Coupling
- GICLZ type drum gear coupling (JB/T8854.3-2001 instead of JB/T8854.3-1999)
- G II CL type drum gear coupling (JB/T8854.2-2001 replaces JB/T8854.2-1999)
- G ll CLZ type drum gear coupling (JB/T8854.2-2001 replaces JB/T8854.3-1999)
- GCLD type drum gear coupling (JB/T8854.1-2001 replaces JB/T8854.1-1999)
- Basic parameters and main dimensions of NGCL drum gear coupling with brake wheel (JB/ZQ4644-2006)
- WG type drum gear coupling (JB/ZQ4186-2006)
- WGP type drum gear coupling with brake disc (JB/T7001-2007)
- WGC type vertical installation drum gear coupling (JB/T7002-2007)
- WGZ type drum gear coupling with brake wheel (JB/T 7003-2007)
- WGT type intermediate sleeve drum gear coupling (JB/T 7004-2007)