GB/T 816-1988
ActiveRound nuts with set pin holes in side
侧面带孔圆螺母
Application Summary AI generated
GB/T 816-1988 specifies the dimensions, technical requirements, and marking for round nuts with set pin holes in their sides. These nuts are used in mechanical assemblies where a locking mechanism is required to prevent loosening under vibration, such as in automotive, aerospace, or heavy machinery applications. The side holes allow insertion of a cotter pin or wire to secure the nut to a bolt or shaft, ensuring reliable fastening in dynamic or safety-critical environments.
Related Standards
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher 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 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 62.4-2004
Wing nuts--Die-casting wing
GB/T 3098.19-2004
Mechanical properties of fasteners--Blind rivets with break pull mandrel
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.