We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
Image not available
GRUVLOKGrooved Pipe Couplings

GRUVLOK 2-1/2 in Grooved Rigid Coupling, Ductile Iron, EPDM Seal, 750 psi

The GRUVLOK Rigid Coupling is a 2 1/2 in x 2 1/2 in grooved pipe clamp with a bolted ductile iron body and EPDM seal, rated for a maximum operating pressure of 750 psi. 3G Electric interprets demand for this OEM part…

SKU 3G-OTH-460129

Brand
GRUVLOK
Item
2-1/2 in Grooved Rigid Coupling, Ductile Iron, EPDM Seal, 750 psi
Part Number
390213608
Category
Grooved Pipe Couplings
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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

GRUVLOK
Manufacturer Part Number
390213608
Type
2 1/2 in x 2 1/2 in, EPDM Seal, 750 psi, Ductile Iron, Bolted
Maximum Operating Pressure
750 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 Rigid Coupling is a 2 1/2 in x 2 1/2 in grooved pipe clamp with a bolted ductile iron body and EPDM seal, rated for a maximum operating pressure of 750 psi. 3G Electric interprets demand for this OEM part (MPN 390213608) across 14 industrial 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 the GRUVLOK Rigid Coupling used for?

The GRUVLOK Rigid Coupling (MPN 390213608) is used to join grooved-end pipe in industrial fire protection, HVAC, and process piping systems. It provides a rigid, leak-resistant connection rated for up to 750 psi, suitable for high-pressure water, oil, and chemical lines.

What are the specifications of the GRUVLOK Rigid Coupling?

This GRUVLOK rigid coupling is a 2 1/2 in x 2 1/2 in grooved pipe clamp with a bolted ductile iron body and EPDM seal. Maximum operating pressure is 750 psi. The manufacturer part number is 390213608. It is designed for rigid, non-flexible pipe joints.

Where to buy the GRUVLOK Rigid Coupling worldwide?

3G Electric supplies the GRUVLOK Rigid Coupling (MPN 390213608) 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 OEM part.

How to install a GRUVLOK rigid coupling?

To install a GRUVLOK rigid coupling, ensure pipe ends are clean and grooved per manufacturer specs. Lubricate the EPDM gasket, place it over the pipe ends, then position the ductile iron housing halves and tighten the bolts evenly to the recommended torque. Always follow GRUVLOK installation guidelines.

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

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

Compatible alternatives & equivalents

Cross-referenced by specification & description
GRUVLOK
GRUVLOK
This rigid grooved pipe coupling is designed for joining grooved-end pipes in mechanical piping systems. It features a bolted ductile iron body with an EPDM seal, rated for a maximum operating pressure of 750 psi. Suitable for use in fire protection, HVAC, and process piping applications
GRUVLOK
GRUVLOK
This rigid bolted clamp grooved pipe coupling is designed for joining grooved-end pipes in mechanical piping systems. Constructed of ductile iron with an EPDM seal, it provides a leak-proof connection rated for a maximum operating pressure of 750 psi. Suitable for use in fire protection, HVAC, and process piping applications
GRUVLOK
GRUVLOK
This rigid bolted-clamp grooved pipe coupling is sized for 2-inch grooved-end pipe. Constructed of ductile iron with an EPDM seal, it is rated for a maximum operating pressure of 750 psi. Used in fire protection, HVAC, and industrial piping systems for a leak-tight, mechanically locked connection
GRUVLOK
GRUVLOK
This rigid bolted-clamp grooved pipe coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Constructed of ductile iron with an EPDM seal, it provides a leak-tight, mechanically locked connection rated for a maximum operating pressure of 750 psi
GRUVLOK
GRUVLOK
This rigid grooved pipe coupling connects grooved-end pipes in industrial piping systems. It features a ductile iron body with an EPDM seal and a grooved x grooved connection, rated for a maximum operating pressure of 750 psi. Suitable for use in fire protection, HVAC, and process piping applications
GRUVLOK
GRUVLOK
This rigid coupling connects grooved-end pipe in fire protection, HVAC, and industrial piping systems. It features a ductile iron clamp with an EPDM seal, rated for 750 psi maximum operating pressure. The 2 in x 2 in grooved x grooved connection provides a leak-tight, mechanically locked joint for water and light chemical services

More from GRUVLOK

View all GRUVLOK parts
GRUVLOK
GRUVLOK
Rigid coupling for joining grooved-end pipe in industrial piping systems. Ductile iron body with NBR seal, rated for 750 psi maximum operating pressure. Grooved x grooved connection for mechanical joining in applications such as HVAC, fire protection, and process piping
GRUVLOK
GRUVLOK
This rigid bolted-clamp grooved pipe coupling is made of ductile iron with an NBR seal. It is rated for a maximum operating pressure of 600 psi and is used to join grooved-end pipe in fire protection, HVAC, and industrial piping systems
GRUVLOK
GRUVLOK
This rigid bolted clamp coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Constructed of ductile iron with an NBR seal, it provides a leak-tight, mechanically locked connection rated up to 750 psi for high-pressure water, oil, and gas applications
GRUVLOK
GRUVLOK
This rigid grooved pipe coupling is designed for joining grooved-end pipes in industrial piping systems. It features a ductile iron body with an EPDM seal, rated for a maximum operating pressure of 750 psi. The grooved x grooved connection provides a secure, leak-resistant joint suitable for high-pressure applications
GRUVLOK
GRUVLOK
This rigid bolted clamp grooved pipe coupling joins grooved-end pipe in fire protection, HVAC, and industrial piping systems. Constructed of ductile iron with an EPDM seal, it provides a leak-tight, mechanically locked connection that resists axial movement for high-pressure applications up to 750 psi
GRUVLOK
GRUVLOK
Rigid bolted-clamp grooved pipe coupling for joining grooved-end pipe. Constructed of ductile iron with an EPDM seal. Rated for maximum operating pressure of 750 psi. Used in fire-protection, HVAC, and industrial piping systems where a leak-tight, mechanically locked connection is required
GRUVLOK
GRUVLOK
Rigid bolted-clamp grooved pipe coupling for joining grooved-end pipe. Constructed of ductile iron with an EPDM seal. Rated for maximum operating pressure of 700 psi. Used in fire protection, HVAC, and industrial piping systems where a leak-tight, mechanically locked connection is required
This grooved pipe coupling joins 2-1/2 in x 2-1/2 in pipe in rigid piping systems. Constructed with 316 stainless steel and an EPDM gasket, it features a bolted design and a maximum operating pressure of 750 psi. Overall length is 5 11/16 in. Suitable for industrial water, chemical, and fire protection applications requiring corrosion resistance and high-pressure integrity
GRUVLOK
This grooved pipe coupling joins 2-1/2 in x 2-1/2 in pipe in rigid piping systems. Constructed with 316 stainless steel and an EPDM gasket, it features a bolted design and a maximum operating pressure of 750 psi. Overall length is 5 11/16 in. Suitable for industrial water, chemical, and fire protection applications requiring corrosion resistance and high-pressure integrity

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first