We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, For Keyed Shaft Type - Bore to Size Chain Coupling Sprockets
MARTINBore to Size Chain Coupling Sprockets

MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, For Keyed Shaft Type

The MARTIN Chain Shaft Coupling Hub: 40 is a bore-to-size chain coupling sprocket made of steel. It features a round keyed bore with a diameter range of 5/8 to 1-5/16 inches and is designed for use with keyed shafts…

SKU 3G-OTH-153512

Brand
MARTIN
Item
Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, For Keyed Shaft Type
Category
Bore to Size Chain Coupling Sprockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

MARTIN
Manufacturer Part Number
4016
Type
Steel, For Keyed Shaft Type, Round Keyed
Bore Dia
1 5/16 in

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: 40 is a bore-to-size chain coupling sprocket made of steel. It features a round keyed bore with a diameter range of 5/8 to 1-5/16 inches and is designed for use with keyed shafts. This component is identified by manufacturer part number 4016 and is suitable for industrial power transmission applications.

Frequently Asked Questions

What is the MARTIN Chain Shaft Coupling Hub 40 used for?

The MARTIN Chain Shaft Coupling Hub 40 is used in industrial power transmission systems to connect a keyed shaft to a chain coupling. It is commonly applied in conveyors, gearboxes, and heavy machinery where reliable torque transfer and misalignment accommodation are required.

What are the specifications of the MARTIN 4016 coupling hub?

The MARTIN 4016 coupling hub is a steel bore-to-size chain coupling sprocket with a round keyed bore. It has a bore diameter of 1 5/16 inches, fits shaft sizes from 5/8 to 1-5/16 inches, and is designed for keyed shaft types. The manufacturer part number is 4016.

Where to buy MARTIN chain coupling hubs worldwide?

3G Electric supplies MARTIN chain coupling hubs worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source the MARTIN 4016 hub or other power transmission components for your project.

How to select the right MARTIN chain coupling hub for a keyed shaft?

To select the correct MARTIN hub, match the bore diameter to your shaft size—the 4016 model fits 5/8 to 1-5/16 inch keyed shafts. Ensure the hub size (40) aligns with your chain pitch. Always verify shaft keyway type; this hub uses a round keyed bore for secure torque transmission.

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 bore to size chain 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

Compatible alternatives & equivalents

Cross-referenced by specification & description
MARTIN Chain Shaft Coupling Hub: 40, Steel, 7/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 4012)
MARTIN
MARTIN Chain Shaft Coupling Hub: 40, Steel, 7/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 4012)
MARTIN Chain Shaft Coupling Hub: 60, Steel, 3 in Bore Dia, For Keyed Shaft Type, 4 1/2 in Hub Dia (MPN 6022)
MARTIN
MARTIN Chain Shaft Coupling Hub: 60, Steel, 3 in Bore Dia, For Keyed Shaft Type, 4 1/2 in Hub Dia (MPN 6022)
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 1/4 in x 1/8 in Keyway Size (MPN 4016 x 1)
MARTIN
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 1/4 in x 1/8 in Keyway Size (MPN 4016 x 1)
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 1/4 in x 1/8 in Keyway Size (MPN 4016 x 1-1/4)
MARTIN
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 1/4 in x 1/8 in Keyway Size (MPN 4016 x 1-1/4)
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 3/16 in x 3/32 in Keyway Size (MPN 4016 x 5/8)
MARTIN
MARTIN Chain Shaft Coupling Hub: 40, Steel, 1 5/16 in Bore Dia, 3/16 in x 3/32 in Keyway Size (MPN 4016 x 5/8)

More from MARTIN

View all MARTIN parts
MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 7/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10018)
MARTIN
MARTIN Chain Shaft Coupling Hub: 100, Steel, 3 7/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10018)
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 1/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 8018)
MARTIN
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 1/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 8018)
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 3/4 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 6020)
MARTIN
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 3/4 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 6020)
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 8020)
MARTIN
MARTIN Chain Shaft Coupling Hub: 80, Steel, 3 9/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 8020)
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 7/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 6018)
MARTIN
MARTIN Chain Shaft Coupling Hub: 60, Steel, 2 7/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 6018)
MARTIN Chain Shaft Coupling Hub: 50, Steel, 2 in Bore Dia, For Keyed Shaft Type, 2 31/32 in Hub Dia (MPN 5018)
MARTIN
MARTIN Chain Shaft Coupling Hub: 50, Steel, 2 in Bore Dia, For Keyed Shaft Type, 2 31/32 in Hub Dia (MPN 5018)
MARTIN Chain Shaft Coupling Hub: 100, Steel, 4 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020)
MARTIN
MARTIN Chain Shaft Coupling Hub: 100, Steel, 4 5/8 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 10020)
MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 11/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5016)
MARTIN
MARTIN Chain Shaft Coupling Hub: 50, Steel, 1 11/16 in Bore Dia, For Keyed Shaft Type, Round Keyed (MPN 5016)