Gear precision grade

Gear precision grade chart

GRADE STANDARDPRECISION GRADE
JIS(JAPAN)N0N1N2N3N4N5N6N7N8N9N10N11N12
JIS-B1702-02(NEW)
JGMA(JAPAN)12345678
JIS(JAPAN)012345678
JIS-B1702(OLD)
PRC(CHINA)0123456789101112
GB10095~1009
ISO ( INTERNATIONAL)0123456789101112
DIN(GERMANY)123456789101112
 3960~3967
GOST(USSR)3456789101112
BS(UK)A1A2BCD
FN(FRANCE)ABCDE
ANSI(USA)4321
AGMA(USA)161514~131210108