GB/T 6171-2016
ActiveHexagon regular nuts（style1）with metric fine pitch thread
六角标准螺母（1型） 细牙
Application Summary AI generated
GB/T 6171-2016 specifies the dimensions, technical requirements, and marking of hexagon regular nuts (style 1) with metric fine pitch thread, used for fastening in mechanical assemblies requiring finer adjustment or resistance to loosening under vibration. It applies to industries such as automotive, aerospace, machinery manufacturing, and construction equipment where precise thread engagement and higher clamping force are needed. This standard ensures interchangeability and quality control for nuts in high-stress or space-constrained applications.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 62.3-2004
Wing nuts--Pressing wing
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 62.1-2004
Wing nuts--Round wing
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
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
GB/T 3098.19-2004
Mechanical properties of fasteners--Blind rivets with break pull mandrel
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.