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MASTERDRIVE One-Piece Sleeve Coupling Insert - One-Piece Sleeve Coupling Inserts
MASTERDRIVEOne-Piece Sleeve Coupling Inserts

MASTERDRIVE One-Piece Sleeve Coupling Insert

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
One-Piece Sleeve Coupling Insert
Part Number
4JN
Category
One-Piece Sleeve Coupling Inserts
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Technical Specifications

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

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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 L110 or L190 jaw coupling hubs with elastomeric spiders to accommodate misalignment between motor and pump shafts.
Gearbox input connections — MASTERDRIVE finished bore close-coupled flanges in size 10 or 11 for rigid mounting to gearbox shafts.
Conveyor systems — MASTERDRIVE straight jaw coupling hubs in L035 or L110 sizes for light-to-medium duty torque transmission.
Mixers and agitators — MASTERDRIVE cast iron close-coupled flanges with keyed bores for direct motor mounting in vertical or horizontal arrangements.
Compressor packages — MASTERDRIVE jaw coupling hubs and inserts for connecting motor shafts to compressor input shafts with vibration damping.
MRO spares — individual MASTERDRIVE hubs, flanges, and spiders for replacement of worn coupling components without full assembly changeout.
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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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