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MASTERDRIVEQD Bushed Close-Coupled Flanges

MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia

The MASTERDRIVE Coupling Flange is a QD Bushed Close-Coupled Flange in the 11 Coupling Size, designed for use with Quick Disconnect Bushings. This SF-series flange has an 8 5/8 in outside diameter, a maximum speed of…

SKU 3G-OTH-187731

Brand
MASTERDRIVE
Item
Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia
Category
QD Bushed Close-Coupled Flanges
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
11B
Type
Cast Iron
Max Speed
3,600 RPM
Outside Dia
8 5/8 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange is a QD Bushed Close-Coupled Flange in the 11 Coupling Size, designed for use with Quick Disconnect Bushings. This SF-series flange has an 8 5/8 in outside diameter, a maximum speed of 3,600 RPM, and is constructed from cast iron (MPN 11B). It is an inch-dimensioned component suitable for industrial power transmission applications.

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 QD bushed close-coupled flange, size 11, uses a quick disconnect bushing for easy installation and removal in industrial machinery.

What are the specifications of the MASTERDRIVE 11B coupling flange?

The MASTERDRIVE 11B coupling flange is a cast iron SF-series flange with an 8 5/8 in outside diameter, a maximum speed of 3,600 RPM, and inch dimensions. It accepts a quick disconnect bushing and is designed for close-coupled applications.

Where to buy a MASTERDRIVE coupling flange worldwide?

3G Electric supplies the MASTERDRIVE coupling flange worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this 11B flange.

How to install a MASTERDRIVE QD bushed coupling flange?

To install a MASTERDRIVE QD bushed coupling flange, slide the flange onto the shaft, align the bushing with the flange bore, and tighten the cap screws evenly. Always follow the manufacturer's torque specifications and ensure the shaft key is properly seated.

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 qd bushed 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-7/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-7/8)
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-3/4)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-3/4)
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2)
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-1/4)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 11 Coupling Size, 3,600 RPM Max Speed, 8 5/8 in Outside Dia, Cast Iron (MPN 11S-2-1/4)

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