NAS464P4A8 Undrilled Shank Close Tolerance Bolt, 1/4-28, UNJF, 0.344 in L Thread, 3A

TECHNICAL INFORMATION
• FAA-STD Approved

SPECIFICATIONS
• Dash Number: 4
• Head Diameter: 0.428 to 0.44 in
• Head Height: 0.109 to 0.141 in
• Head Type: Hexagonal
• Thread Length: 0.344 in
• Thread Size: 1/4-28
• Thread Type: UNJF
• Grip Size: 1/2 in
• Thread Class: 3A
• Thread Direction: Right Hand
• Tensile Strength: 16000 to 18000 psi
• Locking Mechanism: Non-Locking
• Diameter: 1/4 in
• Length: 0.844 in
• Grade: 8740/4140/4340/8735/6150
• Material: Alloy Steel
• Finish: Cadmium
• Suitable For Use With: Fixed Wing Aircraft
• Domestic/Import: Domestic