Angle loads must
be applied in the
plane of the bow.

Shackle Inspection
Crosby Shackle

Side Loading Reduction Chart
 For Screw Pin and Bolt Type Shackles Only
 Angle of Side Load
 from Vertical In-Line of shackle		  Adjusted Working Load Limit
 0 In-Line *  100% of Rated Working Load Limit
 45 from In-Line *  70% of Rated Working Load Limit
 90 from In-Line *  50% of Rated Working Load Limit

*  In-Line load is applied perpendicular to pin.
DO NOT SIDE LOAD ROUND PIN SHACKLES
 

Never Exceed 120 included angle.
Use Bolt Type and Screw Pin Shackles ONLY.

 Shackles symmetrically loaded with two leg slings having a maximum included angle of 120 can be utilized to full Working Load Limit.