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MASTERDRIVE 3J-19MM General Purpose Straight Jaw Coupling Hub - General Purpose Straight Jaw Coupling Hubs
MASTERDRIVEGeneral Purpose Straight Jaw Coupling Hubs

MASTERDRIVE 3J-19MM General Purpose Straight Jaw Coupling Hub

The MASTERDRIVE Coupling Flange is a general purpose straight jaw coupling hub with a 2 1/16 in outside diameter and 2 in overall length. It features a metric 19 mm bore diameter (MPN 3J-19MM). 3G Electric interprets…

SKU 3G-OTH-157325

Also listed as: 3J19MM · 3J 19MM

Brand
MASTERDRIVE
Item
3J-19MM General Purpose Straight Jaw Coupling Hub
Part Number
3J-19MM
Category
General Purpose Straight Jaw Coupling Hubs
Available to Order
Also known as:3J-19MMMASTERDRIVE
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MASTERDRIVE
Manufacturer Part Number
3J-19MM
Type
Metric
Bore Dia
19 mm
Coupling Overall Lg
2 in

Technical Documents

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

Product Description

The MASTERDRIVE Coupling Flange is a general purpose straight jaw coupling hub with a 2 1/16 in outside diameter and 2 in overall length. It features a metric 19 mm bore diameter (MPN 3J-19MM). 3G Electric interprets your demand for this OEM component, sources it, and supports your application across 14 industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MASTERDRIVE 3J-19MM coupling flange used for?

The MASTERDRIVE 3J-19MM is a general-purpose straight jaw coupling hub designed to connect a motor shaft to a driven component in power transmission systems. It is commonly used in industrial machinery, pumps, and conveyors where misalignment tolerance and torque transfer are required.

What are the specifications of the MASTERDRIVE 3J-19MM coupling flange?

The MASTERDRIVE 3J-19MM coupling flange has a 2 1/16 in outside diameter, 2 in overall length, and a 19 mm bore diameter. It is a metric straight jaw coupling hub made for general-purpose applications. The manufacturer part number is 3J-19MM.

Where to buy the MASTERDRIVE 3J-19MM coupling flange worldwide?

You can source the MASTERDRIVE 3J-19MM coupling flange 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.

How to install the MASTERDRIVE 3J-19MM coupling flange?

To install the MASTERDRIVE 3J-19MM coupling flange, ensure the shaft and bore are clean and free of debris. Slide the hub onto the shaft, align the keyway, and tighten the set screw. Use a straight edge to check alignment with the mating hub. Follow standard coupling installation practices.

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 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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This straight jaw coupling hub is designed for light-duty power transmission applications such as small pumps, conveyors, and machine tools. It has an outside diameter of 1 3/8 inches and a power rating of 0.181 hp. The hub is made of Hytrel material and is intended for use with a mating jaw coupling spider
MASTERDRIVE
This straight jaw coupling hub is designed for light-duty power transmission applications such as small pumps, conveyors, and machine tools. It has an outside diameter of 1 3/8 inches and a power rating of 0.181 hp. The hub is made of Hytrel material and is intended for use with a mating jaw coupling spider

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