AN4C20A Airfasco AN4C20A Undrilled Shank Machine Bolt, 1/4-28, UNF, 3A, Right Hand, 0.468 in L Thread, 431

TECHNICAL INFORMATION
• FAA-STD Approved

SPECIFICATIONS
• Diameter: 1/4 in
• Dash Number: 20
• Thread Length: 0.468 in
• Length: 2-1/32 in
• Thread Type: UNF
• Head Diameter: 0.51 in
• Head Height: 0.14 to 0.172 in
• Head Type: Hexagonal
• Thread Size: 1/4-28
• Material: Stainless Steel
• Grip Size: 1-9/16 in
• Finish: Passivated
• Thread Class: 3A
• Thread Direction: Right Hand
• Tensile Strength: 4.08 lb Steel, 2.03 lb Alloy
• Shear Strength: 3.68 lb Steel, 1.715 lb Alloy
• Grade: 431
• Suitable for Use With: Helicopter
• Domestic/Import: Domestic