GB/T 861.2-1987
ActiveSerrated lock washers internal teeth
内锯齿锁紧垫圈
Application Summary AI generated
GB/T 861.2-1987 specifies the dimensions, material, and technical requirements for serrated lock washers with internal teeth. These washers are used in mechanical assemblies to prevent loosening of fasteners under vibration or dynamic loads by embedding their internal teeth into the mating surface. The standard applies to general engineering, automotive, and industrial equipment where reliable locking of bolts or screws is required.
Related Standards
GB/T 9074.20-2004
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GB/T 62.2-2004
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GB/T 9074.5-2004
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GB/T 62.3-2004
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GB/T 62.1-2004
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GB/T 3098.19-2004
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GB/T 62.4-2004
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GB/T 3098.20-2004
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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.