Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 5/8 in Bore Dia, For Round Shaft Type - QD Bushed Coupling Sprockets
MARTINQD Bushed Coupling Sprockets

MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 5/8 in Bore Dia, For Round Shaft Type

The MARTIN Chain Shaft Coupling Hub: 60 (MPN 6020SK) is a QD Bushed Coupling Sprocket made of steel with 20 teeth. It features a Quick Disconnect Bushing and a bore diameter range of 1/2 to 2-5/8 in, designed for…

SKU 3G-OTH-132434

Brand
MARTIN
Item
Chain Shaft Coupling Hub: 60, Steel, 2 5/8 in Bore Dia, For Round Shaft Type
Category
QD Bushed Coupling Sprockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

MARTIN
Manufacturer Part Number
6020SK
Type
Steel, For Round Shaft Type
Teeth
20
Bore Dia
2 5/8 in
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The MARTIN Chain Shaft Coupling Hub: 60 (MPN 6020SK) is a QD Bushed Coupling Sprocket made of steel with 20 teeth. It features a Quick Disconnect Bushing and a bore diameter range of 1/2 to 2-5/8 in, designed for hub-side mounting on round shafts.

Frequently Asked Questions

What is the MARTIN 6020SK chain shaft coupling hub used for?

The MARTIN 6020SK chain shaft coupling hub connects a motor or driven shaft to a chain drive system. It is used in industrial power transmission applications, such as conveyors and material handling equipment, where a round shaft requires a secure, hub-side mounting with a quick disconnect bushing.

What are the specifications of the MARTIN 6020SK coupling hub?

The MARTIN 6020SK is a steel QD bushed coupling sprocket with 20 teeth. It has a bore diameter range of 1/2 to 2-5/8 in, uses a quick disconnect bushing, and is designed for hub-side mounting on round shafts. The manufacturer part number is 6020SK.

Where to buy the MARTIN 6020SK coupling hub worldwide?

3G Electric supplies the MARTIN 6020SK coupling hub worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this MARTIN component to any country.

How to select the correct MARTIN chain shaft coupling hub?

To select the correct MARTIN coupling hub, match the bore diameter to your shaft size (1/2 to 2-5/8 in for the 6020SK), confirm the number of teeth (20), and ensure the hub side orientation fits your drive layout. Verify the shaft is round and use a quick disconnect bushing for easy installation.

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 qd bushed coupling sprockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
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.
MARTIN
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.
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type, 5 3/8 in Hub Dia (MPN 8020TBH). 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.
MARTIN
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 in Bore Dia, For Keyed Shaft Type, 5 3/8 in Hub Dia (MPN 8020TBH). 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.
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 in Bore Dia, For Keyed Shaft Type, 3 7/8 in Hub Dia (MPN 6020TBF). 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.
MARTIN
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 in Bore Dia, For Keyed Shaft Type, 3 7/8 in Hub Dia (MPN 6020TBF). 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.
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.
MARTIN
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.
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
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: 50, Steel, 1 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5018TBH). 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
MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5018TBH). 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.

More from MARTIN

View all MARTIN parts →
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 1/4 in Bore Dia, For Round Shaft Type, 16 Teeth, 1 in (MPN 4016JA). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1 in; attr673437: Hub Side; attr673438: 40; attr673446: JA; attr673457: Steel; attr85393: MARTIN.
MARTIN
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 1/4 in Bore Dia, For Round Shaft Type, 16 Teeth, 1 in (MPN 4016JA). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1 in; attr673437: Hub Side; attr673438: 40; attr673446: JA; attr673457: Steel; attr85393: MARTIN.
MARTIN Chain Shaft Coupling Hub: 80, Steel, 2 15/16 in Bore Dia, For Round Shaft Type, 18 Teeth (MPN 8018SF). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1/2 to 2-15/16 in; attr673437: Hub Side; attr673438: 80; attr673446: SF; attr673457: Steel; attr85393: MARTIN.
MARTIN
MARTIN Chain Shaft Coupling Hub: 80, Steel, 2 15/16 in Bore Dia, For Round Shaft Type, 18 Teeth (MPN 8018SF). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1/2 to 2-15/16 in; attr673437: Hub Side; attr673438: 80; attr673446: SF; attr673457: Steel; attr85393: MARTIN.
MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 11/16 in Bore Dia, For Round Shaft Type, 18 Teeth (MPN 5018SH). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1/2 to 1-11/16 in; attr673437: Hub Side; attr673438: 50; attr673446: SH; attr673457: Steel; attr85393: MARTIN.
MARTIN
MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 11/16 in Bore Dia, For Round Shaft Type, 18 Teeth (MPN 5018SH). Key specifications — attr673435: Quick Disconnect Bushing; attr673436: 1/2 to 1-11/16 in; attr673437: Hub Side; attr673438: 50; attr673446: SH; attr673457: Steel; attr85393: MARTIN.