5/8"-11 Carriage Bolt Hot Dipped Galvanized 307A Grade A

5/8"-11 Hot Dip Galvanized Carriage Bolt

Diameter - Thread Pitch: 5/8-11


5/8"-11 Hot dipped galvanized carriage bolts have a domed or countersunk head, and the shank is topped by a short square section under the head.

  • Square section grips into the part being fixed (typically wood)
  • Prevents the bolt from turning when the nut is tightened
  • Carriage Bolts under 6 inches are fully threaded
  • Sizes over 6 inches in length have a shoulder
  • Coarse Thread
Hot Dipped Galvanized assemblies should be used exclusively. If you use a HDG bolt you must also use a HDG nut.


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Product Specifications
Body Diameter
5/8" (Max 0.642 - Min 0.605)
Color
Gray
Corner Radius on Square
0.078"
Corrosion Resistant
Yes
Filet Radius
0.062"
Finish
Hot Dip Galvanized
Head Diameter
Max 1.344 - Min 1.219
Head Style
Domed
Material
Steel
Other
All Carriage Bolts under 6 inches are fully threaded. Sizes over 6 inches in length have a shoulder.
Overall Head Height
Max 0.344 - Min 0.313
Product Type
Carriage Bolt
Square Neck Depth
Max 0.344 - Min 0.313
Square Neck Width
Max 0.642 - Min 0.616
Thread Direction
Right Hand
Thread Pitch (Count)
11 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
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