Length: 1/2", Thread: 10-32, flat head

• NSN: 5305-00-051-0227
• Thread Qty Per Inch (tpi): 32
• Thread Series Designator: Unf (fine thread)
• Thread Direction: Right-hand
• Thread Length: Between 0.438" and 0.50"
• Thread Diameter: 0.190"
• Thread Class: 2a
• Screw Surface Treatment: Passivate
• Screw Material Specification: 66 federal standard all material responses
• Screw Material: Steel comp
• Min. Tensile Strength (psi): 80000 pounds per square inch
• Internal Drive Style: Cross recess type 1
• Head Style: Flat countersunk
• Head Diameter: Between 0.333" and 0.38"
• Fastener Length: 0.500 inches
• Countersink Angle: Between 99.0 degrees and 101.0 degrees