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GRUVLOK 3 in Grooved Pipe Flange, Ductile Iron, NBR Seal, 750 psi - Grooved Pipe Flanges
GRUVLOKGrooved Pipe Flanges

GRUVLOK 3 in Grooved Pipe Flange, Ductile Iron, NBR Seal, 750 psi

The GRUVLOK Metal Pipe Flange is a 3-inch grooved pipe flange made of ductile iron with an NBR seal, rated for a maximum operating pressure of 750 psi and an overall length of 9 7/8 inches (MPN 0390215028). 3G…

SKU 3G-OTH-483389

Brand
GRUVLOK
Item
3 in Grooved Pipe Flange, Ductile Iron, NBR Seal, 750 psi
Part Number
0390215028
Category
Grooved Pipe Flanges
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390215028
Type
3 in, Ductile Iron, NBR Seal, 750 psi
Overall Lg
9 7/8 in
Maximum Operating Pressure
750 psi

Technical Documents

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

Product Description

The GRUVLOK Metal Pipe Flange is a 3-inch grooved pipe flange made of ductile iron with an NBR seal, rated for a maximum operating pressure of 750 psi and an overall length of 9 7/8 inches (MPN 0390215028). 3G Electric interprets this demand and delivers the genuine GRUVLOK part, backed by our specialist expertise across 14 industrial departments—including combustion, pumps, and controls—to ensure you get the right solution, not just a part.

Frequently Asked Questions

What is a GRUVLOK 3-inch grooved pipe flange used for?

A GRUVLOK 3-inch grooved pipe flange connects pipes in fire protection, HVAC, and industrial piping systems. Its ductile iron construction and NBR seal handle pressures up to 750 psi, making it suitable for water, oil, and gas applications where reliable, leak-free joints are required.

What are the specifications of the GRUVLOK 0390215028 flange?

The GRUVLOK 0390215028 is a 3-inch grooved pipe flange made of ductile iron with an NBR seal. It has a maximum operating pressure of 750 psi and an overall length of 9 7/8 inches. This genuine GRUVLOK part is designed for grooved-end pipe connections in demanding industrial environments.

Where to buy a GRUVLOK 3-inch pipe flange worldwide?

3G Electric supplies the genuine GRUVLOK 3-inch pipe flange (MPN 0390215028) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this ductile iron flange rated at 750 psi.

How to install a GRUVLOK grooved pipe flange?

To install a GRUVLOK grooved pipe flange, ensure pipe ends are clean and properly grooved per GRUVLOK specifications. Lubricate the NBR gasket, place it over the pipe end, and slide the flange into position. Tighten bolts evenly to the recommended torque to achieve a secure, leak-free joint rated for 750 psi.

Used in

Common applications for GRUVLOK
Fire protection systems — GRUVLOK grooved couplings and fittings for joining sprinkler pipe, such as the 6-inch coupling (SKU 46KK70) rated for 300 psi.
HVAC piping — GRUVLOK flexible couplings (e.g., SKU 408JM0) to accommodate thermal movement in chilled water and heating systems.
Process piping — GRUVLOK concentric reducer elbow (SKU 408GX7) for changing pipe direction and size in chemical and industrial processes.
Industrial piping — GRUVLOK high-pressure couplings (e.g., SKU 408HF6) rated to 1,000 psi for demanding applications.
Mechanical piping systems — GRUVLOK rigid couplings (e.g., SKU 60XP12) for joining large-diameter pipe in water distribution.
Plumbing systems — GRUVLOK NSF 61 approved couplings for potable water applications, ensuring compliance with health standards.
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GRUVLOK Products

3G Electric supplies GRUVLOK grooved pipe flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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