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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia - Keyed Bore Chain Coupling Sprockets
MARTINKeyed Bore Chain Coupling Sprockets

MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia

The MARTIN Chain Shaft Coupling Hub: 80 is a keyed bore chain coupling sprocket made of steel. It features a round keyed bore with a diameter of 3-9/16 inches and a keyway size of 5/8 in x 5/16 in. This component is…

SKU 3G-OTH-133050

Brand
MARTIN
Item
Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia
Category
Keyed Bore Chain Coupling Sprockets
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Technical Specifications

MARTIN
Manufacturer Part Number
8020 x 2-7/16
Type
Steel
Bore Dia
3 9/16 in
Keyway Size
5/8 in x 5/16 in
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MARTIN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The MARTIN Chain Shaft Coupling Hub: 80 is a keyed bore chain coupling sprocket made of steel. It features a round keyed bore with a diameter of 3-9/16 inches and a keyway size of 5/8 in x 5/16 in. This component is designed for use in industrial power transmission systems.

Frequently Asked Questions

What is the MARTIN Chain Shaft Coupling Hub: 80 used for?

The MARTIN Chain Shaft Coupling Hub: 80 is used in industrial power transmission systems to connect two shafts and transmit torque. It is commonly applied in conveyors, pumps, and heavy machinery where a reliable, keyed bore coupling sprocket is required.

What are the specifications of the MARTIN Chain Shaft Coupling Hub: 80?

The MARTIN Chain Shaft Coupling Hub: 80 has a steel construction, a round keyed bore diameter of 3-9/16 in, and a keyway size of 5/8 in x 5/16 in. The manufacturer part number is 8020 x 2-7/16. It is designed for size 80 chain.

Where to buy the MARTIN Chain Shaft Coupling Hub: 80 worldwide?

You can source the MARTIN Chain Shaft Coupling Hub: 80 from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the component reaches your facility efficiently.

How to install the MARTIN Chain Shaft Coupling Hub: 80?

To install the MARTIN Chain Shaft Coupling Hub: 80, align the keyway with the shaft key, slide the hub onto the shaft, and secure it with set screws. Ensure proper alignment of the coupling sprockets to avoid premature wear. Always follow manufacturer guidelines for torque specifications.

Used in

Common applications for MARTIN
Conveyor systems — MARTIN chain coupling sprockets (e.g., 6020SK) for torque transmission between motor and conveyor shaft.
Pump drives — MARTIN keyed bore coupling sprockets (e.g., 4016 x 1-3/16) for connecting pump impeller shafts.
Material handling equipment — MARTIN QD bushed sprockets (e.g., 5018SH) for adjustable bore mounting in bucket elevators.
Industrial gearboxes — MARTIN grid coupling seal kits (e.g., 1040T10-SEAL) to dampen vibration in gearbox output shafts.
Compressor systems — MARTIN spacer hubs (e.g., 1120T-SH) for aligning compressor and motor shafts with parallel keyways.
Mining machinery — MARTIN chain coupling hubs (e.g., 10018 x 2-7/16) for heavy-duty torque transfer in crusher drives.

MARTIN Products

3G Electric supplies MARTIN keyed bore chain coupling sprockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, 7/8 in x 7/16 in Keyway Size (MPN 8020 x 3-7/16). Key specifications — attr673435: Round Keyed; attr673436: 3-9/16 in; attr673438: 80; attr673457: Steel; attr85393: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, 3/4 in x 3/8 in Keyway Size (MPN 8020 x 2-15/16). Key specifications — attr673435: Round Keyed; attr673436: 3-9/16 in; attr673438: 80; attr673457: Steel; attr85393: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, 3/4 in x 3/8 in Keyway Size (MPN 8020 x 2-15/16). Key specifications — attr673435: Round Keyed; attr673436: 3-9/16 in; attr673438: 80; attr673457: Steel; attr85393: MARTIN.
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, 7/8 in x 7/16 in Keyway Size (MPN 8020 x 3-3/8). Key specifications — attr673435: Round Keyed; attr673436: 3-9/16 in; attr673438: 80; attr673457: Steel; attr85393: MARTIN.
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