Williams Comfort Products QZO56ADP Torque Wrench Head

Product Description

The WILLIAMS COMFORT PRODUCTS QZO56ADP is a 1.75-inch open-end torque wrench head designed for high-torque fastening applications in trade and industrial settings. It uses a Z dual-pin shank type for secure drive engagement and is rated to a maximum torque of 480 foot-pounds, making it suitable for heavy-duty mechanical work. The head measures 7.88 inches in length, 3.55 inches in width, and 1.18 inches in height. Licensed technicians and mechanics in HVAC, plumbing, and general mechanical trades use this tool when precise torque application is required on large fasteners.

This torque wrench head is intended for use in applications requiring a 1.75-inch open-end fitting with dual-pin drive engagement. The center-of-fastener to retaining-pin measurement is 5.75 inches, which aids in planning clearance for confined or tight-access installations. It is sold as a single unit and is suited for both residential and commercial service environments where high-torque work is performed on large mechanical assemblies.

Key Features

• 1.75-inch open-end head for large-fastener torque applications
• Maximum torque rating of 480 foot-pounds for heavy-duty use
• Z dual-pin shank type provides secure, positive drive engagement
• Center of fastener to retaining pin: 5.75 inches
• SAE sizing standard
• Compact profile at 1.18 inches in height for improved access in tight spaces

Compatibility

Designed as an OEM-style replacement or supplemental torque wrench head for use with compatible Z dual-pin drive torque wrench handles in SAE applications.

Installation Notes

This torque wrench head is installed by qualified mechanics and trade professionals familiar with torque tooling. Before use, verify the drive handle is rated for the torque range required and that the dual-pin shank seats fully and securely. Always confirm fastener specification requirements before applying maximum torque. Follow applicable mechanical and safety codes for the equipment being serviced.

Technical Specifications

• Size: 1.75 inches
• Head Type: Open End
• Shank Type: Z Dual Pins
• Maximum Torque: 480 foot-pounds
• Center of Fastener to Retaining Pin: 5.75 inches
• Length: 7.88 inches
• Width: 3.55 inches
• Height: 1.18 inches
• Weight: 2.53 pounds
• Standard: SAE
• Unit of Measure: Each

Standard Information

• Brand: WILLIAMS COMFORT PRODUCTS
• Manufacturer Part Number: QZO56ADP