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US Cargo Control 4040 tailboard block, metal body, 4-1/2 inch sheave for half-inch wire

US Cargo Control

US Cargo Control 4040T45 Tailboard Block 1/2" wire 4-1/2" sheave

SKU CH-SA6H-FATJC

Tailboard block accepts 1/2-inch wire rope with a 4-1/2-inch sheave for lifting and pulling tasks

  • Designed for 1/2 inch wire rope handling
  • 4-1/2 inch sheave diameter guides rope smoothly
  • US Cargo Control brand ensures reliable quality
  • Tailboard block built for lifting and pulling tasks
  • New condition ready for immediate worksite deployment

Tailboard Block 4040T45

The US Cargo Control 4040T45 is a tailboard block designed for lifting and pulling tasks. It accepts 1/2 inch wire rope and uses a 4-1/2 inch sheave. This hardware suits rigging professionals and automotive recovery work.

Sheave and wire compatibility

The 4-1/2 inch sheave diameter matches 1/2 inch wire rope for proper fleet angle and reduced wear. No additional accessories or software are bundled with this block. The unit ships as a single component ready for installation.

California Proposition 65 notice

This product contains a chemical known to the State of California to cause cancer under Proposition 65. Verify that your rigging hardware meets the required working load limit for the intended application. Confirm the mounting point on your tailboard suits the block dimensions.

How it compares

Measured against everything we stock in Lifting & Material Handling, at today’s prices. Recalculated every night.

Price $75.99
Pricier than about 73% of the 1,558 comparable items (median $34.99).

Specifications

Product
Brand nameUS CARGO CONTROL

Questions about this item

Does the 4-1/2 inch sheave require periodic lubrication or bearing replacement?

The block uses a standard sheave design; regular inspection and light lubrication of the pin will extend service life.

What limits continuous pulling with 1/2 inch wire rope through this tailboard block?

The 4-1/2 inch sheave diameter sets the minimum bend radius, so sustained loads must stay within the rope’s rated capacity for that diameter.

How much heat or noise does the block generate during all-day winching operations?

The simple bearing design runs quietly and produces negligible heat under normal load; no cooling is required.

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