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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type - Taper Bushed Bore Coupling Sprockets
MARTINTaper Bushed Bore Coupling Sprockets

MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type

The MARTIN Chain Shaft Coupling Hub: 80 is a taper bushed bore coupling sprocket made of steel, featuring a round keyed bore and a hub diameter of 5 3/8 in. It is designed for bushing size 3020 with a bushing bore…

SKU 3G-OTH-126715

Brand
MARTIN
Item
Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type
Category
Taper Bushed Bore Coupling Sprockets
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Technical Specifications

MARTIN
Manufacturer Part Number
8020TBH
Type
Steel, For Keyed Shaft Type
Hub Dia
5 3/8 in
Bore Dia
3 in
Bore Type
Round Keyed
Chain Number
80
Hub Material
Steel
For Bushing Size
3020
Bushing Bore Range
15/16 to 3 in
Bushing Install Location
Hub Side
View Full Spec Sheet

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

Product Description

The MARTIN Chain Shaft Coupling Hub: 80 is a taper bushed bore coupling sprocket made of steel, featuring a round keyed bore and a hub diameter of 5 3/8 in. It is designed for bushing size 3020 with a bushing bore range of 15/16 to 3 in, and the bushing installs on the hub side. This component uses chain number 80 and is identified by manufacturer part number 8020TBH.

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 taper bushed bore 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: 60, Steel, 2 in Bore Dia, For Keyed Shaft Type, 3 7/8 in Hub Dia (MPN 6020TBH). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1/2 to 2 in; Bushing Install Location: Hub Side; Chain Number: 60; For Bushing Size: 2012; Hub Material: Steel; Brand: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type, 5 3/8 in Hub Dia (MPN 8020TBF). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 15/16 to 3 in; Bushing Install Location: Hub Side; Chain Number: 80; For Bushing Size: 3020; Hub Material: Steel; Brand: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5018TBF). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1/2 to 1-5/8 in; Bushing Install Location: Hub Side; Chain Number: 50; For Bushing Size: 1610; Hub Material: Steel; Brand: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5018TBF). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1/2 to 1-5/8 in; Bushing Install Location: Hub Side; Chain Number: 50; For Bushing Size: 1610; Hub Material: Steel; Brand: MARTIN.
MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 1/2 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020TBF). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1-3/16 to 3-1/2 in; Bushing Install Location: Hub Side; Chain Number: 100; For Bushing Size: 3525; Hub Material: Steel; Brand: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 1/2 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020TBF). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1-3/16 to 3-1/2 in; Bushing Install Location: Hub Side; Chain Number: 100; For Bushing Size: 3525; Hub Material: Steel; Brand: MARTIN.
MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 1/2 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020TBH). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1-3/16 to 3-1/2 in; Bushing Install Location: Hub Side; Chain Number: 100; For Bushing Size: 3535; Hub Material: Steel; Brand: MARTIN.
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MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 1/2 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020TBH). Key specifications — Bore Type: Round Keyed; Bushing Bore Range: 1-3/16 to 3-1/2 in; Bushing Install Location: Hub Side; Chain Number: 100; For Bushing Size: 3535; Hub Material: Steel; Brand: MARTIN.