GRUVLOK Metal Pipe Flange: Flange, 3 in, 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
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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.
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 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.
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Common applications for GRUVLOKGRUVLOK 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.









