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MASTERDRIVE Coupling Flange: 6 Coupling Size, 6,000 RPM Max Speed, 4 in Outside Dia - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE Coupling Flange: 6 Coupling Size, 6,000 RPM Max Speed, 4 in Outside Dia

The MASTERDRIVE Coupling Flange: 6 Coupling Size is a Finished Bore Close-Coupled Flange designed for industrial power transmission. This cast iron flange features a 4 in outside diameter, a round keyed metric bore…

SKU 3G-OTH-134672

Also listed as: 6S20MM · 6S 20MM

Brand
MASTERDRIVE
Item
Coupling Flange: 6 Coupling Size, 6,000 RPM Max Speed, 4 in Outside Dia
Category
Finished Bore Close-Coupled Flanges
Available to Order
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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
6S-20MM
Type
Cast Iron
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: 6 Coupling Size is a Finished Bore Close-Coupled Flange designed for industrial power transmission. This cast iron flange features a 4 in outside diameter, a round keyed metric bore, and a maximum speed of 6,000 RPM, with manufacturer part number 6S-20MM.

Frequently Asked Questions

What is a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects rotating shafts in industrial power transmission systems. It is used in pumps, compressors, conveyors, and other machinery where a close-coupled, rigid connection is required. The finished bore design allows direct mounting onto metric shafts.

What are the specifications of the MASTERDRIVE 6S-20MM coupling flange?

The MASTERDRIVE 6S-20MM is a cast iron finished bore close-coupled flange with a 4 in outside diameter, 6 coupling size, and a round keyed metric bore. It has a maximum speed of 6,000 RPM and is designed for industrial power transmission applications.

Where to buy MASTERDRIVE coupling flanges worldwide?

3G Electric supplies MASTERDRIVE coupling flanges worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the 6S-20MM or other MASTERDRIVE parts.

How to select the correct MASTERDRIVE coupling flange?

Select a MASTERDRIVE coupling flange by matching the coupling size, bore diameter, and shaft keyway type to your application. For the 6S-20MM, ensure your shaft is metric and round keyed. Verify the outside diameter and maximum speed rating (6,000 RPM) meet your system requirements.

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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MASTERDRIVE Coupling Flange: 6 Coupling Size, 6,000 RPM Max Speed, 4 in Outside Dia, Cast Iron (MPN 6S-24MM)
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