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MASTERDRIVE 11S-38MM Finished Bore Close-Coupled Flange - Finished Bore Close-Coupled Flanges
MASTERDRIVEFinished Bore Close-Coupled Flanges

MASTERDRIVE 11S-38MM Finished Bore Close-Coupled Flange

The MASTERDRIVE Coupling Flange: 11 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed bore in Metric sizing, with a 38 mm bore diameter, and is constructed from Cast…

SKU 3G-OTH-134743

Also listed as: 11S38MM · 11S 38MM

Brand
MASTERDRIVE
Item
11S-38MM Finished Bore Close-Coupled Flange
Part Number
11S-38MM
Category
Finished Bore Close-Coupled Flanges
Available to Order
Also known as:11S-38MMMASTERDRIVE
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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
11S-38MM
Type
Cast Iron
Max Speed
3,600 RPM
Outside Dia
8 5/8 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange: 11 Coupling Size is a Finished Bore Close-Coupled Flange from MASTERDRIVE. It features a Round Keyed bore in Metric sizing, with a 38 mm bore diameter, and is constructed from Cast Iron. This flange has a maximum speed of 3,600 RPM and an outside diameter of 8 5/8 inches, identified by manufacturer part number 11S-38MM.

Frequently Asked Questions

What is a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects rotating shafts in industrial power transmission systems. It is used in pumps, compressors, and conveyors where a close-coupled, rigid connection is needed. The cast iron construction and 3,600 RPM max speed suit moderate-duty applications.

What are the specifications of the MASTERDRIVE 11S-38MM coupling flange?

This MASTERDRIVE flange has coupling size 11, a 38 mm round keyed metric bore, 8 5/8 in outside diameter, and a maximum speed of 3,600 RPM. It is made of cast iron and is a finished bore close-coupled flange. The manufacturer part number is 11S-38MM.

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. Contact us for availability and lead time. As a global industrial distributor since 1990, we source and deliver genuine MASTERDRIVE components.

How to select the correct MASTERDRIVE coupling flange?

Select based on shaft diameter (metric round keyed bore), coupling size (11), and maximum speed (3,600 RPM). Ensure the outside diameter (8 5/8 in) fits your housing. For close-coupled applications, verify alignment and torque requirements. Consult MASTERDRIVE documentation for precise fit.

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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Cast iron close-coupled flange with finished bore and round keyed seat. Coupling size 11, outside diameter 8 5/8 in, maximum speed 3,600 RPM. Used for rigid shaft connections in power transmission systems such as pumps, compressors, and conveyors
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