GB/T 944.1-1985
ActiveCross recesses for screws
螺钉用十字槽
Application Summary AI generated
GB/T 944.1-1985 specifies the dimensions, tolerances, and design of cross recesses (Phillips-type slots) for screws. It is applied in the manufacturing and quality control of screws used in mechanical assemblies, electronics, and general hardware products. The standard ensures interchangeability and proper fit between screwdrivers and screw heads in industrial production and maintenance contexts.
Related Standards
GB/T 62.3-2004
Wing nuts--Pressing wing
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 62.1-2004
Wing nuts--Round wing
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 62.4-2004
Wing nuts--Die-casting wing
GB/T 3098.20-2004
Mechanical properties of fasteners--Wing nuts with specified proof torque
GB/T 3098.19-2004
Mechanical properties of fasteners--Blind rivets with break pull mandrel
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.