GB/T 84-1988
AbolishedSquare set screws with cup point
方头凹端紧定螺钉
Application Summary AI generated
GB/T 84-1988 specifies the dimensions, technical requirements, and marking for square head set screws with a cup point, designed to prevent loosening under vibration. These screws are primarily used in mechanical assemblies to secure rotating components like pulleys, gears, or collars onto shafts by applying axial force through the cup point indentation. The standard applies to general engineering and machinery manufacturing where reliable fastening in dynamic or load-bearing contexts is required.
Related Standards
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
GB/T 62.3-2004
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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
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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.