MASTERDRIVE Jaw Coupling Hub: L190 Coupling Size, 4 1/2 in Outside Dia
The MASTERDRIVE Jaw Coupling Hub is a general purpose straight jaw coupling hub in L190 coupling size, with a 4 1/2 in outside diameter and 5 1/4 in overall length (MPN L190-7/8).
SKU 3G-OTH-157341
Also listed as: L19078 · L190 7 8 · L190-7-8
Local availability & support
- 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.
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Product Description
The MASTERDRIVE Jaw Coupling Hub is a general purpose straight jaw coupling hub in L190 coupling size, with a 4 1/2 in outside diameter and 5 1/4 in overall length (MPN L190-7/8).
Frequently Asked Questions
What is a MASTERDRIVE L190 jaw coupling hub used for?
A MASTERDRIVE L190 jaw coupling hub connects a motor shaft to a driven component in power transmission systems. It is used in industrial machinery such as pumps, compressors, and conveyors to transmit torque while accommodating minor misalignment. The straight jaw design accepts a standard spider insert for dampening vibration.
What are the specifications of the MASTERDRIVE L190-7/8 jaw coupling hub?
The MASTERDRIVE L190-7/8 is a general purpose straight jaw coupling hub with a coupling size of L190. It has an outside diameter of 4 1/2 inches and a coupling overall length of 5 1/4 inches. The manufacturer part number is L190-7/8, and it is designed for use with MASTERDRIVE brand components.
Where to buy MASTERDRIVE L190-7/8 jaw coupling hubs worldwide?
You can source MASTERDRIVE L190-7/8 jaw coupling hubs through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine MASTERDRIVE components for power transmission applications.
How to select the correct MASTERDRIVE jaw coupling hub size?
To select the correct MASTERDRIVE jaw coupling hub, match the coupling size (e.g., L190) to the required bore diameter and shaft keyway dimensions. Verify the outside diameter and overall length fit your application envelope. Always consult the MASTERDRIVE catalog for torque ratings and ensure the hub pairs with the proper spider insert and mating hub.
Used in
Common applications for MASTERDRIVEMASTERDRIVE 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.
