~ DIN 7991 UNC-type
Technical data of DIN 7991 UNC
conversion table inches to millimeters
values in mm
~ DIN 7991
(ANSI B18.3 - BS 2470) UNC-type
Hexagon socket countersunk head screw
n= threads per inch
1) Screws are fully threaded for lengths up to
and including specified L.