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MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch - General Purpose Straight Jaw Coupling Hubs
MASTERDRIVEGeneral Purpose Straight Jaw Coupling Hubs

MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch

The MASTERDRIVE Coupling Flange is a general purpose straight jaw coupling hub with a 2 1/16 in outside diameter and a 2 in coupling overall length. This inch-type hub features a 7/8 in bore diameter (MPN 3J-7/8).

SKU 3G-OTH-157217

Also listed as: 3J78 · 3J 7 8 · 3J-7-8

Brand
MASTERDRIVE
Item
Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch
Category
General Purpose Straight Jaw Coupling Hubs
Available to Order
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Worldwide Shipping
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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-7/8
Type
Inch
Bore Dia
7/8 in
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 a 2 in coupling overall length. This inch-type hub features a 7/8 in bore diameter (MPN 3J-7/8).

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 a MASTERDRIVE coupling flange used for?

A MASTERDRIVE coupling flange connects a motor shaft to a driven component in power transmission systems. It is used in industrial machinery, pumps, and conveyors to transmit torque while accommodating minor misalignment. 3G Electric supplies this inch-size straight jaw coupling hub across 14 industrial departments.

What are the specifications of the MASTERDRIVE 3J-7/8 coupling flange?

The MASTERDRIVE 3J-7/8 is an inch-type general purpose straight jaw coupling hub with a 7/8 in bore diameter, 2 in overall coupling length, and 2 1/16 in outside diameter. It is designed for light to medium-duty power transmission applications. 3G Electric sources this genuine MASTERDRIVE part globally.

Where to buy a MASTERDRIVE 3J-7/8 coupling flange worldwide?

3G Electric supplies the MASTERDRIVE 3J-7/8 coupling flange to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this inch-size straight jaw coupling hub.

How to select the right MASTERDRIVE coupling flange for my application?

To select the correct MASTERDRIVE coupling flange, match the bore diameter to your shaft size (7/8 in for this model) and confirm the overall length fits your assembly. Consider torque requirements and shaft misalignment tolerance. 3G Electric’s specialists can help interpret your needs and source the right part.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 3/4 in Bore Dia (MPN 3J-3/4)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 3/4 in Bore Dia (MPN 3J-3/4)
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 5/8 in Bore Dia (MPN 3J-5/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 5/8 in Bore Dia (MPN 3J-5/8)
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 3/8 in Bore Dia (MPN 3J-3/8)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Inch, 3/8 in Bore Dia (MPN 3J-3/8)
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Metric, 19 mm Bore Dia (MPN 3J-19MM)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Metric, 19 mm Bore Dia (MPN 3J-19MM)
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-1)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 15/32 in Outside Dia, 2 3/8 in Coupling Overall Lg, Inch (MPN 4J-1)
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Metric, 16 mm Bore Dia (MPN 3J-16MM)
MASTERDRIVE
MASTERDRIVE Coupling Flange: 2 1/16 in Outside Dia, 2 in Coupling Overall Lg, Metric, 16 mm Bore Dia (MPN 3J-16MM)

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MASTERDRIVE Jaw Coupling Hub: L110 Coupling Size, 3 5/16 in Outside Dia, Inch, For Keyed Shaft Type (MPN L110-1-1/8)
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MASTERDRIVE Jaw Coupling Hub: L225 Coupling Size, 5 in Outside Dia, 6 9/64 in Coupling Overall Lg (MPN L225-2-7/16)