• Baked-enamel-finished frame.
  • Measuring faces: Carbide
  • Equipped with Ratchet Stop for constant measuring force.

Metric  With ratchet stop

Order No. Range Graduation Accuracy
103-137 0 – 25mm 0.01mm

 

 

±2µm

103-129 0.001mm
103-138 25 – 50mm 0.01mm
103-130 0.001mm
103-139-10 50 – 75mm

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.01mm

103-140-10 75 – 100mm

 

±3µm

103-141-10 100 – 125mm
103-142-10 125 – 150mm
103-143-10 150 – 175mm

 

±4µm

103-144-10 175 – 200mm
103-145-10 200 – 225mm
103-146-10 225 – 250mm

 

±5µm

103-147-10 250 – 275mm
103-148-10 275 – 300mm
103-149 300 – 325mm

 

±6µm

103-150 325 – 350mm
103-151 350 – 375mm
103-152 375 – 400mm

 

±7µm

103-153 400 – 425mm
103-154 425 – 450mm
103-155 450 – 475mm

 

±8µm

103-156 475 – 500mm
103-157 500 – 525mm
103-158 525 – 550mm

 

±9µm

103-159 550 – 575mm
103-160 575 – 600mm
103-161 600 – 625mm

 

±10µm

103-162 625 – 650mm
103-163 650 – 675mm
103-164 675 – 700mm

 

±11µm

103-165 700 – 725mm
103-166 725 – 750mm
103-167 750 – 775mm

 

±12µm

103-168 775 – 800mm
103-169 800 – 825mm
103-170 825 – 850mm

 

±13µm

103-171 850 – 875mm
103-172 875 – 900mm
103-173 900 – 925mm

 

±14µm

103-174 925 – 950mm
103-175 950 – 975mm
103-176 975 – 1000mm ±15µm

Inch  With ratchet stop

Order No. Range Graduation Accuracy
103-177 0   – 1″ .001″

 

 

±.0001″

103-131 .0001″
103-178 1″ – 2″ .001″
103-132 .0001″
103-179 2″ – 3″

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

.001″

103-180 3″ – 4″

 

±.00015″

103-181 4″ – 5″
103-182 5″ – 6″
103-183 6″ – 7″

 

±.0002″

103-184 7″ – 8″
103-185 8″ – 9″
103-186 9″ – 10″

 

±.00025″

103-187 10″ – 11″
103-188 11″ – 12″
103-189 12″ – 13″

 

±.0003″

103-190 13″ – 14″
103-191 14″ – 15″
103-192 15″ – 16″

 

±.00035″

103-193 16″ – 17″
103-194 17″ – 18″
103-195 18″ – 19″

 

±.0004″

103-196 19″ – 20″
103-197 20″ – 21″
103-198 21″ – 22″

 

±.00045″

103-199 22″ – 23″
103-200 23″ – 24″
103-201 24″ – 25″

 

±.0005″

103-202 25″ – 26″
103-203 26″ – 27″
103-204 27″ – 28″

 

±.00055″

103-205 28″ – 29″
103-206 29″ – 30″
103-207 30″ – 31″

 

±.0006″

103-208 31″ – 32″
103-209 32″ – 33″
103-210 33″ – 34″

 

±.00065″

103-211 34″ – 35″
103-212 35″ – 36″
103-213 36″ – 37″

 

±.0007″

103-214 37″ – 38″
103-215 38″ – 39″
103-216 39″ – 40″ ±.00075″

Inch  With friction thimble

Order No. Range Graduation Accuracy
103-135 0   – 1″ .0001″ ±.0001″
103-136 1″ – 2″

Metric Micrometer set / With ratchet thimble

Order No. Range Models included
103-927-10

0 – 75mm

(3 pcs./set)

103-137, 103-138, 103-139-10, 2 micrometer standards

 

103-913-50

0 – 150mm

(6 pcs./set)

103-137, 103-138, 103-139-10, 103-140-10, 103-141-10,

103-142-10, 5 micrometer standards

 

103-915-10

150 – 300mm

(6 pcs./set)

103-143-10, 103-144-10, 103-145-10, 103-146-10,

103-147-10, 103-148-10, 6 micrometer standards

103-914-50

0 – 300mm

(12 pcs./set)

All micrometers of 103-913-50  and 103-915-10  in one set,

11 micrometer standards

Inch Micrometer set / With ratchet thimble

Order No. Range Models included
103-929 (3 0 – 3″ 103-177, 103-178, 103-179, 2 micrometer standards
103-930 (4 0 – 4″ pcs./set)

103-177, 103-178, 103-179, 103-180,

3 micrometer standards

103-904-10

0 – 6″

(6 pcs./set)

103-177, 103-178, 103-179, 103-180, 103-181,

103-182, 5 micrometer standards

103-906 6″ – 12″ (6 pcs./set)

103-183, 103-184, 103-185, 103-186, 103-187,

103-188, 6 micrometer standards

103-905-10 0 – 12″ (12 pcs./set)

All micrometers of 103-904-10

and 103-906  in one set, 11 micrometer standards

DIMENSIONS

Models up to 75mm measuring range

Mitutoyo-SERIES 103-Outside Micrometers

Models 75mm to 300mm

Mitutoyo-SERIES 103-Outside Micrometers

Models over 300mm measuring range

Mitutoyo-SERIES 103-Outside Micrometers

Range a b c d
0 – 25mm 9 28

 

2.5

30
25 – 50mm 10 38 55
50 – 75mm 12 47 80
75 – 100mm 14 58 105
100 – 125mm 16.7 77 5.3 132.8
125 – 150mm 18.8 92 5.7 158.2
150 – 175mm 19.1 104 6.1 183.6
175 – 200mm 18.2 115 6.3 208.8
200 – 225mm 16.8 128 6.7 234.2
225 – 250mm 18 141 5.5 258

 

Range a b c d
250 – 275mm 18 153 6.5 284
275 – 300mm 166 309
300 – 325mm

 

 

 

28

187

 

 

 

18

353
325 – 350mm 199 378
350 – 375mm 212 403
375 – 400mm 224 428
400 – 425mm 236 453
425 – 450mm 248 478
450 – 475mm 261 503
475 – 500mm 273 528
Range a b c d
500 – 525mm

 

 

 

 

 

 

 

 

 

28

307 40 575
525 – 550mm 15
550 – 575mm 332 40 625
575 – 600mm 15
600 – 625mm 355 40 675
625 – 650mm 15
650 – 675mm 382 40 725
675 – 700mm 15
700 – 725mm 405 40 775
725 – 750mm 15
750 – 775mm 430 40 825
775 – 800mm 15
800 – 825mm 455 40 875
825 – 850mm 15
850 – 875mm 480 40 925
875 – 900mm 15
900 – 925mm 505 40 975
925 – 950mm 15
950 – 975mm 530 40 1025
975 – 1000mm 15

 

Technical Data

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
Standard accessories: Reference bar, 1 pc (except for measuring range 0-25mm (0-1″) models) Spanner (301336), 1 pc (for maximum measuring range up to 300mm (12″)) Spanner (200154), 1 pc (for maximum measuring range 325mm (13″) or over)