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BRIDGEPORT FITTINGS Locknut: Steel, 1 1/4 in Trade Size - Expansion Set Screw Conduit Couplings
BRIDGEPORT FITTINGSExpansion Set Screw Conduit Couplings

BRIDGEPORT FITTINGS Locknut: Steel, 1 1/4 in Trade Size

The BRIDGEPORT FITTINGS Locknut (MPN EC-125) is a steel expansion set screw conduit coupling with a 1 1/4 in trade size and 7 in overall length. It is zinc plated, cUL Listed, and designed for EMT conduit. 3G…

SKU 3G-OTH-622008

Brand
BRIDGEPORT FITTINGS
Item
Locknut: Steel, 1 1/4 in Trade Size
Category
Expansion Set Screw Conduit Couplings
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Technical Specifications

BRIDGEPORT FITTINGS
Manufacturer Part Number
EC-125
Overall Lg
7 in
Trade Size
1 1/4 in
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BRIDGEPORT FITTINGS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BRIDGEPORT FITTINGS Locknut (MPN EC-125) is a steel expansion set screw conduit coupling with a 1 1/4 in trade size and 7 in overall length. It is zinc plated, cUL Listed, and designed for EMT conduit. 3G Electric interprets demand and delivers this genuine industrial component across 14 departments, with specialist depth in electrical and controls categories.

Frequently Asked Questions

What is the BRIDGEPORT FITTINGS Locknut EC-125 used for?

The BRIDGEPORT FITTINGS Locknut EC-125 is a steel expansion set screw conduit coupling used to join and secure EMT conduit runs in electrical installations. It is suitable for industrial, commercial, and infrastructure applications where a cUL Listed, zinc-plated fitting is required for reliable grounding and mechanical continuity.

What are the specifications of the BRIDGEPORT FITTINGS EC-125 locknut?

The EC-125 locknut has a 1 1/4 in trade size, 7 in overall length, and is made of steel with a zinc-plated finish. It is designed for EMT conduit, is cUL Listed, and does not include an insulated throat. The manufacturer part number is EC-125.

Where to buy BRIDGEPORT FITTINGS EC-125 locknut worldwide?

3G Electric supplies the BRIDGEPORT FITTINGS EC-125 locknut 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 genuine component for your electrical project.

How to install a BRIDGEPORT FITTINGS EC-125 expansion coupling?

To install the EC-125, slide the coupling over the EMT conduit ends, align the set screws over the conduit, and tighten the screws to secure the connection. Ensure the conduit is fully inserted and the screws engage the conduit wall. Follow standard electrical practices and local codes for proper grounding.

Used in

Common applications for BRIDGEPORT FITTINGS
Industrial electrical grounding — Bridgeport Fittings grounding lug hubs (MCH-075) for RMC/IMC conduit connections in manufacturing plants.
Commercial conduit installation — Bridgeport Fittings self-aligning three-piece threaded couplings (1122-RT) for aligning RMC runs in tight spaces.
Substation grounding — Bridgeport Fittings split grounding bushings (SGBS-38840) for bonding large-diameter conduit to enclosures.
Process facility wiring — Bridgeport Fittings grounding locknuts (162-G) for securing IMC or threaded rigid conduit in corrosive environments.
Infrastructure projects — Bridgeport Fittings three-piece couplings (1130-RT) for 4-inch RMC connections in tunnels or utility vaults.

BRIDGEPORT FITTINGS Products

3G Electric supplies BRIDGEPORT FITTINGS expansion set screw conduit couplings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Locknut: Steel, 3 in Trade Size, 12 in Overall Lg (MPN EC-300). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: cUL Listed.
BRIDGEPORT FITTINGS
Locknut: Steel, 3 in Trade Size, 12 in Overall Lg (MPN EC-300). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: cUL Listed.
Locknut: Steel, 4 in Trade Size, 16 in Overall Lg (MPN EC-400). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: Rigid; attr27174: NEMA.
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Locknut: Steel, 4 in Trade Size, 16 in Overall Lg (MPN EC-400). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: Rigid; attr27174: NEMA.
Locknut: Steel, 2 in Trade Size, 8 1/2 in Overall Lg (MPN EC-200). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: LEED.
BRIDGEPORT FITTINGS
Locknut: Steel, 2 in Trade Size, 8 1/2 in Overall Lg (MPN EC-200). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: LEED.
Locknut: Steel, 3 1/2 in Trade Size, 14 in Overall Lg (MPN EC-350). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: cUL Listed.
BRIDGEPORT FITTINGS
Locknut: Steel, 3 1/2 in Trade Size, 14 in Overall Lg (MPN EC-350). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: cUL Listed.
Locknut: Steel, 1 1/2 in Trade Size, 7 1/2 in Overall Lg (MPN EC-150). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: RoHS Complaint.
BRIDGEPORT FITTINGS
Locknut: Steel, 1 1/2 in Trade Size, 7 1/2 in Overall Lg (MPN EC-150). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: RoHS Complaint.
Grounding Fitting: Steel, 1 in Trade Size, 6 1/2 in Overall Lg (MPN EC-100). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: RoHS Complaint.
BRIDGEPORT FITTINGS
Grounding Fitting: Steel, 1 in Trade Size, 6 1/2 in Overall Lg (MPN EC-100). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: RoHS Complaint.
Locknut: Steel, 2 1/2 in Trade Size, 10 in Overall Lg (MPN EC-250). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: Rigid; attr27174: NEMA.
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Locknut: Steel, 2 1/2 in Trade Size, 10 in Overall Lg (MPN EC-250). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: Rigid; attr27174: NEMA.
Grounding Fitting: Steel, 3/4 in Trade Size, 6 in Overall Lg (MPN EC-075). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: REACH Compliance.
BRIDGEPORT FITTINGS
Grounding Fitting: Steel, 3/4 in Trade Size, 6 in Overall Lg (MPN EC-075). Key specifications — attr27176: Zinc Plated; attr27173: No; attr27171: Steel; attr27177: EMT; attr27174: REACH Compliance.