Jis B — 1702-1 Pdf

General precision (standard industrial machinery).

While many technicians look for free downloads of the JIS B 1702-1 PDF, it is a copyrighted document protected by the .

: Addresses specialized tolerance classifications and deviations specifically for injection-molded plastic gears. ⚙️ Evolution from Old JIS (1976) to New JIS Standards jis b 1702-1 pdf

Engineers use JIS B 1702-1 to specify the required precision for gears based on their end-use. For example: High-speed turbines typically require Class 4 or 5. General industrial machinery often utilizes Class 8 or 9. Automotive transmissions

While technical summaries provide an overview, the actual is required for manufacturing and compliance. The standard contains complex look-up tables for tolerance values based on the module, reference diameter, and tooth width. General precision (standard industrial machinery)

Aerospace, laboratory instruments, specialized master gears. High Precision Machine tools, high-speed gearboxes, medical devices. 6-8 Commercial Quality

) : The difference between the theoretical pitch and the actual measured distance between adjacent teeth. Total Cumulative Pitch Deviation ( Fpcap F sub p ⚙️ Evolution from Old JIS (1976) to New

Inside the standard's tables, formulas use these variables to calculate the maximum allowable error in micrometers (