MARTIN Chain Shaft Coupling Hub: 50, Steel, 2 in Bore Dia, 5/16 in x 5/32 in Keyway Size
The MARTIN Chain Shaft Coupling Hub: 50 is a keyed bore chain coupling sprocket made of steel. It features a 2 in round keyed bore with a 5/16 in x 5/32 in keyway size and 18 teeth. The manufacturer part number is…
SKU 3G-OTH-132970
Also listed as: 5018x138 · 5018 x 1 3 8 · 5018-x-1-3-8
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
Need installation or engineering help?
Ask a question
Product Description
The MARTIN Chain Shaft Coupling Hub: 50 is a keyed bore chain coupling sprocket made of steel. It features a 2 in round keyed bore with a 5/16 in x 5/32 in keyway size and 18 teeth. The manufacturer part number is 5018 x 1-3/8.
Frequently Asked Questions
What is a MARTIN Chain Shaft Coupling Hub used for?
A MARTIN Chain Shaft Coupling Hub connects two rotating shafts in industrial power transmission systems. It is commonly used in conveyors, pumps, and gearboxes to transmit torque while accommodating minor misalignment. The steel construction and keyed bore ensure reliable, high-torque performance in heavy-duty machinery.
What are the specifications of the MARTIN 5018 x 1-3/8 coupling hub?
The MARTIN 5018 x 1-3/8 coupling hub has a 2 in round keyed bore with a 5/16 in x 5/32 in keyway, 18 teeth, and a chain size of 50. It is made of steel and is designed for use with MARTIN chain coupling sprockets. The manufacturer part number is 5018 x 1-3/8.
Where to buy MARTIN chain coupling hubs worldwide?
3G Electric supplies MARTIN chain coupling hubs worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on the MARTIN 5018 x 1-3/8 hub or other models.
How to select the right MARTIN chain coupling hub?
To select the correct MARTIN chain coupling hub, match the bore diameter and keyway size to your shaft dimensions. Verify the chain size (e.g., 50) and tooth count (18) align with your coupling sprocket. Ensure the hub material (steel) suits your load and environmental conditions. Consult MARTIN's catalog for torque ratings.
Used in
Common applications for MARTINMARTIN 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.
