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MASTERDRIVE 6S-7/8 Finished Bore Close-Coupled Flange - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE 6S-7/8 Finished Bore Close-Coupled Flange

The MASTERDRIVE Coupling Flange is a Finished Bore Close-Coupled Flange in Coupling Size 6, manufactured by MASTERDRIVE. It features a Round Keyed bore, Inch measurement system, a maximum speed of 6,000 RPM, a 4-inch…

SKU 3G-OTH-134662

Also listed as: 6S78 · 6S 7 8 · 6S-7-8

Brand
MASTERDRIVE
Item
6S-7/8 Finished Bore Close-Coupled Flange
Part Number
6S-7/8
Category
Finished Bore Close-Coupled Flanges
Available to Order
Also known as:6S-7/8MASTERDRIVE
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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
6S-7/8
Type
Cast Iron, Inch
Max Speed
6,000 RPM
Outside Dia
4 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange is a Finished Bore Close-Coupled Flange in Coupling Size 6, manufactured by MASTERDRIVE. It features a Round Keyed bore, Inch measurement system, a maximum speed of 6,000 RPM, a 4-inch outside diameter, and is constructed from Cast Iron (MPN 6S-7/8).

Frequently Asked Questions

What is a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects a motor shaft to driven equipment in power transmission systems. This finished bore close-coupled flange, size 6, handles up to 6,000 RPM and is built from cast iron for durability in industrial machinery, conveyors, and pumps.

What are the specifications of the MASTERDRIVE 6S-7/8 coupling flange?

The MASTERDRIVE 6S-7/8 is a finished bore close-coupled flange with coupling size 6, a round keyed bore, inch measurement, 4-inch outside diameter, 6,000 RPM max speed, and cast iron construction. It is designed for reliable power transmission in industrial applications.

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 site. As a global industrial solutions provider, we source genuine parts like the 6S-7/8 and support procurement across 14 departments.

How to select the right MASTERDRIVE coupling flange size?

Select the MASTERDRIVE coupling flange by matching coupling size, bore type, and shaft diameter to your motor and driven equipment. Verify max speed (6,000 RPM for size 6) and outside diameter (4 in). For inch round keyed bores, confirm shaft keyway dimensions per manufacturer guidelines.

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
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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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This finished bore close-coupled flange is used to connect a motor shaft to a driven component in power transmission systems. It features a round keyed metric bore and is constructed from cast iron. With a maximum speed of 3,750 RPM and an outside diameter of 6 11/32 inches, it is suitable for applications requiring a compact, rigid connection
MASTERDRIVE
This finished bore close-coupled flange is used to connect a motor shaft to a driven component in power transmission systems. It features a round keyed metric bore and is constructed from cast iron. With a maximum speed of 3,750 RPM and an outside diameter of 6 11/32 inches, it is suitable for applications requiring a compact, rigid connection
Cast iron finished bore close-coupled flange with a round keyed bore. Outside diameter 5 29/64 inches, maximum speed 4,500 RPM. Used in power transmission systems to connect rotating shafts in pumps, compressors, and conveyors
MASTERDRIVE
Cast iron finished bore close-coupled flange with a round keyed bore. Outside diameter 5 29/64 inches, maximum speed 4,500 RPM. Used in power transmission systems to connect rotating shafts in pumps, compressors, and conveyors

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