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MASTERDRIVE Coupling Flange: 12 Coupling Size, 2,800 RPM Max Speed, 10 in Outside Dia - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE Coupling Flange: 12 Coupling Size, 2,800 RPM Max Speed, 10 in Outside Dia

The MASTERDRIVE Coupling Flange: 12 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed bore, Inch measurement system, and a maximum speed of 2,800 RPM. The flange has a…

SKU 3G-OTH-134723

Brand
MASTERDRIVE
Item
Coupling Flange: 12 Coupling Size, 2,800 RPM Max Speed, 10 in Outside Dia
Category
Finished Bore Close-Coupled Flanges
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Technical Specifications

MASTERDRIVE
Manufacturer Part Number
12S-3-7/8
Type
Cast Iron
Max Speed
2,800 RPM
Outside Dia
10 in
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MASTERDRIVE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MASTERDRIVE Coupling Flange: 12 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed bore, Inch measurement system, and a maximum speed of 2,800 RPM. The flange has a 10-inch outside diameter, is made of Cast Iron, and is identified by manufacturer part number 12S-3-7/8.

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. This finished bore close-coupled flange is used in industrial machinery, pumps, and gearboxes where a rigid, concentric connection is required. 3G Electric supplies this MASTERDRIVE flange for global industrial applications.

What are the specifications of the MASTERDRIVE 12S-3-7/8 coupling flange?

The MASTERDRIVE 12S-3-7/8 coupling flange has a 12 coupling size, 2,800 RPM max speed, 10 in outside diameter, and is made of cast iron. It features a round keyed bore in inch measurement. 3G Electric sources this MASTERDRIVE flange for worldwide delivery.

Where to buy a MASTERDRIVE coupling flange worldwide?

3G Electric supplies the MASTERDRIVE coupling flange worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the MASTERDRIVE 12S-3-7/8 flange or other sizes. We source genuine industrial components across 14 departments.

How to select the right MASTERDRIVE coupling flange size?

Select the MASTERDRIVE coupling flange by matching the coupling size, bore diameter, and shaft keyway type to your motor and driven equipment. Verify the max speed rating (2,800 RPM for this model) and outside diameter (10 in) fit your application. 3G Electric can help you confirm the correct MASTERDRIVE flange.

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 finished bore close-coupled flanges. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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