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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 component features a round keyed bore in inch dimensions, with a…

SKU 3G-OTH-134649

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-1-7/8
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 component features a round keyed bore in inch dimensions, with a maximum speed of 5,250 RPM and an outside diameter of 4 5/8 inches (MPN 7S-1-7/8).

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: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-25MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.
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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-25MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.
MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-1-5/16). Key specifications — attr672411: Inch; attr672366: Round Keyed; attr85403: MASTERDRIVE.
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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-19MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.
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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-19MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.

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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-28MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.
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MASTERDRIVE Coupling Flange: 7 Coupling Size, 5,250 RPM Max Speed, 4 5/8 in Outside Dia, Cast Iron (MPN 7S-28MM). Key specifications — attr672411: Metric; attr672366: Round Keyed; attr85403: MASTERDRIVE.