Metric Flat Head Socket Cap Screws Dimensions

This chart contains information on number metric and fractional number socket head cap screws along with tap drill information.

Metric flat head socket cap screws dimensions.

Engineering metric hardware design data. Asme b18 3 and astm f835. Go to navigation go to content. The length of a flat socket head cap screw is measured from the top of the head to the flat of the point unlike other socket products whose length measurement is from underneath the head to the flat of the point.

Install in a counterbored hole or above the surface. Drilled head metric hexagon socket head cap screws normally are not available in screw sizes smaller than m3 nor larger than m36. Metric socket head cap screws from bayou city bolt are in stock and ready to order. 180 000psi min 5 8 diameter and smaller.

For sizes up to and including m20 head angle shall be 92 90. For larger sizes head angle shall. Choose from our selection of metric socket head cap screws including socket head screws rounded head screws and more. Shear stress 630 mpa 7.

Flat and oval head screws are angled under the head to fit in countersunk holes. Metric socket flat head cap screws dimensions notes 1. Request a quote today. All dimensions are in millimeters.

Rc 38 43 alloy steel 5. Size knurl cup point diameter flat point diameter oval point radius half dog point diameter half dog point length hexagon socket size key engagement. 12 point screws the head makes 12 points of contact with a wrench to handle more torque than a socket head or hex head screw. Socket head screws with a deeper drive than flat and rounded head screws socket head screws withstand more torque for a tighter hold.

Similar to a button head socket screw but with an 82 degree countersunk flat head. The m3 and m4 nominal screw sizes have two drilled holes spaced 180 degrees apart. Similar thread design as a socket cap screw but the dome shaped head is wider and has a lower profile. If all else fails you may want to use our drill size conversion table or our tap drill size calculator the information available from our sources is usually sufficient for all computer related drill or screw requirements world wide.

6 32 x 3 4 hexagon socket head cap screw alloy steel 138 32 x 75 spline socket head cap screws alloy steel cadmium plated.