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CM Hook Block for 640 Series Lever Chain Hoists, 3,000 lb Capacity, 40143 - Hook Blocks for Hoists
CMHook Blocks for Hoists

CM Hook Block for 640 Series Lever Chain Hoists, 3,000 lb Capacity, 40143

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

Brand
CM
Item
Hook Block for 640 Series Lever Chain Hoists, 3,000 lb Capacity, 40143
Part Number
40143
Category
Hook Blocks for Hoists
Available to Order
Also known as:40143CM
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Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Compliance & shipping

Hazardous material
Not classified as hazardous
California Prop 65 warning
No warning recorded
Licence required
No licence required
Safety Data Sheet
Not available
Special shipping
Ships under standard freight

Technical Specifications

CM
Manufacturer Part Number
40143
Material
Steel
Mfr. Model
40143
Catalog Page
N/A
Product Type
Hook Block
Overall Width
2 in
Overall Height
0.8 in
Compatible Series
640
Country of Origin
USA (subject to change)
Product Description
Hook blocks for hoists provide stability to prevent swinging and shifting when lifting and transporting loads. They secure onto chains above hook assemblies.
Compatible Hoist Type
Lever Chain Hoists
Compatible Load Capacity
3,000 lb

Technical Documents

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

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.

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 CM
Industrial lifting — CM 640 series lever chain hoist hook block model 40143 for 3,000 lb loads
Hoist maintenance — CM brake friction disc for Powerstar electric chain hoists (part 70652)
Material handling — CM 653 series lever chain hoist brake disc for 1,500 lb to 2,000 lb capacity
Gate securing — CM gate hardware kit with long reach shackle and screw pin latch
Construction — CM 640 series lever chain hoist brake disc for 1,500 lb loads
Rigging — CM carbon anchor shackle with screw-pin latch and powder-coated finish
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CM 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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
CM
CM
Replacement top hook block assembly for CM Series 673 lever chain hoists. Includes a latch for secure operation. Compatible load capacity of 3,000 lb. Used in industrial maintenance, construction, and material handling applications
CM
CM
Replacement top hook block assembly for CM Series 673 lever chain hoists. Includes latch for secure suspension. Compatible with hoists rated for 1,500 lb load capacity. Used to suspend the hoist from an overhead support during lifting operations
CM
CM
This bottom hook block assembly is a replacement component for CM 602 series lever chain hoists. It includes a latch and is rated for a compatible load capacity of 550 lb. Used in lifting operations where secure load attachment is required

More from CM

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This hook block is a replacement component for CM 640 series lever chain hoists. It is used in industrial lifting and material handling applications to provide a secure hook attachment for loads up to 1,500 lb. The block is designed for direct installation on compatible hoists
CM
This hook block is a replacement component for CM 640 series lever chain hoists. It is used in industrial lifting and material handling applications to provide a secure hook attachment for loads up to 1,500 lb. The block is designed for direct installation on compatible hoists

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