AS1325 has been reaffirmed to comply with the SAE five-year review policy.
VARIATIONS IN SIZE, FORM, AND POSITION OF THE 12 LOBES ARE PERMITTED, PROVIDING THE ACTUAL PROFILE FALLS WITHIN THE MAXIMUM AND MINIMUM MATERIAL CONDITIONS SHOWN.
TOOLS CONFORMING TO THIS STANDARD WILL WRENCH FASTENERS HAVING WRENCHING CONFIGURATIONS PER: AS 1159 LOBED, AS 870 DOUBLE HEXAGON, OR ASCC AIR STANDARD 17/2C HEXAGON.
NOMINAL WRENCHING SIZE VALUES INDICATE NOMINAL WIDTH ACROSS FLATS OF CORRESPONDING HEXAGON OR DOUBLE HEXAGON (12 POINT) WRENCHING CONFIGURATIONS.
SI UNIT CONVERSIONS FOR U. S. CUSTOMARY UNITS ARE PROVIDED FOR REFERENCE PURPOSES AND HAVE BEEN CONVERTED FROM THE CORRESPONDING U. S. CUSTOMARY UNIT IN ACCORDANCE WITH SAE STANDARD J390 METHOD B.
THIS IS A DESIGN STANDARD. NOT TO BE USED AS A PART NUMBER