GB/T 9074.10-1988
ActiveCross recessed raised countersunkhead screw and countersunk external toothed lock washer assemblies
十字槽半沉头螺钉和锥形锁紧垫圈组合件
Application Summary AI generated
This standard specifies the dimensional, mechanical, and performance requirements for assemblies consisting of a cross recessed raised countersunk head screw combined with a pre-assembled countersunk external toothed lock washer. It is applied in mechanical and electronic product assembly where vibration resistance and a flush or slightly protruding fastener head profile are needed, such as in automotive, appliance, and industrial equipment manufacturing. The standard ensures interchangeability and reliable locking action under dynamic loads, preventing loosening in threaded joints.
Related Standards
GB/T 9074.20-2004
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GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
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GB/T 3098.19-2004
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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
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.