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MASTERDRIVE Coupling Sleeve: 8 Coupling Size, 4,500 RPM Max Speed, 1,135 in-lb Rated Torque - One-Piece Sleeve Coupling Inserts
MASTERDRIVEOne-Piece Sleeve Coupling Inserts

MASTERDRIVE Coupling Sleeve: 8 Coupling Size, 4,500 RPM Max Speed, 1,135 in-lb Rated Torque

The MASTERDRIVE Coupling Sleeve: 8 Coupling Size is a one-piece split sleeve coupling insert from MASTERDRIVE. It is rated for 1.8 hp, 1,135 in-lb torque, and a maximum speed of 4,500 RPM, with an inch design (MPN 8JNS).

SKU 3G-OTH-142708

Also listed as: 8 JNS · 8-JNS

Brand
MASTERDRIVE
Item
Coupling Sleeve: 8 Coupling Size, 4,500 RPM Max Speed, 1,135 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
8JNS
Type
1,135 in-lb Rated Torque, 1.8 hp
Max Speed
4,500 RPM

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Sleeve: 8 Coupling Size is a one-piece split sleeve coupling insert from MASTERDRIVE. It is rated for 1.8 hp, 1,135 in-lb torque, and a maximum speed of 4,500 RPM, with an inch design (MPN 8JNS).

Frequently Asked Questions

What is the MASTERDRIVE Coupling Sleeve 8JNS used for?

The MASTERDRIVE Coupling Sleeve 8JNS is a one-piece split sleeve coupling insert used to connect rotating shafts in industrial power transmission systems. It is suitable for applications requiring up to 1.8 hp, 1,135 in-lb torque, and 4,500 RPM, such as pumps, conveyors, and gearboxes.

What are the specifications of the MASTERDRIVE Coupling Sleeve 8JNS?

The MASTERDRIVE Coupling Sleeve 8JNS has a coupling size of 8, rated torque of 1,135 in-lb, maximum speed of 4,500 RPM, and power rating of 1.8 hp. It features a one-piece split design in inch dimensions. The manufacturer part number is 8JNS.

Where to buy MASTERDRIVE Coupling Sleeve 8JNS worldwide?

You can source the MASTERDRIVE Coupling Sleeve 8JNS worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install a MASTERDRIVE one-piece split coupling sleeve?

To install a MASTERDRIVE one-piece split coupling sleeve, align the shafts and slide the sleeve over both shaft ends. Tighten the clamping screws evenly to the manufacturer's torque specification. Ensure the shafts are within the sleeve's inch-dimension range and that the assembly does not exceed 4,500 RPM.

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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