GRUVLOK Clamp Coupling: 1 1/4 in x 1 1/4 in, EPDM Seal, 300 psi, Ductile Iron, Bolted
The GRUVLOK Clamp Coupling is a 1 1/4 in x 1 1/4 in grooved pipe coupling with a bolted ductile iron design and EPDM seal, rated for a maximum operating pressure of 300 psi. Measuring 4 3/4 in in length (MPN…
SKU 3G-OTH-460150
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Product Description
The GRUVLOK Clamp Coupling is a 1 1/4 in x 1 1/4 in grooved pipe coupling with a bolted ductile iron design and EPDM seal, rated for a maximum operating pressure of 300 psi. Measuring 4 3/4 in in length (MPN 0390211472), it provides a secure mechanical joint for grooved-end piping systems.
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 a GRUVLOK clamp coupling used for?
A GRUVLOK clamp coupling joins grooved-end pipes in industrial piping systems for water, oil, or chemical services. Its bolted ductile iron body and EPDM seal handle pressures up to 300 psi, making it suitable for HVAC, fire protection, and process lines.
What are the specifications of the GRUVLOK 0390211472 coupling?
The GRUVLOK 0390211472 is a 1 1/4 in x 1 1/4 in grooved pipe coupling with a bolted ductile iron design, EPDM seal, and maximum operating pressure of 300 psi. It measures 4 3/4 in in length and provides a secure mechanical joint for grooved-end piping.
Where to buy GRUVLOK couplings worldwide?
3G Electric supplies GRUVLOK couplings like the 0390211472 to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 1 1/4 in ductile iron clamp coupling with EPDM seal.
How to install a GRUVLOK grooved pipe coupling?
To install a GRUVLOK clamp 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 for a 300 psi rated joint.
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Common applications for GRUVLOKGRUVLOK 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.






