GB/T 9458-1988
ActiveHexagon slotted and castle nuts，style 2--Fine pitch thread--Product grades A and B
2 型六角开槽螺母 细牙 A和B级
Application Summary AI generated
This standard specifies the dimensions, tolerances, and technical requirements for hexagon slotted and castle nuts with fine pitch threads, classified as product grades A and B. It is applied in mechanical systems where precise locking and safety-critical fastening are required, such as in automotive, aerospace, and heavy machinery assemblies. The standard ensures compatibility with cotter pins or locking wires to prevent loosening under vibration or dynamic loads.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
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 62.1-2004
Wing nuts--Round wing
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 3098.20-2004
Mechanical properties of fasteners--Wing nuts with specified proof torque
GB/T 62.4-2004
Wing nuts--Die-casting wing
GB/T 2674-2004
Hexalobular socket raised countersunk head screws
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.