Key Features

• John Deere branded Round Head Square Neck Bolt, 1/2" diameter × 3-1/2" length (Part No. 03H1657)
• Externally threaded fastener designed for insertion through holes in assemblies
• Square neck under the head to prevent rotation during installation
• Secured and released by turning a nut; no rotation allowed by the head alone
• Precise nominal dimensions for compatibility with standard through-hole joints
• Intended for equipment assemblies where a non-turn bolt is required to maintain alignment

Product Details

• Product Title: John Deere Round Head Square Neck Bolt, 1/2" X 3-1/2" - 03H1657
• Head Style: Round head
• Neck Type: Square neck
• Thread Type: External threads
• Diameter: 1/2 inch
• Length: 3-1/2 inches
• Brand/Part Number: John Deere, 03H1657

Compatibility

• Designed for through-hole assemblies where head geometry or feature prevents turning during tightening
• Requires a nut to secure or release the bolt, ensuring rotational restraint during installation
• Suitable for John Deere equipment applications and standard bolt-nut joint practices