C&C Yachts Keel Bolt Torque Specifications
Notes from Hinterhoeller Yachts
The 2 charts coincide at 1” but differ at the other diameters. Comparing these values to those published in ISO 12219-9 and the trends are similar. Unless somebody can explain the differences, use the lower values on this chart vs the original C&C chart above.
Bolt Diameter Foot Pounds
1/2” 43
3/4" 150
1” 363
1-1/4” 730