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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 size, constructed from ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390003143).

SKU 3G-OTH-468255

Brand
GRUVLOK
Item
Metal Pipe Straight: Straight, 8 in x 8 in, Ductile Iron, EPDM Seal
Category
Grooved Pipe Couplings
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Technical Specifications

GRUVLOK
Manufacturer Part Number
0390003143
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

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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 size, constructed from ductile iron with an EPDM seal. It is rated for a maximum operating pressure of 300 psi at 150° F (MPN 0390003143).

Frequently Asked Questions

What is the GRUVLOK 8 in x 8 in metal pipe straight used for?

The GRUVLOK metal pipe straight is a grooved pipe coupling used to join two sections of 8-inch grooved-end pipe in industrial piping systems. It is suitable for applications requiring a ductile iron fitting with an EPDM seal, rated for up to 300 psi at 150° F.

What are the specifications of the GRUVLOK 0390003143?

The GRUVLOK 0390003143 is an 8 in x 8 in grooved pipe coupling made of ductile iron 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 0390003143.

Where to buy GRUVLOK grooved pipe couplings worldwide?

3G Electric supplies GRUVLOK grooved pipe couplings, including the 8 in x 8 in metal pipe straight, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this GRUVLOK part.

How to install a GRUVLOK 8-inch grooved pipe coupling?

To install a GRUVLOK 8-inch 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.

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.

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GRUVLOK Clamp Coupling: Bolted, 2 1/2 in x 2 1/2 in, Ductile Iron, NBR Seal, 600 psi (MPN 0390007573). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 600 psi; Fitting Pipe Size: 2-1/2 in x 2-1/2 in.
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GRUVLOK Metal Pipe Straight: Straight, 3 in x 3 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390007383). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 3 in x 3 in.
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GRUVLOK Metal Pipe Straight: Straight, 3 in x 3 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390007383). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 3 in x 3 in.
GRUVLOK Clamp Coupling: Clamp, 2 in x 2 in, Ductile Iron, EPDM Seal, 300 psi @ 150° F (MPN 0390211068). Key specifications — Brand: GRUVLOK; Maximum Operating Pressure: 300 psi @ 150° F; Fitting Pipe Size: 2 in x 2 in.
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