MARTINBore to Size Chain Coupling Sprockets

MARTIN Chain Shaft Coupling Hub: 50, Steel, 2 in Bore Dia, For Keyed Shaft Type

The MARTIN Chain Shaft Coupling Hub: 50 is a bore-to-size chain coupling sprocket made of steel. It features a round keyed bore with a diameter range of 3/4 to 2 inches and a hub diameter of 2 31/32 inches. This…

SKU 3G-OTH-153504

Brand

MARTIN

Item

Chain Shaft Coupling Hub: 50, Steel, 2 in Bore Dia, For Keyed Shaft Type

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

5018

Type

Steel, For Keyed Shaft Type 

Hub Dia

2 31/32 in 

Bore Dia

2 in 

Technical Documents

No technical documents available for this product.

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MARTIN Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What is the MARTIN Chain Shaft Coupling Hub: 50 used for?

The MARTIN Chain Shaft Coupling Hub: 50 is used to connect two keyed shafts in industrial power transmission systems. It is commonly applied in conveyors, material handling equipment, and machinery where a reliable, torque-transmitting coupling is needed. The steel construction provides durability in demanding environments.

What are the specifications of the MARTIN Chain Shaft Coupling Hub: 50?

The MARTIN Chain Shaft Coupling Hub: 50 has a steel construction, a round keyed bore with a diameter range of 3/4 to 2 in, and a hub diameter of 2 31/32 in. It is a bore-to-size chain coupling sprocket, model MPN 5018, designed for use with keyed shafts. The chain size is 50.

Where to buy the MARTIN Chain Shaft Coupling Hub: 50 worldwide?

You can source the MARTIN Chain Shaft Coupling Hub: 50 worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply this coupling hub to customers across multiple industries.

How to select the correct MARTIN Chain Shaft Coupling Hub: 50?

To select the correct MARTIN Chain Shaft Coupling Hub: 50, match the bore diameter to your shaft size (3/4 to 2 in) and ensure the shaft is keyed. Verify the chain size is 50 and the hub diameter fits your application space. The steel construction suits moderate to heavy loads. Consult a MARTIN catalog for torque ratings.

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.

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