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MASTERDRIVE 8S-7/8 Finished Bore Close-Coupled Flange - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE 8S-7/8 Finished Bore Close-Coupled Flange

<p>The MASTERDRIVE 8S-7/8 is a finished bore close-coupled flange designed for reliable power transmission in industrial applications. This cast iron flange features an outside diameter of 5 29/64 inches and supports…

SKU 3G-OTH-134606

Also listed as: 8S78 · 8S 7 8 · 8S-7-8

Brand
MASTERDRIVE
Item
8S-7/8 Finished Bore Close-Coupled Flange
Part Number
8S-7/8
Category
Finished Bore Close-Coupled Flanges
Available to Order
Also known as:8S-7/8MASTERDRIVE
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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-7/8
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

<p>The MASTERDRIVE 8S-7/8 is a finished bore close-coupled flange designed for reliable power transmission in industrial applications. This cast iron flange features an outside diameter of 5 29/64 inches and supports a maximum speed of 4,500 RPM, making it suitable for a range of coupling and shaft mounting needs. As a finished bore unit, it comes pre-bored to 7/8 inch, ready for installation.</p><p>Ideal for maintenance, repair, and operations (MRO) teams, OEMs, and machinery builders, this flange ensures precise alignment and durability. For Singapore buyers, 3G Electric offers SGD quotations on request, handles GST for local purchases, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What is the outside diameter and maximum speed of the MASTERDRIVE 8S-7/8 flange?

The outside diameter is 5 29/64 inches, and the maximum speed is 4,500 RPM.

Does 3G Electric provide SGD pricing and handle GST for Singapore orders?

Yes, 3G Electric provides SGD quotations on request and handles GST for Singapore buyers. Fast delivery is available across Singapore and Southeast Asia.

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
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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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This finished bore close-coupled flange is used to connect a motor shaft to a driven component in power transmission systems. It features a round keyed metric bore and is constructed from cast iron. With a maximum speed of 3,750 RPM and an outside diameter of 6 11/32 inches, it is suitable for applications requiring a compact, rigid connection
MASTERDRIVE
This finished bore close-coupled flange is used to connect a motor shaft to a driven component in power transmission systems. It features a round keyed metric bore and is constructed from cast iron. With a maximum speed of 3,750 RPM and an outside diameter of 6 11/32 inches, it is suitable for applications requiring a compact, rigid connection

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