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

3G Electric
RFQ CartGet a QuoteSign inSign up
GRUVLOK Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal - Grooved Pipe Couplings
GRUVLOKGrooved Pipe Couplings

GRUVLOK Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal

The GRUVLOK Metal Pipe Straight is a grooved pipe coupling in an 8 in x 8 in ductile iron configuration with an EPDM seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390007441). 3G Electric…

SKU 3G-OTH-468254

Brand
GRUVLOK
Item
Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal
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
0390007441
Type
8 in x 8 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F
Fitting Pipe Size
8 in x 8 in
Maximum Operating Pressure
300 psi @ 150° F
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 Metal Pipe Straight is a grooved pipe coupling in an 8 in x 8 in ductile iron configuration with an EPDM seal, rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390007441). 3G Electric interprets this demand and delivers the genuine OEM part, backed by specialist expertise in combustion, pumps and controls across 14 industrial departments.

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 Metal Pipe Straight used for?

The GRUVLOK Metal Pipe Straight is a grooved pipe coupling used to join two 8-inch pipes in industrial fire protection, HVAC, and process piping systems. It provides a reliable, leak-resistant connection rated for 300 psi at 150° F, with an EPDM seal suitable for water and certain chemical services.

What are the specifications of the GRUVLOK 0390007441?

The GRUVLOK 0390007441 is an 8 in x 8 in ductile iron straight coupling with an EPDM seal. It has a maximum operating pressure of 300 psi at 150° F. The fitting pipe size is 8 in x 8 in, and the manufacturer part number is 0390007441.

Where to buy the GRUVLOK 8-inch pipe coupling worldwide?

3G Electric supplies the genuine GRUVLOK 0390007441 8-inch pipe coupling 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 grooved pipe coupling?

To install a GRUVLOK grooved pipe coupling, ensure pipe ends are clean and properly grooved per manufacturer specifications. Lubricate the EPDM gasket, place it over one pipe end, then slide the coupling housing over the gasket. Tighten bolts evenly to the recommended torque to achieve a leak-free seal at 300 psi.

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: Rigid Bolted, 8 in x 8 in, Ductile Iron, NBR Seal, 750 psi, 14 in Overall Lg (MPN 0390010320). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Fitting Pipe Size: 8 in x 8 in.
GRUVLOK
GRUVLOK Clamp Coupling: Rigid Bolted, 8 in x 8 in, Ductile Iron, NBR Seal, 750 psi, 14 in Overall Lg (MPN 0390010320). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 750 psi; Fitting Pipe Size: 8 in x 8 in.
GRUVLOK Clamp Coupling: 12 in x 12 in, EPDM Seal, 800 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390095420). Key specifications — Maximum Operating Pressure: 800 psi; Brand: GRUVLOK; Fitting Pipe Size: 12 in x 12 in.
GRUVLOK
GRUVLOK Clamp Coupling: 12 in x 12 in, EPDM Seal, 800 psi, Ductile Iron, Grooved x Grooved x Grooved (MPN 0390095420). Key specifications — Maximum Operating Pressure: 800 psi; Brand: GRUVLOK; Fitting Pipe Size: 12 in x 12 in.
GRUVLOK Clamp Coupling: Clamp, 3 in x 3 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390211126). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 3 in x 3 in.
GRUVLOK
GRUVLOK Clamp Coupling: Clamp, 3 in x 3 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390211126). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 3 in x 3 in.
GRUVLOK Clamp Coupling: Clamp, 1 1/2 in x 1 1/2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000248). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1-1/2 in x 1-1/2 in.
GRUVLOK
GRUVLOK Clamp Coupling: Clamp, 1 1/2 in x 1 1/2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000248). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 1-1/2 in x 1-1/2 in.
GRUVLOK Clamp Coupling: Flex Hinged, 1 in x 1 in, Ductile Iron, EPDM Seal, 300 psi, 4 in Overall Lg (MPN 0390199982). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi; Fitting Pipe Size: 1 in x 1 in.
GRUVLOK
GRUVLOK Clamp Coupling: Flex Hinged, 1 in x 1 in, Ductile Iron, EPDM Seal, 300 psi, 4 in Overall Lg (MPN 0390199982). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi; Fitting Pipe Size: 1 in x 1 in.
GRUVLOK
GRUVLOK
GRUVLOK Rigid Coupling: Clamp, 2 1/2 in x 2 1/2 in, EPDM Seal, 750 psi, Ductile Iron, Bolted (MPN 390213608). Key specifications — Maximum Operating Pressure: 750 psi; Brand: GRUVLOK.
GRUVLOK Clamp Coupling: Clamp, 4 in x 4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000347). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 4 in x 4 in.
GRUVLOK
GRUVLOK Clamp Coupling: Clamp, 4 in x 4 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390000347). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 4 in x 4 in.
GRUVLOK Clamp Coupling: Flex Hinged, 4 in x 4 in, Ductile Iron, NBR Seal, 300 psi (MPN 0390200566). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi; Fitting Pipe Size: 4 in x 4 in.
GRUVLOK
GRUVLOK Clamp Coupling: Flex Hinged, 4 in x 4 in, Ductile Iron, NBR Seal, 300 psi (MPN 0390200566). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi; Fitting Pipe Size: 4 in x 4 in.