GB/T 6187.1-2016

Active

Prevailing torque type all-metal hexagon nuts with flange, style 2

2型全金属六角法兰面锁紧螺母

Standard Type
GBT
ICS
21.060.20
CCS
J13
Status
Active
Issue Date
2016-02-24
Implementation
2016-06-01
Centralized Committee
中国机械工业联合会
Issuing Authority
中国机械工业联合会

Application Summary AI generated

This standard specifies the dimensions, technical requirements, and marking for prevailing torque type all-metal hexagon nuts with flange (style 2), designed to resist loosening under vibration and dynamic loads. It is applied in mechanical assemblies and automotive, aerospace, and industrial equipment where secure fastening is critical, such as engine mounts, chassis connections, and heavy machinery joints. The standard ensures consistent performance in high-stress environments where standard nuts might fail due to shock or cyclic loading.

Related Standards

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.