CM Hook Block: Lever Chain Hoists, 3,000 lb Compatible Load Capacity, 640
The CM Hook Block, model 40143, is a hook block designed for use with 640 series lever chain hoists. It has a compatible load capacity of 3,000 lb. This product is manufactured by CM.
SKU 3G-OTH-332140
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Product Description
The CM Hook Block, model 40143, is a hook block designed for use with 640 series lever chain hoists. It has a compatible load capacity of 3,000 lb. This product is manufactured by CM.
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 CM Hook Block 40143 used for?
The CM Hook Block 40143 is a replacement hook block for 640 series lever chain hoists. It is used in industrial lifting applications to safely attach loads up to 3,000 lb. This component is critical for maintenance and repair of manual chain hoists in manufacturing, warehousing, and construction environments.
What are the specifications of the CM Hook Block 40143?
The CM Hook Block 40143 is a hook block compatible with 640 series lever chain hoists. It has a compatible load capacity of 3,000 lb. The manufacturer part number is 40143, and the product type is Hook Block. It is designed for use with CM lever chain hoists.
Where to buy the CM Hook Block 40143 worldwide?
3G Electric supplies the CM Hook Block 40143 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for a quote and lead time on this genuine CM replacement hook block for 640 series lever hoists.
How to install the CM Hook Block on a lever chain hoist?
To install the CM Hook Block 40143, first ensure the hoist is unloaded and the chain is slack. Remove the old hook block by disconnecting the chain end link. Attach the new hook block by threading the chain through the block and securing the end link. Always follow the hoist manufacturer's manual for torque and safety checks.
Used in
Common applications for CMCM Products
3G Electric supplies CM hook blocks for hoists. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.










