GRUVLOK Metal Pipe Straight: Concentric Reducer, 10 in x 4 in, Ductile Iron
The GRUVLOK Metal Pipe Straight: Concentric Reducer is a grooved pipe fitting (Type: 10 in x 4 in, Ductile Iron, 300 psi @ 150° F). This concentric reducer transitions from a 10-inch to a 4-inch pipe size, rated for…
SKU 3G-OTH-460981
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Product Description
The GRUVLOK Metal Pipe Straight: Concentric Reducer is a grooved pipe fitting (Type: 10 in x 4 in, Ductile Iron, 300 psi @ 150° F). This concentric reducer transitions from a 10-inch to a 4-inch pipe size, rated for a maximum operating pressure of 300 psi at 150° F. 3G Electric interprets customer demand and delivers this genuine industrial fitting across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is a GRUVLOK concentric reducer used for?
A GRUVLOK concentric reducer transitions pipe flow from a larger 10-inch to a smaller 4-inch diameter in grooved piping systems. It is commonly used in industrial water, HVAC, and fire-protection applications where ductile iron fittings rated to 300 psi at 150°F are required.
What are the specifications of the GRUVLOK 10 in x 4 in concentric reducer?
This GRUVLOK concentric reducer has a 10 in x 4 in fitting pipe size, is made of ductile iron, and is rated for a maximum operating pressure of 300 psi at 150°F. The manufacturer part number is 0390029320. It is a grooved pipe fitting designed for straight concentric reduction.
Where to buy a GRUVLOK 10 in x 4 in concentric reducer worldwide?
3G Electric supplies and delivers the GRUVLOK 10 in x 4 in concentric reducer worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine GRUVLOK fittings and support procurement across 14 departments.
How to install a GRUVLOK grooved concentric reducer?
Installation follows standard grooved-pipe fitting practice: lubricate the gasket, place it over the pipe end, insert the reducer, and secure with coupling housings and bolts. Tighten bolts evenly to the manufacturer’s torque specification. Always verify alignment and pressure rating before system pressurization.
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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.









