Analog outside micrometer
103 series MITUTOYO

Outside Micrometers
SERIES 103

■FEATURES
* Hammertone-green, baked-enamelfinished frame.
* Ratchet Stop or Friction Thimble for excellent repeatability.
* Supplied with a setting standard (except for 0-25mm/0-1" models).

■Technical Data
Accuracy: Refer to the list of specifications.
Graduation: 0.01mm, 0.001mm, .001" or .0001"
Flatness: 0.6μm/.000024" for models up to 300mm/12"
1μm/.00004" for models over 300mm/12"
Parallelism: (2+R/100)μm, R = max. range (mm)
[.00008+.00004(R/4)]", R=max, range (inch)
*fraction rounded down
Measuring faces: Carbide

■SPECIFICATIONS
＜Metric＞　With ratchet stop
Range Order No. Accuracy
0 - 25mm 103-137 ±2μm
103-129* ±2μm
25 - 50mm 103-138 ±2μm
103-130* ±2μm
50 - 75mm 103-139-10 ±2μm
75 - 100mm 103-140-10 ±3μm
100 - 125mm 103-141-10 ±3μm
125 - 150mm 103-142-10 ±3μm
150 - 175mm 103-143-10 ±4μm
175 - 200mm 103-144-10 ±4μm
200 - 225mm 103-145-10 ±4μm
225 - 250mm 103-146-10 ±5μm
250 - 275mm 103-147-10 ±5μm
275 - 300mm 103-148-10 ±5μm
300 - 325mm 103-149 ±6μm
325 - 350mm 103-150 ±6μm
350 - 375mm 103-151 ±6μm
375 - 400mm 103-152 ±7μm
400 - 425mm 103-153 ±7μm
425 - 450mm 103-154 ±7μm
450 - 475mm 103-155 ±8μm
475 - 500mm 103-156 ±8μm
(Models with a range up to 1000mm are available.)
*0.001mm reading is obtained with vernier.

Please refer to our web site for more information.