Square Head Bolt, Steel, Grade 5, Zinc Yellow, 1/2"-13 Thread Size, 3 in Lg, 30 PK

CONTRACTOR SELECT — Square Head Bolts — Square Head Bolt, Steel, Grade 5, Zinc Yellow, 1/2"-13 Thread Size, 3 in Lg, 30 PK

Designed for professional use, this CONTRACTOR SELECT Square Head Bolts helps keep parts and tooling consistent across routine service tasks.

Quick specs

• Material: Steel
• Finish: Zinc Yellow
• System of Measurement: Inch
• Overall Length: 3 in
• Manufacturer Part Number: SQHDG5FTZY12133
• UPC: -

Product information

• Country of Origin: Multiple
• Manufacturer Part Number: SQHDG5FTZY12133
• UPC: -

Dimensions

• Minimum Head Width: 23/32 in
• Maximum Head Width: 3/4 in
• Minimum Head Height: 5/16 in
• Maximum Head Height: 11/32 in
• Head Height: 21/64 in
• Head Width: 3/4 in
• Fastener Length: 3 in
• Size: 1/2-13x-3"
• Thread Size: 1/2"-13
• Flange Dia.: 1/2 in
• Overall Length: 3 in
• Screw Size: 1/2 in

Details

• Meets/Exceeds: SAE J429-/ ASME B18.2.1
• System of Measurement: Inch
• Fastener Industry Standards: ASME B18.2.1, SAE J429
• Item: Square Head Bolt
• Finish: Zinc Yellow
• Rockwell Hardness: HRC25
• Thread Direction: Right Hand
• Head Type: Square
• Thread Style: Fully Threaded
• Tensile Strength: 120,000 psi
• Type: Square Head Bolt
• Standards: ASME B18.2.1 SAE J429
• Material Grade/Class: Grade 5
• Resistance Properties: Corrosion-Resistant
• Globally Sourced: Globally Sourced
• Pack Size: Small Pack
• Dimensional Standards: ASME B18.2.1
• Head Style: Square
• Manufacturer Location: Globally Sourced
• Material Quality Standards: SAE J429
• Thread Type: Coarse
• Square Head Bolt Type: Square Head Bolt
• Material: Steel

This Square Head Bolts is selected for dependable day-to-day use.

Recommended for maintenance and repair workflows and designed to support reliable operation in demanding environments.

Highlights

• Suitable for maintenance, repair, and project-based procurement.
• Helps keep specifications consistent across replacements and replenishment cycles.
• Designed for professional use where predictable fit and handling are important.
• Works well in standardized part lists and preventative maintenance schedules.

Notes: Verify measurement standards, tolerances, and compatibility with existing assemblies before purchase.