GB/T 6189-1986
ActiveHexagon lobular for fasteners--Type E
紧固件用六角花形 E型
Application Summary AI generated
This standard specifies the dimensions and technical requirements for Type E hexagon lobular drives used in fasteners. It is applied in the design and manufacturing of bolts, screws, and other threaded fasteners where a tamper-resistant or high-torque drive system is required, commonly in automotive, aerospace, and industrial machinery assemblies. The standard ensures interchangeability and compatibility of tooling and fasteners across different production batches and maintenance contexts.
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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.