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MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia - General Purpose Straight Jaw Coupling Hubs
MASTERDRIVEGeneral Purpose Straight Jaw Coupling Hubs

MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia

The MASTERDRIVE Jaw Coupling Hub is a general purpose straight jaw coupling hub in L150 coupling size, with a 3 3/4 in outside diameter and 4 1/2 in coupling overall length (MPN L150-1-3/8).

SKU 3G-OTH-157259

Also listed as: L150138 · L150 1 3 8 · L150-1-3-8

Brand
MASTERDRIVE
Item
Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia
Category
General Purpose Straight Jaw Coupling Hubs
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
L150-1-3/8
Outside Dia
3 3/4 in
Coupling Overall Lg
4 1/2 in

Technical Documents

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

Product Description

The MASTERDRIVE Jaw Coupling Hub is a general purpose straight jaw coupling hub in L150 coupling size, with a 3 3/4 in outside diameter and 4 1/2 in coupling overall length (MPN L150-1-3/8).

Frequently Asked Questions

What is a MASTERDRIVE L150 jaw coupling hub used for?

The MASTERDRIVE L150 jaw coupling hub connects a motor shaft to a driven component in power transmission systems. It accommodates misalignment and dampens vibration in industrial machinery such as pumps, conveyors, and compressors across machining, material handling, and other plant operations.

What are the specifications of the MASTERDRIVE L150-1-3/8 coupling hub?

This MASTERDRIVE L150 jaw coupling hub has a 3 3/4 in outside diameter and a 4 1/2 in coupling overall length. It is a general purpose straight jaw hub designed for L150 coupling size. The manufacturer part number is L150-1-3/8.

Where to buy MASTERDRIVE L150 coupling hubs worldwide?

3G Electric supplies MASTERDRIVE L150-1-3/8 jaw coupling hubs to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this and other power transmission components.

How to select the correct MASTERDRIVE jaw coupling hub size?

To select the correct MASTERDRIVE jaw coupling hub, match the coupling size (e.g., L150) to the required bore diameter and shaft keyway. Verify the outside diameter and overall length fit your application envelope. For the L150-1-3/8, confirm the 3 3/4 in OD and 4 1/2 in length suit your pump or motor assembly.

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 general purpose straight jaw coupling hubs. 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 Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/8)
MASTERDRIVE
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/8)
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-3/4)
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MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-3/4)
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1/2)
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MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1/2)
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/16)
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MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/16)
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-13/16)
MASTERDRIVE
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-13/16)
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/2)
MASTERDRIVE
MASTERDRIVE Jaw Coupling Hub: L150 Coupling Size, 3 3/4 in Outside Dia, 4 1/2 in Coupling Overall Lg (MPN L150-1-1/2)

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