GB/T 1974-2003

Active

Tangential keys and keyways

切向键及其键槽

Standard Type

GBT

ICS

21.120.30

CCS

J18

Status

Active

Issue Date

2003-06-05

Implementation

2004-02-01

Centralized Committee

国家标准委

Issuing Authority

中华人民共和国国家质量监督检验检疫总局

Application Summary AI generated

GB/T 1974-2003 specifies the dimensions, tolerances, and technical requirements for tangential keys and their corresponding keyways used in mechanical transmission systems. It is applied in the design and manufacturing of heavy-duty machinery, such as large rotating equipment, where keys transmit torque between shafts and hubs under high-load or reversing conditions. The standard ensures interchangeability and reliable fit in industrial applications like mining equipment, rolling mills, and marine propulsion systems.

Related Standards

GB/T 12217-2005 Machines-Shaft heights GB/T 1570-2005 conical shaft ends GB/T 1569-2005 Cylindrical shaft ends GB/T 10081-2005 Straight-sided internal splines Length series GB/T 1563-2003 Taper keys--Cross section dimensions of keyways GB/T 10043-2003 Clutch--Classification GB/T 10042-2003 Clutch--Terminology GB/T 1567-2003 Square and rectangular thin keys

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.