Dimensions of ASME B18.6.3 Type 1 Cross Recessed Round Head Machine Screws

Dimensions of ASME B18.6.3 Type 1 Cross Recessed Round Head Machine Screws

Nominal Size or Basic Screw DiameterHead Diameter, AHead Height, HRecess Diameter, MRecess Depth, TRecess Width, NDriver SizeRecess Penetration Gaging Depth
MaxMinMaxMinMaxMin
          

Notes :

  • Where specifying nominal size in decimals, zeros preceding the decimal and in the fourth decimal place shall be omitted.