HB 0-97-1978
Small modulus spur gears and their transmission tolerances (trial) (English Version)
- Standard No.
- HB 0-97-1978
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- Replace By
- HB 0-97-2001
- Latest
- HB 0-97-2001
- Scope
- This standard is applicable to external and internal meshing spur and helical involute cylindrical gears with a reference tooth shape in accordance with the national standard, a normal module of 0.1 to 1.5 mm, and a pitch circle diameter of less than 400 mm. Parallel shaft gear transmission.
HB 0-97-1978 history
- 1970 HB 0-97-2001 Accuracy of Small Modulus Involute Cylindrical Gears
- 1970 HB 0-97-1978 Small modulus spur gears and their transmission tolerances (trial)
