, Std (MPN 512ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 12 in Pipe Size, Std (MPN 512ABFK)
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 4 in Pipe Size, Flange x Flange, Std (MPN 504A-DB6F)
VAL-MATIC
VAL-MATIC Swing Flex Check Valve: Swing, Inline Valve Body, 4 in Pipe Size, Flange x Flange, Std (MPN 504A-DB6F)
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 2 in Pipe Size, Std (MPN 502ABFK)
VAL-MATIC
VAL-MATIC Swing Flex Back Flow ActuatorCheck Valve: Swing, Inline Valve Body, 2 in Pipe Size, Std (MPN 502ABFK)