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 L190-1-7/8).
SKU 3G-OTH-157346
Also listed as: L190178 · L190 1 7 8 · L190-1-7-8
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 L190-1-7/8).
Frequently Asked Questions
What is a MASTERDRIVE L190 jaw coupling hub used for?
The MASTERDRIVE L190 jaw coupling hub connects a motor shaft to a driven component in power transmission systems. It accommodates misalignment and dampens vibration in industrial machinery across machining, material handling, and pumping applications. 3G Electric supplies this hub globally.
What are the specifications of the MASTERDRIVE L190-1-7/8 jaw coupling hub?
This MASTERDRIVE hub has a 4 1/2 in outside diameter, a 5 1/4 in overall length, and is sized for L190 couplings. It is a general-purpose straight jaw coupling hub designed for reliable torque transmission. 3G Electric sources this genuine MASTERDRIVE part for worldwide delivery.
Where to buy a MASTERDRIVE L190 jaw coupling hub worldwide?
3G Electric supplies the MASTERDRIVE L190 jaw coupling hub to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote on part number L190-1-7/8 or other MASTERDRIVE coupling components.
How to select the correct MASTERDRIVE jaw coupling hub size?
Select the hub based on shaft diameter, torque requirements, and coupling size. The L190 hub fits a 1 7/8 in bore and mates with a matching L190 spider. Verify outside diameter (4 1/2 in) and overall length (5 1/4 in) against your application. 3G Electric can help confirm fitment.
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.
