Technical Data:
Series: 223 / 123
Product type: Disc Micrometer, Rotating Spindle Type
Application: Root tangent measurement on spur gears and helical gears
Constant measuring force: Ratchet Stop
Accuracy basis: EMPE, ISO 3611:2023 and ASME B89.1.13-2013
Configuration: Analog
Measuring range: 25 - 50 mm
Graduation: 0.01 mm
Accuracy: +/-4 um
Flatness: 1 um
Parallelism: 4 um
Anvil diameter: Dia.20 mm
Measurable module: 0.5 to 6

Dimensions:
L=25 mm
a=13.8 mm
b=32 mm
c=5.7 mm
e=20 mm
f=8 mm
t=0.7 mm
Spindle Dia.=6.35 mm
Body Dia.=18 mm
Common drawing dimension=25 mm
Center recess shown in catalogue drawing