Premium Bearing Lock Nuts for Industrial Applications

Precision-engineered lock nuts with integral locking systems for secure bearing positioning and extended service life

Lock Nut

Lock Nut

Locking nuts with integral locking reduce the cost of the shaft as no keyway is required. Installation is quicker and easier because no separate locking device is necessary. Chin Sing manufactures the finest quality of bearing lock nut with durable life cycles.


Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they can be used to mount bearings with a tapered bore onto tapered shaft seats and adapter sleeves and to dismount bearings from withdrawal sleeves. Lock nuts are also frequently used to secure gears, belt pulleys, and other machine components.

Locking nuts with integral locking reduce the cost of the shaft as no keyway is required. Installation is quicker and easier because no separate locking device is necessary. Chin Sing manufactures the finest quality of bearing lock nut with durable life cycles.

Lock Nut

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AN Lock Nuts - AN44-AN100 Lock Nuts
AN Lock Nuts

AN44-AN100 Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they can be used...

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ANL44-100 Lock Nuts - Lock Nuts
ANL44-100 Lock Nuts

ANL44-ANL100 Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they...

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HM (HN) Lock Nuts - Lock Nuts
HM (HN) Lock Nuts

HM (HN) Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they can be used...

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HML (HNL) Lock Nuts - Lock Nuts
HML (HNL) Lock Nuts

HML (HNL) Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they can be used...

Details
KM Lock Nuts - Lock Nuts
KM Lock Nuts

KM00-KM40 Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they can be used...

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KML Lock Nuts - Lock Nuts
KML Lock Nuts

KML24-KML40 Bearing lock nuts are used to locate bearings onto a shaft. Additionally, they...

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How Can Integral Locking Nuts Reduce Your Manufacturing Costs?

Our integral locking nuts eliminate the need for shaft keyways, reducing machining costs by up to 30% while simplifying the assembly process. By choosing CS lock nuts with built-in locking mechanisms, you'll not only save on shaft preparation expenses but also benefit from faster installation times and improved reliability. Contact us to learn how our precision-engineered locking solutions can optimize your production efficiency.

Our lock nuts serve multiple critical functions beyond simply securing bearings to shafts. They effectively mount bearings with tapered bores onto tapered shaft seats and adapter sleeves, facilitate dismounting from withdrawal sleeves, and secure various machine components including gears and belt pulleys. Manufactured in Taiwan with over 33 years of industry expertise, Chin Sing lock nuts deliver exceptional durability, precision tolerances, and simplified installation, making them the preferred choice for machinery manufacturers and maintenance professionals seeking reliable bearing retention solutions.