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GRUVLOK Metal Pipe Straight: Concentric Reducer, 5 in x 4 in, Ductile Iron - Grooved Pipe Fittings
GRUVLOKGrooved Pipe Fittings

GRUVLOK Metal Pipe Straight: Concentric Reducer, 5 in x 4 in, Ductile Iron

The GRUVLOK Metal Pipe Straight: Concentric Reducer (SKU 60XR27, MPN 0390028785) is a grooved pipe fitting in ductile iron, sized 5 in x 4 in, rated for 300 psi @ 150° F. 3G Electric sources this genuine OEM…

SKU 3G-OTH-460936

Brand
GRUVLOK
Item
Metal Pipe Straight: Concentric Reducer, 5 in x 4 in, Ductile Iron
Category
Grooved Pipe Fittings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390028785
Type
5 in x 4 in, Ductile Iron, 300 psi @ 150° F
Fitting Pipe Size
5 in x 4 in
Maximum Operating Pressure
300 psi @ 150° F
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GRUVLOK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The GRUVLOK Metal Pipe Straight: Concentric Reducer (SKU 60XR27, MPN 0390028785) is a grooved pipe fitting in ductile iron, sized 5 in x 4 in, rated for 300 psi @ 150° F. 3G Electric sources this genuine OEM component across 14 industrial departments — with specialist depth in combustion, pumps and controls — and provides accountable support to ensure the right fit for your system.

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 5 in to 4 in. It is commonly used in fire protection, HVAC, and industrial process lines where ductile iron fittings rated for 300 psi @ 150° F are required.

What are the specifications of the GRUVLOK 5 in x 4 in concentric reducer?

This GRUVLOK concentric reducer is a grooved pipe fitting in ductile iron, sized 5 in x 4 in, with a maximum operating pressure of 300 psi @ 150° F. The manufacturer part number is 0390028785. It is designed for use in grooved mechanical piping systems.

Where to buy a GRUVLOK concentric reducer worldwide?

3G Electric supplies the GRUVLOK concentric reducer (MPN 0390028785) to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine OEM components across 14 departments, including combustion, pumps, and controls.

How to select the right GRUVLOK concentric reducer for a piping system?

To select the correct GRUVLOK concentric reducer, match the larger and smaller pipe sizes (e.g., 5 in x 4 in) and confirm the pressure rating (300 psi @ 150° F) meets your system requirements. Verify the groove dimensions and material compatibility with your pipe and gasket. 3G Electric can help confirm fitment.

Used in

Common applications for GRUVLOK
Fire-protection systems — GRUVLOK ductile iron butterfly valves (e.g., SKU 3DVX7) for water-based sprinkler and standpipe networks.
Chemical processing — GRUVLOK carbon steel butterfly valve with 316 stainless steel disc (SKU 60WR76) for handling corrosive media.
General water distribution — GRUVLOK ductile iron butterfly valve with EPDM seat (SKU 60WR98) for municipal or industrial water lines.
HVAC piping — GRUVLOK grooved-end butterfly valves for chilled water or hot water systems requiring quick installation.
Industrial process control — GRUVLOK lever-operated butterfly valve (SKU 60WR82) for throttling or isolation in chemical media applications.

GRUVLOK Products

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.

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