A
Anonymous
Apr 17, 2026
Rating: 4/5
Good Value
Works as expected for the price. Shipping was fast but make sure to grease it before use.
Description
Chain KC Coupling, 45# Steel GL Roller Gear Coupling for Motors, High Torque Flexible Shaft Sleeve, Customizable
Reviews
Attributes
| Brand | - |
| Category | Industrial Small Parts / Connectors and Fasteners |
| Origin | - |
| Material | 45# Carbon Steel |
| Heat Treatment | Quenched and Tempered |
| Surface Coating | Black Oxide |
| Torque Rating | 50-5000 N.m |
| Max RPM | 4000 Revolutions/Min |
| Misalignment Allowance | ±1 Degree |
| Operating Temperature | -20°C to 120°C |
| Chain Compatibility | ANSI/DIN Standard |
| Bore Customization | Available Upon Request |
| Warranty Period | 12 Months |
5 reviews
A
Anonymous
Apr 13, 2026
Rating: 5/5
Solid Performance
Installed on pump motor and it handles the load perfectly. No vibration issues since installation.
A
Anonymous
Mar 16, 2026
Rating: 5/5
Great Quality Steel
Very durable construction. The black oxide coating seems to resist rust well in our workshop environment.
A
Anonymous
Feb 14, 2026
Rating: 5/5
Easy to Install
Fit perfectly on our shafts. The custom bore option made alignment much easier than standard parts.
A
Anonymous
Feb 09, 2026
Rating: 5/5
High Torque Capacity
No slippage under heavy load. We use this for conveyor drives and it has been reliable for months.
5 FAQ
Q: Is this suitable for outdoor applications?
A: It is recommended for indoor use. For outdoor use, additional protective housing is advised.
Q: How often does the chain require lubrication?
A: For continuous operation, we suggest lubricating every 500 hours with general purpose lithium grease.
Q: Does choosing custom bore size increase lead time?
A: Yes, custom machining typically adds 3-5 business days to the standard shipping schedule.
Q: Can the roller chain be replaced separately?
A: Yes, the coupling uses standard roller chain sizes that can be sourced and replaced easily.
Q: What shaft tolerance is recommended for installation?
A: We recommend H7 tolerance for optimal fit and performance with this coupling.
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