Williams Comfort Products QXO40A Torque Wrench Head

Product Description

The WILLIAMS COMFORT PRODUCTS QXO40A is an open-end torque wrench head engineered for precision fastening in demanding trade applications. Sized at 1-1/4 inches with a 0.735-inch X-type shank, it delivers a maximum torque capacity of 240 foot-pounds and measures 4-1/2 inches from center of fastener to retaining pin. This head attaches to a compatible torque wrench handle and is rated for SAE fastener standards. It is suited for HVAC, mechanical, and plumbing technicians who require accurate, repeatable torque on larger fittings and hardware without over-tightening.

The QXO40A is used in residential and commercial mechanical service environments where controlled torque application on 1-1/4-inch SAE fasteners is required. Typical applications include equipment installation, flange connections, and structural hardware assembly encountered during HVAC unit installation, refrigeration piping, and plumbing equipment service.

Key Features

• 1-1/4 inch open-end head for SAE fasteners
• Maximum torque rating of 240 foot-pounds
• 0.735-inch X-type shank for compatibility with matching torque wrench handles
• 4-1/2 inch center-of-fastener to retaining-pin dimension for clearance in tight spaces
• Sold individually (each)

Compatibility

Designed as a replacement or supplemental open-end torque wrench head for use with torque wrench handles accepting a 0.735-inch X-type shank drive.

Installation Notes

Installation of this torque wrench head is performed by qualified mechanical, HVAC, or plumbing technicians. Ensure the shank is fully seated and the retaining pin is secured before applying load. Always confirm the wrench handle and head are rated for the torque value required by the fastener specification before use. Follow applicable service codes and equipment manufacturer guidelines when torquing mechanical connections.

Technical Specifications

• Head Size: 1-1/4 inches
• Head Type: Open End
• Shank Size: 0.735 inches
• Shank Type: X
• Maximum Torque: 240 foot-pounds
• Center of Fastener to Retaining Pin: 4-1/2 inches
• Length: 0.7 inches
• Width: 5.5 inches
• Height: 2.5 inches
• Weight: 0.08 pounds
• Standard: SAE
• Unit of Measure: Each

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: QXO40A