Unbrako 04842 Socket Head Cap Screw Internal Hex

Description:

The Unbrako 04842 Socket Head Cap Screw is a high-strength alloy steel fastener designed to provide secure clamping in heavy-duty industrial machinery and structural mechanical assemblies. Commonly installed in machine tools, pumps, gearboxes, mining equipment, heavy machinery, and industrial automation systems requiring a 1-1/4"-7 UNC × 4-inch socket head cap screw. Maintenance technicians, OEMs, and equipment manufacturers use this fastener for equipment assembly, repairs, and replacement of worn or damaged bolts while maintaining high-strength mechanical joints.

Applications:

The Unbrako 04842 Socket Head Cap Screw is commonly used in industrial manufacturing, heavy equipment, construction machinery, power transmission systems, and processing equipment where high tensile strength and reliable fastening are essential. Its alloy steel construction and precision-machined hex socket head provide excellent torque transmission, allowing secure installation in demanding, continuous-duty applications.

Technical Specifications:

• Brand: Unbrako
• Part Number: 04842
• Product Type: Socket Head Cap Screw
• Thread Size: 1-1/4"-7 UNC
• Length: 4 in.
• Thread Type: Unified National Coarse (UNC)
• Head Style: Socket Head Cap Screw
• Drive Type: Internal Hex Socket
• Material: High-Strength Alloy Steel
• Finish: Black Oxide
• Standard: ANSI B18.3
• Application: Heavy-duty industrial machinery and mechanical assemblies

Common Replacements:

• Unbrako 1-1/4"-7 × 4" Socket Head Cap Screw
• Brighton Best 1-1/4"-7 × 4" Alloy Steel Socket Head Cap Screw
• Fastenal 1-1/4"-7 × 4" Socket Head Cap Screw, ASTM A574 Equivalent