
Cylindrical involute gears and gear pairs — Part 2: Calculation and measurement of tooth thickness and backlash
NORMA vydána dne 18.12.2025
Designation standards: ISO 21771-2:2025
Publication date standards: 18.12.2025
The number of pages: 140
Approximate weight : 451 g (0.99 lbs)
Country: International technical standard
Kategorie: Technické normy ISO