GB/T 6785-1999
AbolishedM12×1.25 spark-plugs with flat seating and their cylinder head housing
M12×1.25平座火花塞及其气缸盖安装孔
Application Summary AI generated
This standard specifies the dimensions, tolerances, and technical requirements for M12×1.25 spark plugs with flat seating and the corresponding cylinder head housing holes. It is applied in the automotive industry for the design, manufacturing, and quality inspection of spark plugs and engine cylinder heads in gasoline-powered vehicles. The standard ensures interchangeability and proper sealing between the spark plug and the cylinder head in internal combustion engines.
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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.