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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia

The MASTERDRIVE Coupling Flange: 7 Coupling Size is a Finished Bore Close-Coupled Flange designed for industrial power transmission. This cast iron flange has a 4 5/8 in outside diameter, a maximum speed of 5,250…

SKU 3G-OTH-134654

Brand
MASTERDRIVE
Item
Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia
Category
Finished Bore Close-Coupled Flanges
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Technical Specifications

MASTERDRIVE
Manufacturer Part Number
7S-1-3/8
Type
Cast Iron
Max Speed
5,250 RPM
Outside Dia
4 5/8 in
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Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange: 7 Coupling Size is a Finished Bore Close-Coupled Flange designed for industrial power transmission. This cast iron flange has a 4 5/8 in outside diameter, a maximum speed of 5,250 RPM, and features a round keyed bore in inch dimensions. The manufacturer part number is 7S-1-3/8.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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, size 7, handles up to 5,250 RPM and is used in industrial machinery, conveyors, and pumps where a rigid, compact coupling is required.

What are the specifications of the MASTERDRIVE 7S-1-3/8 coupling flange?

The MASTERDRIVE 7S-1-3/8 coupling flange has a 4 5/8 in outside diameter, a maximum speed of 5,250 RPM, and a round keyed bore in inch dimensions. It is made of cast iron and is a finished bore close-coupled flange for size 7 couplings.

Where to buy MASTERDRIVE coupling flanges worldwide?

3G Electric supplies MASTERDRIVE coupling flanges worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine MASTERDRIVE parts like the 7S-1-3/8 flange and support your procurement from order to arrival.

How to select the right MASTERDRIVE coupling flange size?

Select the MASTERDRIVE coupling flange by matching the coupling size (e.g., size 7), bore type (round keyed), and shaft diameter to your motor and driven equipment. Verify the outside diameter (4 5/8 in) and maximum speed (5,250 RPM) meet your application. Consult the manufacturer's catalog for fitment details.

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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