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MASTERDRIVE Coupling Sleeve: 4 Coupling Size, 7,600 RPM Max Speed, 120 in-lb Rated Torque - One-Piece Sleeve Coupling Inserts
MASTERDRIVEOne-Piece Sleeve Coupling Inserts

MASTERDRIVE Coupling Sleeve: 4 Coupling Size, 7,600 RPM Max Speed, 120 in-lb Rated Torque

The MASTERDRIVE Coupling Sleeve: 4 Coupling Size is a one-piece solid sleeve coupling insert designed for inch-based shaft connections. It supports a maximum speed of 7,600 RPM, a rated torque of 120 in-lb, and a…

SKU 3G-OTH-142702

Brand
MASTERDRIVE
Item
Coupling Sleeve: 4 Coupling Size, 7,600 RPM Max Speed, 120 in-lb Rated Torque
Category
One-Piece Sleeve Coupling Inserts
Available to Order
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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

MASTERDRIVE
Manufacturer Part Number
4JN
Type
120 in-lb Rated Torque, 0.2 hp
Max Speed
7,600 RPM

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Sleeve: 4 Coupling Size is a one-piece solid sleeve coupling insert designed for inch-based shaft connections. It supports a maximum speed of 7,600 RPM, a rated torque of 120 in-lb, and a power rating of 0.2 hp (MPN 4JN). This component is manufactured by MASTERDRIVE for industrial power transmission applications.

Frequently Asked Questions

What is a MASTERDRIVE coupling sleeve used for?

A MASTERDRIVE coupling sleeve connects two shafts in power transmission systems, transmitting torque while accommodating minor misalignment. This one-piece solid sleeve is designed for inch-based shaft connections in industrial machinery, conveyors, and pumps, rated at 120 in-lb torque and 7,600 RPM.

What are the specifications of the MASTERDRIVE coupling sleeve 4JN?

The MASTERDRIVE coupling sleeve (MPN 4JN) is a one-piece solid insert for coupling size 4. It supports a maximum speed of 7,600 RPM, rated torque of 120 in-lb, and power rating of 0.2 hp. It is designed for inch-based shaft connections in industrial power transmission applications.

Where to buy MASTERDRIVE coupling sleeves worldwide?

3G Electric supplies MASTERDRIVE coupling sleeves worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine MASTERDRIVE components like the 4JN sleeve. Contact us for availability and lead time to your location.

How to select the right MASTERDRIVE coupling sleeve?

Select a MASTERDRIVE coupling sleeve by matching shaft diameter, torque rating, and speed requirements. For the 4JN sleeve, ensure your application stays within 120 in-lb torque and 7,600 RPM. Verify shaft sizes are inch-based and that the one-piece solid design suits your alignment needs. Consult a power transmission specialist for guidance.

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 one-piece sleeve coupling inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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