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MARTIN Coupling Chain: 40, 8 in Chain Lg, 1/2 in Pitch, Steel, 12 Links - Coupling Chains
MARTINCoupling Chains

MARTIN Coupling Chain: 40, 8 in Chain Lg, 1/2 in Pitch, Steel, 12 Links

The MARTIN Coupling Chain: 40 is a steel coupling chain with a 1/2-inch pitch, 12 links, and an overall width of 0.642 inches. It has a chain length of 8 inches and is identified by manufacturer part number 4012-CHN.

SKU 3G-OTH-187091

Brand
MARTIN
Item
Coupling Chain: 40, 8 in Chain Lg, 1/2 in Pitch, Steel, 12 Links
Category
Coupling Chains
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Technical Specifications

MARTIN
Manufacturer Part Number
4012-CHN
Type
Steel
Pitch
1/2 in
Links
12
Chain Lg
8 in
Chain Overall Wd
0.642 in
View Full Spec Sheet

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

Product Description

The MARTIN Coupling Chain: 40 is a steel coupling chain with a 1/2-inch pitch, 12 links, and an overall width of 0.642 inches. It has a chain length of 8 inches and is identified by manufacturer part number 4012-CHN.

Frequently Asked Questions

What is the MARTIN Coupling Chain 4012-CHN used for?

The MARTIN Coupling Chain 4012-CHN is used to connect two shafts in power transmission systems, compensating for minor misalignment. It is commonly applied in conveyors, packaging machinery, and industrial drives where a compact, steel coupling chain with a 1/2-inch pitch and 12 links is required.

What are the specifications of the MARTIN Coupling Chain 4012-CHN?

The MARTIN Coupling Chain 4012-CHN has a pitch of 1/2 inch, 12 links, an overall width of 0.642 inches, and a chain length of 8 inches. It is made of steel and carries manufacturer part number 4012-CHN. This chain is designed for coupling applications in industrial power transmission.

Where to buy the MARTIN Coupling Chain 4012-CHN worldwide?

You can source the MARTIN Coupling Chain 4012-CHN through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine MARTIN components for industrial applications.

How to select the correct MARTIN Coupling Chain for my application?

To select the correct MARTIN coupling chain, match the pitch (1/2 inch for model 4012-CHN) and number of links (12) to your sprocket and shaft spacing. Ensure the chain overall width (0.642 inches) fits your coupling housing. For heavy loads, verify the steel chain's tensile strength with MARTIN specifications.

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

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