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MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch - General Purpose Straight Jaw Coupling Hubs
MASTERDRIVEGeneral Purpose Straight Jaw Coupling Hubs

MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch

The MASTERDRIVE Coupling Flange is a General Purpose Straight Jaw Coupling Hub with a 3 1/4 in outside diameter and 2 7/8 in overall length. This inch-type hub features a 1 in bore diameter (MPN 5J-1). 3G Electric…

SKU 3G-OTH-157027

Also listed as: 5J1 · 5J 1

Brand
MASTERDRIVE
Item
Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch
Category
General Purpose Straight Jaw Coupling Hubs
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MASTERDRIVE
Manufacturer Part Number
5J-1
Type
Inch
Bore Dia
1 in
Coupling Overall Lg
2 7/8 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange is a General Purpose Straight Jaw Coupling Hub with a 3 1/4 in outside diameter and 2 7/8 in overall length. This inch-type hub features a 1 in bore diameter (MPN 5J-1). 3G Electric interprets your demand for this MASTERDRIVE component and delivers it with specialist support across 14 industrial departments.

Frequently Asked Questions

What is a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects a motor shaft to a driven component in power transmission systems. It is used in industrial machinery, pumps, and conveyors to transmit torque while accommodating minor misalignment. 3G Electric supplies this flange across 14 industrial departments.

What are the specifications of the MASTERDRIVE 5J-1 coupling flange?

The MASTERDRIVE 5J-1 is a general purpose straight jaw coupling hub with a 1 in bore diameter, 3 1/4 in outside diameter, and 2 7/8 in overall length. It is an inch-series component designed for straight jaw coupling assemblies. 3G Electric sources this MASTERDRIVE part for global delivery.

Where to buy a MASTERDRIVE 5J-1 coupling flange worldwide?

3G Electric supplies the MASTERDRIVE 5J-1 coupling flange worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order this inch-series straight jaw coupling hub for your power transmission application.

How to select the right MASTERDRIVE coupling flange?

Select a MASTERDRIVE coupling flange by matching the bore diameter to your shaft size, verifying the outside diameter and overall length fit your coupling assembly, and confirming the inch-series type. For the 5J-1, the bore is 1 in. 3G Electric can help you confirm compatibility with your motor and driven equipment.

Used in

Common applications for MASTERDRIVE
Pump drives — MASTERDRIVE finished bore close-coupled flanges (e.g., size 8, cast iron) for direct motor-to-pump shaft connections
Conveyor systems — MASTERDRIVE jaw coupling spiders (e.g., L099/100U) for light-duty power transmission between motor and gearbox
Compressor applications — MASTERDRIVE two-piece sleeve coupling inserts (e.g., 9N) for high-torque, moderate-speed compressor drives
Industrial fans — MASTERDRIVE QD bushed flanges (e.g., size 6, JA bushing) for quick installation on fan shafts
Mixer and agitator drives — MASTERDRIVE metric bore flanges (e.g., size 11, 52mm) for European-standard shaft connections
General power transmission — MASTERDRIVE coupling flanges in sizes 5-11 for connecting rotating equipment with parallel shafts

MASTERDRIVE Products

3G Electric supplies MASTERDRIVE general purpose straight jaw coupling hubs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch (MPN 5J-1/2)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch (MPN 5J-1/2)
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-7/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-7/8)
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-3/4)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-3/4)
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 1/2 in Bore Dia (MPN 3J-1/2)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 1/2 in Bore Dia (MPN 3J-1/2)
MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch (MPN 5J-1-1/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 3 1/4 in Outside Dia, 2 7/8 in Coupling Overall Lg, Inch (MPN 5J-1-1/8)
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-5/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-5/8)

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