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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 designed for industrial power transmission. This round, cast iron flange has a 5 29/64 in outside diameter and a maximum speed…

SKU 3G-OTH-134613

Also listed as: 8S34RSB · 8S 3 4 RSB · 8S-3-4-RSB

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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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
8S-3/4-RSB
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 designed for industrial power transmission. This round, cast iron flange has a 5 29/64 in outside diameter and a maximum speed of 4,500 RPM. It is supplied in inch dimensions under manufacturer part number 8S-3/4-RSB.

Frequently Asked Questions

What is a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects a motor shaft to driven equipment in power transmission systems. This finished bore close-coupled flange, size 8, suits industrial applications requiring reliable torque transfer at speeds up to 4,500 RPM.

What are the specifications of the MASTERDRIVE 8S-3/4-RSB coupling flange?

The MASTERDRIVE 8S-3/4-RSB is a round, cast iron coupling flange with a 5 29/64 in outside diameter, inch dimensions, and a maximum speed of 4,500 RPM. It is a finished bore close-coupled flange for industrial power transmission.

Where to buy MASTERDRIVE coupling flanges worldwide?

3G Electric supplies MASTERDRIVE coupling flanges worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver the 8S-3/4-RSB and other power transmission components to your facility.

How to select the right MASTERDRIVE coupling flange size?

Select a MASTERDRIVE coupling flange by matching the coupling size, bore diameter, and shaft speed to your application. For the 8S-3/4-RSB, verify the 5 29/64 in outside diameter and 4,500 RPM max speed suit your motor and load 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: 8 Coupling Size, 4,500 RPM Max Speed, 5 29/64 in Outside Dia, Cast Iron (MPN 8S-48MM)
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