Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
GRUVLOK 5 in Grooved Pipe Flange - Grooved Pipe Flanges
GRUVLOKGrooved Pipe Flanges

GRUVLOK 5 in Grooved Pipe Flange

The GRUVLOK Metal Pipe Flange is a 5-inch grooved pipe flange with an NBR seal, constructed from ductile iron and rated for a maximum operating pressure of 300 psi. It has a length of 12 1/2 inches (MPN 0390210649)…

SKU 3G-OTH-468592

Brand
GRUVLOK
Item
5 in Grooved Pipe Flange
Part Number
0390210649
Category
Grooved Pipe Flanges
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

GRUVLOK
Manufacturer Part Number
0390210649
Type
5 in, NBR Seal, 300 psi, Ductile Iron, Grooved
Lg
12 1/2 in
Maximum Operating Pressure
300 psi

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The GRUVLOK Metal Pipe Flange is a 5-inch grooved pipe flange with an NBR seal, constructed from ductile iron and rated for a maximum operating pressure of 300 psi. It has a length of 12 1/2 inches (MPN 0390210649). 3G Electric interprets this demand and sources the genuine GRUVLOK component, supporting your industrial piping needs across our 14 departments, with specialist depth in combustion, pumps, and controls.

Frequently Asked Questions

What is the GRUVLOK 5-inch grooved pipe flange used for?

The GRUVLOK 5-inch grooved pipe flange connects piping in fire protection, HVAC, and industrial water systems. Its ductile iron body and NBR seal handle pressures up to 300 psi. 3G Electric sources this genuine GRUVLOK component to support your piping needs across 14 industrial departments.

What are the specifications of the GRUVLOK metal pipe flange MPN 0390210649?

This GRUVLOK flange is 5 inches, grooved, with a ductile iron body and NBR seal. Maximum operating pressure is 300 psi. Overall length is 12 1/2 inches. The manufacturer part number is 0390210649. 3G Electric supplies this genuine component for industrial piping systems.

Where to buy GRUVLOK pipe flanges worldwide?

3G Electric supplies GRUVLOK pipe flanges worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine GRUVLOK components like the 5-inch grooved flange (MPN 0390210649) for your piping projects.

How to install a GRUVLOK grooved pipe flange?

Installation follows standard grooved piping practices: lubricate the NBR gasket, place it over the pipe end, then slide the flange over the gasket. Insert bolts and tighten evenly to the manufacturer's torque specification. 3G Electric can provide technical support for your GRUVLOK flange installation.

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.
Not sure this is the right part? Photo-identify it→

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from GRUVLOK

View all GRUVLOK parts →
This grooved pipe flange is made of ductile iron and rated for a maximum operating pressure of 300 psi. It has an overall length of 3 1/2 inches and is designed for use with grooved-end pipe and fittings in industrial piping systems such as water supply, fire protection, and HVAC
GRUVLOK
This grooved pipe flange is made of ductile iron and rated for a maximum operating pressure of 300 psi. It has an overall length of 3 1/2 inches and is designed for use with grooved-end pipe and fittings in industrial piping systems such as water supply, fire protection, and HVAC
This grooved pipe flange is made of ductile iron with an NBR seal and is rated for a maximum operating pressure of 300 psi. It has a 2-inch grooved connection and an overall length of 8 3/8 inches. Used to connect grooved-end pipes in piping systems for water, oil, and non-corrosive fluids
GRUVLOK
This grooved pipe flange is made of ductile iron with an NBR seal and is rated for a maximum operating pressure of 300 psi. It has a 2-inch grooved connection and an overall length of 8 3/8 inches. Used to connect grooved-end pipes in piping systems for water, oil, and non-corrosive fluids

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first