Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, EPDM Seal, 300 psi, Ductile Iron, Bolted - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Clamp Coupling: 2 1/2 in x 2 1/2 in, EPDM Seal, 300 psi, Ductile Iron, Bolted

The GRUVLOK Clamp Coupling (MPN 0390211530) is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a bolted, ductile iron design and an EPDM seal, rated for a maximum operating pressure of 300 psi and measuring 6 in in…

SKU 3G-OTH-460061

Brand
GRUVLOK
Item
Clamp Coupling: 2 1/2 in x 2 1/2 in, EPDM Seal, 300 psi, Ductile Iron, Bolted
Category
Grooved Pipe Couplings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

GRUVLOK
Manufacturer Part Number
0390211530
Type
EPDM Seal, 300 psi, Ductile Iron, Bolted
Lg
6 in
Maximum Operating Pressure
300 psi
View Full Spec Sheet

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 Clamp Coupling (MPN 0390211530) is a 2 1/2 in x 2 1/2 in grooved pipe coupling with a bolted, ductile iron design and an EPDM seal, rated for a maximum operating pressure of 300 psi and measuring 6 in in length. 3G Electric interprets this demand and delivers this genuine industrial coupling across 14 departments, with specialist depth in combustion, pumps, and controls as an authorised distributor for brands like GRUVLOK, ensuring you get the right answer for your piping system.

Frequently Asked Questions

What is the GRUVLOK Clamp Coupling used for?

The GRUVLOK Clamp Coupling (MPN 0390211530) is used to join grooved-end pipes in industrial piping systems for water, oil, or chemical services. Its bolted ductile iron design with EPDM seal provides a reliable, leak-resistant connection rated for 300 psi. 3G Electric supplies this coupling globally across 14 industrial departments.

What are the specifications of the GRUVLOK Clamp Coupling?

This GRUVLOK coupling is 2 1/2 in x 2 1/2 in with a bolted ductile iron body, EPDM seal, and 6 in length. Maximum operating pressure is 300 psi. The manufacturer part number is 0390211530. 3G Electric sources this genuine GRUVLOK component for worldwide delivery.

Where to buy GRUVLOK Clamp Coupling worldwide?

3G Electric supplies the GRUVLOK Clamp Coupling (0390211530) to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us to order this 2 1/2 in grooved pipe coupling with EPDM seal and 300 psi rating.

How to install a GRUVLOK Clamp Coupling?

Installation requires clean, grooved pipe ends. Lubricate the EPDM gasket, place it over the pipe end, and slide the coupling housing over the gasket. Insert bolts and tighten evenly to the manufacturer’s torque specification. 3G Electric provides genuine GRUVLOK couplings and can advise on proper installation practices.

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 couplings. 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 →
GRUVLOK Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390010007). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
GRUVLOK
GRUVLOK Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390010007). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
GRUVLOK Clamp Coupling: 1 1/2 in x 1 1/2 in, EPDM Seal, 300 psi, Ductile Iron, Bolted, 4 7/8 in Lg (MPN 0390211498). Key specifications — Maximum Operating Pressure: 300 psi; Brand: GRUVLOK.
GRUVLOK
GRUVLOK Clamp Coupling: 1 1/2 in x 1 1/2 in, EPDM Seal, 300 psi, Ductile Iron, Bolted, 4 7/8 in Lg (MPN 0390211498). Key specifications — Maximum Operating Pressure: 300 psi; Brand: GRUVLOK.
GRUVLOK
GRUVLOK
GRUVLOK Rigid Coupling: Rigid Bolted Clamp, 5 in x 5 in, Ductile Iron, EPDM Seal, 750 psi (MPN 390213214). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Fitting Pipe Size: 5 in x 5 in.
GRUVLOK Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal, 750 psi @ 150°F (MPN 0390013571). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi @ 150°F; Fitting Pipe Size: 8 in x 8 in.
GRUVLOK
GRUVLOK Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal, 750 psi @ 150°F (MPN 0390013571). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi @ 150°F; Fitting Pipe Size: 8 in x 8 in.
GRUVLOK Clamp Coupling: Clamp, 6 in x 6 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000404). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 6 in x 6 in.
GRUVLOK
GRUVLOK Clamp Coupling: Clamp, 6 in x 6 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000404). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 6 in x 6 in.
GRUVLOK
GRUVLOK
GRUVLOK Rigid Coupling: Clamp, 8 in x 8 in, NBR Seal, 600 psi, Ductile Iron, Grooved x Grooved (MPN 390213666). Key specifications — Maximum Operating Pressure: 600 psi; Brand: GRUVLOK.
GRUVLOK Metal Pipe Straight: Straight, 4 in x 4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390003085). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 4 in x 4 in.
GRUVLOK
GRUVLOK Metal Pipe Straight: Straight, 4 in x 4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390003085). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 4 in x 4 in.
GRUVLOK
GRUVLOK
GRUVLOK Rigid Coupling: Clamp, 5 in x 5 in, EPDM Seal, 750 psi, Ductile Iron, Grooved x Grooved (MPN 390213614). Key specifications — Maximum Operating Pressure: 750 psi; Brand: GRUVLOK.