GRUVLOK Metal Pipe Straight: Concentric Reducer, 4 in x 3 1/2 in, Ductile Iron
The GRUVLOK Metal Pipe Straight: Concentric Reducer (SKU 60XR24) is a grooved pipe fitting in ductile iron, sized 4 in x 3-1/2 in, rated to 300 psi @ 150° F. 3G Electric interprets this demand, sources the genuine…
SKU 3G-OTH-461056
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Product Description
The GRUVLOK Metal Pipe Straight: Concentric Reducer (SKU 60XR24) is a grooved pipe fitting in ductile iron, sized 4 in x 3-1/2 in, rated to 300 psi @ 150° F. 3G Electric interprets this demand, sources the genuine OEM part, and supports your project across 14 industrial departments — with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is a GRUVLOK concentric reducer used for?
A GRUVLOK concentric reducer connects two different pipe sizes in a grooved piping system, reducing flow from a larger to a smaller diameter. It is commonly used in fire protection, HVAC, and industrial process lines where ductile iron fittings rated to 300 psi @ 150° F are required.
What are the specifications of the GRUVLOK 4 in x 3 1/2 in concentric reducer?
This GRUVLOK concentric reducer (MPN 0390028686) is a grooved pipe fitting in ductile iron, sized 4 in x 3-1/2 in. It has a maximum operating pressure of 300 psi @ 150° F. The fitting is designed for straight pipe connections in grooved systems.
Where to buy a GRUVLOK concentric reducer worldwide?
3G Electric supplies the GRUVLOK concentric reducer (SKU 60XR24) to customers worldwide. We handle full logistics, customs clearance, and delivery to your project site. As a global industrial solutions provider, we source genuine OEM parts and support your procurement across 14 departments.
How to install a GRUVLOK grooved concentric reducer?
Installation follows standard grooved coupling procedures: lubricate the gasket, place it over the pipe ends, and tighten the coupling bolts to the manufacturer's torque specification. Ensure pipe ends are clean and properly aligned. Always consult the GRUVLOK installation manual for pressure ratings and bolt torque values.
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3G Electric supplies GRUVLOK grooved pipe fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









