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MASTERDRIVE Coupling Flange: 8 Coupling Size, 4,500 RPM Max Speed, 5 29/64 in Outside Dia - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE Coupling Flange: 8 Coupling Size, 4,500 RPM Max Speed, 5 29/64 in Outside Dia

The MASTERDRIVE Coupling Flange: 8 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed, Metric bore and is constructed from Cast Iron. This flange has a 4,500 RPM Max…

SKU 3G-OTH-134612

Also listed as: 8S30MM · 8S 30MM

Brand
MASTERDRIVE
Item
Coupling Flange: 8 Coupling Size, 4,500 RPM Max Speed, 5 29/64 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
8S-30MM
Type
Cast Iron
Max Speed
4,500 RPM
Outside Dia
5 29/64 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange: 8 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed, Metric bore and is constructed from Cast Iron. This flange has a 4,500 RPM Max Speed and a 5 29/64 in Outside Diameter, with the manufacturer part number 8S-30MM.

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 is used in industrial machinery, pumps, and conveyors where a rigid, concentric connection is required. 3G Electric supplies this flange across 14 industrial departments.

What are the specifications of the MASTERDRIVE 8S-30MM coupling flange?

The MASTERDRIVE 8S-30MM coupling flange has a 8 coupling size, 4,500 RPM max speed, 5 29/64 in outside diameter, and a round keyed metric bore. It is made of cast iron. 3G Electric sources this MASTERDRIVE part for global industrial applications.

Where to buy MASTERDRIVE coupling flanges worldwide?

3G Electric supplies MASTERDRIVE coupling flanges worldwide. As a global industrial solutions provider, we handle logistics, customs, and delivery to your facility. Contact us to order the MASTERDRIVE 8S-30MM or other coupling sizes for your power transmission needs.

How to select a MASTERDRIVE coupling flange for a pump application?

Select a MASTERDRIVE coupling flange by matching the bore size and keyway to your motor shaft, and ensure the outside diameter and max speed (4,500 RPM for the 8S-30MM) meet your pump's requirements. Cast iron flanges suit moderate loads. 3G Electric can help you choose the correct MASTERDRIVE flange.

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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Cross-referenced by specification & description
MASTERDRIVE Coupling Flange: 8 Coupling Size, 4,500 RPM Max Speed, 5 29/64 in Outside Dia, Cast Iron (MPN 8S-32MM)
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