2017TB/T 2916-2017 Two-way brake shoe gap adjuster for railway vehicles
1998TB/T 2916-1998 General specification for two-way brake shoe clearance adjusters for railway vehicles
1987TB/T 1899-1987 ST1-600 Bidirectional Brake Shoe Gap Adjuster
TB/T 2916-2017 Two-way brake shoe gap adjuster for railway vehicles has been changed from TB/T 1899-1987 ST1-600 Bidirectional Brake Shoe Gap Adjuster.