We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
MASTERDRIVE 12HS Two-Piece Sleeve Coupling Insert - Two-Piece Sleeve Coupling Inserts
MASTERDRIVETwo-Piece Sleeve Coupling Inserts

MASTERDRIVE 12HS Two-Piece Sleeve Coupling Insert

The MASTERDRIVE Coupling Sleeve: 12 Coupling Size is a two-piece sleeve coupling insert rated for 50 hp, 31,500 in-lb torque, and 2,800 RPM max speed. This inch-sized component (MPN 12HS) is designed for industrial…

SKU 3G-OTH-187717

Also listed as: 12 HS · 12-HS

Brand
MASTERDRIVE
Item
12HS Two-Piece Sleeve Coupling Insert
Part Number
12HS
Category
Two-Piece Sleeve Coupling Inserts
Available to Order
Also known as:12HSMASTERDRIVE
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

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
12HS
Type
31,500 in-lb Rated Torque, 50 hp
Max Speed
2,800 RPM

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

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

Product Description

The MASTERDRIVE Coupling Sleeve: 12 Coupling Size is a two-piece sleeve coupling insert rated for 50 hp, 31,500 in-lb torque, and 2,800 RPM max speed. This inch-sized component (MPN 12HS) is designed for industrial power transmission applications.

Frequently Asked Questions

What is the MASTERDRIVE Coupling Sleeve 12HS used for?

The MASTERDRIVE Coupling Sleeve 12HS is a two-piece sleeve coupling insert used in industrial power transmission systems to connect rotating shafts. It handles up to 50 hp, 31,500 in-lb torque, and 2,800 RPM, making it suitable for pumps, conveyors, and heavy machinery.

What are the specifications of the MASTERDRIVE Coupling Sleeve 12HS?

The MASTERDRIVE Coupling Sleeve 12HS (MPN 12HS) is a two-piece, inch-sized coupling insert rated for 50 hp, 31,500 in-lb rated torque, and 2,800 RPM max speed. It is designed for coupling size 12 and is manufactured by MASTERDRIVE for industrial power transmission.

Where to buy the MASTERDRIVE Coupling Sleeve 12HS worldwide?

3G Electric supplies the MASTERDRIVE Coupling Sleeve 12HS worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the correct MASTERDRIVE coupling sleeve size?

To select the correct MASTERDRIVE coupling sleeve, match the coupling size (e.g., 12) to your shaft dimensions and application requirements. Verify the rated torque (31,500 in-lb), max speed (2,800 RPM), and horsepower (50 hp) meet your system demands. Consult MASTERDRIVE documentation for fitment.

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
Not sure this is the right part? Photo-identify it

MASTERDRIVE Products

3G Electric supplies MASTERDRIVE two-piece sleeve coupling inserts. 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

More from MASTERDRIVE

View all MASTERDRIVE parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first