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MARTIN 8018 x 1-1/8 Keyed Bore Chain Coupling Sprocket - Keyed Bore Chain Coupling Sprockets
MARTINKeyed Bore Chain Coupling Sprockets

MARTIN 8018 x 1-1/8 Keyed Bore Chain Coupling Sprocket

The MARTIN Chain Shaft Coupling Hub: 80 is a keyed bore chain coupling sprocket made of steel. It features a round keyed bore with a 3-1/8 in diameter and a 1/4 in x 1/8 in keyway size, with 18 teeth. This component…

SKU 3G-OTH-133037

Also listed as: 8018x118 · 8018 x 1 1 8 · 8018-x-1-1-8

Brand
MARTIN
Item
8018 x 1-1/8 Keyed Bore Chain Coupling Sprocket
Part Number
8018 x 1-1/8
Category
Keyed Bore Chain Coupling Sprockets
Available to Order
Also known as:8018 x 1-1/8MARTIN
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

MARTIN
Manufacturer Part Number
8018 x 1-1/8
Type
Steel
Teeth
18
Bore Dia
3 1/8 in
Keyway Size
1/4 in x 1/8 in

Technical Documents

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

Product Description

The MARTIN Chain Shaft Coupling Hub: 80 is a keyed bore chain coupling sprocket made of steel. It features a round keyed bore with a 3-1/8 in diameter and a 1/4 in x 1/8 in keyway size, with 18 teeth. This component is designed for use in industrial power transmission applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the MARTIN Chain Shaft Coupling Hub: 80 used for?

The MARTIN Chain Shaft Coupling Hub: 80 is used in industrial power transmission systems to connect two shafts and transmit rotary motion. It is commonly applied in conveyors, gearboxes, and heavy machinery where a keyed bore coupling sprocket is required for reliable torque transfer.

What are the specifications of the MARTIN 8018 x 1-1/8 coupling hub?

The MARTIN 8018 x 1-1/8 coupling hub has a steel construction, size 80, with 18 teeth. It features a round keyed bore of 3-1/8 in diameter and a keyway size of 1/4 in x 1/8 in. This MARTIN component is designed for keyed bore chain coupling applications in power transmission.

Where to buy MARTIN chain coupling hubs worldwide?

You can source MARTIN chain coupling hubs 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 on the MARTIN 8018 x 1-1/8 coupling hub.

How to select the right MARTIN chain coupling hub for my application?

To select the right MARTIN chain coupling hub, match the bore diameter and keyway size to your shaft dimensions. For the MARTIN 8018 x 1-1/8, ensure your shaft is 3-1/8 in with a 1/4 in x 1/8 in keyway. Verify the sprocket size (80) and tooth count (18) meet your power transmission requirements.

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.
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MARTIN 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.

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