NAS1304-12H Drilled Head Close Tolerance Bolt, 12, 1/4 in Dia, 0.425 in L Thread, 3A

TECHNICAL INFORMATION
• FAA-STD Approved

SPECIFICATIONS
• Dash Number: 12
• Diameter: 1/4 in
• Thread Length: 0.425 in
• Thread Type: UNF
• Head Diameter: 0.43 to 0.439 in
• Head Height: 1/8 in
• Head Type: Hexagonal
• Thread Size: 1/4-28
• Grip Size: 3/4 in
• Material: Steel
• Thread Class: 3A
• Finish: Cadmium
• Thread Direction: Right Hand
• Tensile Strength: 160000 psi
• Length: 1.175 in
• Suitable for Use With: Helicopter
• Domestic/Import: Domestic