Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
BRIDGEPORT FITTINGS Expansion Set Screw Coupling - Expansion Set Screw Couplings
BRIDGEPORT FITTINGSExpansion Set Screw Couplings

BRIDGEPORT FITTINGS Expansion Set Screw Coupling

The BRIDGEPORT FITTINGS Expansion Set Screw Coupling is a steel coupling for IMC conduit, with a 1 1/2 in trade size and 8 in overall length (MPN EC-150R). This non-insulated coupling uses set screws for secure…

SKU 3G-OTH-05319

Also listed as: EC150R · EC 150R

Brand
BRIDGEPORT FITTINGS
Item
Expansion Set Screw Coupling
Category
Expansion Set Screw 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 — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

BRIDGEPORT FITTINGS
Manufacturer Part Number
EC-150R
Overall Lg
8 in
Insulated
No
Trade Size
1 1/2 in
Compatible Conduit Type
IMC

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

BRIDGEPORT FITTINGS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The BRIDGEPORT FITTINGS Expansion Set Screw Coupling is a steel coupling for IMC conduit, with a 1 1/2 in trade size and 8 in overall length (MPN EC-150R). This non-insulated coupling uses set screws for secure conduit connections.

Frequently Asked Questions

What is the BRIDGEPORT FITTINGS Expansion Set Screw Coupling used for?

The BRIDGEPORT FITTINGS Expansion Set Screw Coupling is used to connect and secure IMC conduit in industrial electrical installations. It accommodates thermal expansion and contraction in conduit runs, making it suitable for environments with temperature variations. The steel construction and set-screw design provide a reliable, non-insulated connection.

What are the specifications of the BRIDGEPORT FITTINGS EC-150R coupling?

The BRIDGEPORT FITTINGS EC-150R is a steel expansion set screw coupling with a 1 1/2 in trade size and 8 in overall length. It is compatible with IMC conduit, is non-insulated, and uses set screws for secure fastening. The manufacturer part number is EC-150R.

Where to buy BRIDGEPORT FITTINGS expansion couplings worldwide?

You can source the BRIDGEPORT FITTINGS EC-150R expansion coupling through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine BRIDGEPORT FITTINGS products.

How to install a BRIDGEPORT FITTINGS expansion set screw coupling?

To install the BRIDGEPORT FITTINGS expansion coupling, slide it over the ends of two IMC conduit sections, ensuring proper alignment. Tighten the set screws evenly with a screwdriver to secure the connection. Allow for the coupling's expansion range as per manufacturer guidelines. Always follow local electrical codes and use appropriate personal protective equipment.

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 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
This short set screw slit coupling from RULAND MANUFACTURING has bore diameters of 1/4 in and 3/16 in with an overall length of 21/32 in. It is designed for connecting two shafts in motion-control applications, compensating for minor misalignment while transmitting torque. The coupling uses set screws for secure shaft attachment and is suitable for light-duty torque transmission in industrial machinery
RULAND MANUFACTURING
This short set screw slit coupling from RULAND MANUFACTURING has bore diameters of 1/4 in and 3/16 in with an overall length of 21/32 in. It is designed for connecting two shafts in motion-control applications, compensating for minor misalignment while transmitting torque. The coupling uses set screws for secure shaft attachment and is suitable for light-duty torque transmission in industrial machinery
This short set screw slit coupling connects two shafts with bore diameters of 1/4 in and 1/8 in, and has an overall length of 21/32 in. It is designed for precise shaft alignment and torque transmission in motion-control systems, compensating for minor misalignment while providing zero backlash and high torsional stiffness
RULAND MANUFACTURING
This short set screw slit coupling connects two shafts with bore diameters of 1/4 in and 1/8 in, and has an overall length of 21/32 in. It is designed for precise shaft alignment and torque transmission in motion-control systems, compensating for minor misalignment while providing zero backlash and high torsional stiffness
This short set screw slit coupling features a 12 mm bore diameter 1 and 8 mm bore diameter 2 with a 25 mm outside diameter. It is designed for motion control applications requiring precise shaft alignment, compensating for minor misalignment while transmitting torque. The coupling provides zero backlash and high torsional stiffness, suitable for use with encoders, stepper motors, and precision positioning systems
RULAND MANUFACTURING
This short set screw slit coupling features a 12 mm bore diameter 1 and 8 mm bore diameter 2 with a 25 mm outside diameter. It is designed for motion control applications requiring precise shaft alignment, compensating for minor misalignment while transmitting torque. The coupling provides zero backlash and high torsional stiffness, suitable for use with encoders, stepper motors, and precision positioning systems
This short set screw slit coupling has a 3/8 inch bore diameter on both ends and an overall length of 1 1/64 inch. It is designed for inch-sized shafts and compensates for minor misalignment while transmitting torque. Typical applications include connecting shafts in motion control systems such as encoders, stepper motors, and linear actuators
RULAND MANUFACTURING
This short set screw slit coupling has a 3/8 inch bore diameter on both ends and an overall length of 1 1/64 inch. It is designed for inch-sized shafts and compensates for minor misalignment while transmitting torque. Typical applications include connecting shafts in motion control systems such as encoders, stepper motors, and linear actuators
This short set screw slit coupling from RULAND MANUFACTURING features two 1/8 in bores and a 21/32 in overall length. It is designed for connecting shafts in motion control and power transmission applications, accommodating misalignment while transmitting torque. The set screw design allows for secure attachment to shafts
RULAND MANUFACTURING
This short set screw slit coupling from RULAND MANUFACTURING features two 1/8 in bores and a 21/32 in overall length. It is designed for connecting shafts in motion control and power transmission applications, accommodating misalignment while transmitting torque. The set screw design allows for secure attachment to shafts
This short set screw slit coupling connects two shafts with bore diameters of 3/16 in and 1/8 in, accommodating minor misalignment while transmitting torque. It has an overall length of 21/32 in and is suited for motion control systems requiring zero backlash
RULAND MANUFACTURING
This short set screw slit coupling connects two shafts with bore diameters of 3/16 in and 1/8 in, accommodating minor misalignment while transmitting torque. It has an overall length of 21/32 in and is suited for motion control systems requiring zero backlash

More from BRIDGEPORT FITTINGS

View all BRIDGEPORT FITTINGS parts →
This steel expansion set screw coupling is used to join sections of rigid metal conduit (RMC) in electrical raceway systems. It accommodates thermal expansion and contraction while maintaining a grounded connection. The coupling has a 1-1/4 in trade size and an 8 in overall length, secured by set screws
BRIDGEPORT FITTINGS
This steel expansion set screw coupling is used to join sections of rigid metal conduit (RMC) in electrical raceway systems. It accommodates thermal expansion and contraction while maintaining a grounded connection. The coupling has a 1-1/4 in trade size and an 8 in overall length, secured by set screws
Steel expansion set screw coupling for IMC conduit, 3/4-inch trade size, 7 1/2-inch overall length. Non-insulated. Used to connect IMC conduit runs while accommodating thermal expansion and contraction in electrical systems
BRIDGEPORT FITTINGS
Steel expansion set screw coupling for IMC conduit, 3/4-inch trade size, 7 1/2-inch overall length. Non-insulated. Used to connect IMC conduit runs while accommodating thermal expansion and contraction in electrical systems
This steel expansion set screw coupling is designed for joining rigid metal conduit (RMC) sections. It accommodates thermal expansion and contraction in conduit runs. The set screws provide a secure mechanical connection. Suitable for industrial and commercial electrical installations
BRIDGEPORT FITTINGS
This steel expansion set screw coupling is designed for joining rigid metal conduit (RMC) sections. It accommodates thermal expansion and contraction in conduit runs. The set screws provide a secure mechanical connection. Suitable for industrial and commercial electrical installations
Steel expansion set screw coupling for rigid metal conduit (RMC). 2-inch trade size, 8-inch overall length. Non-insulated. Uses set screws for secure connection in electrical raceway systems where thermal expansion or contraction is expected
BRIDGEPORT FITTINGS
Steel expansion set screw coupling for rigid metal conduit (RMC). 2-inch trade size, 8-inch overall length. Non-insulated. Uses set screws for secure connection in electrical raceway systems where thermal expansion or contraction is expected