Small Standard Micrometer Heads

SPECIFICATIONS

Metric

Order No. Range Accuracy Stem dia. Stem Spindle end Graduation features
148-104

0 – 13mm

±2µm

9.5mm

Plain

Flat

Standard

148-103 W/ clamp nut
148-121 Plain*
148-120 W/ clamp nut*
148-801 Plain

Spherical

(SR4)

148-802 W/ clamp nut
148-803 Plain*
148-804 W/ clamp nut*
148-821 Plain

Flat

Reverse reading

148-822 W/ clamp nut
148-823 Plain*
148-824 W/ clamp nut*

* with spindle lock

Inch

Order No. Range Accuracy Stem dia. Stem Spindle end Graduation features
148-112

0 – .5″

±.0001″

.375″

Plain

Flat

Standard

148-111** W/ clamp nut
148-123 Plain*
148-122 W/ clamp nut*
148-811 Plain

Spherical

(SR4)

148-812 W/ clamp nut
148-813 Plain*
148-814 W/ clamp nut*
148-831 Plain

Flat

Reverse reading

148-832 W/ clamp nut
148-833 Plain*
148-834 W/ clamp nut*

* with spindle lock
** made-to-order model

DIMENSIONS

Micrometer Heads

DIMENSIONS

Short Thimble Micrometer Heads

Technical Data
Graduation: 0.01mm or .001”
Spindle pitch: 0.5mm or .025”

DIMENSIONS

Small Micrometer Heads

SPECIFICATIONS

Metric

Order No. Range Accuracy Stem dia. Stem Spindle end Graduation
148-215 0 – 5mm ±5µm 3.5mm Plain

W/ clamp nut

Spherical (SR1.5) Standard
148-216
148-201 0 – 6.5mm 6mm Plain

W/ clamp nut

Flat
148-203
148-205 Plain

W/ clamp nut

Spherical (SR3)
148-207
148-209 Plain

W/ clamp nut

Flat Reverse reading
148-211

Inch

Order No. Range Accuracy Stem dia. Stem Spindle end Graduation
148-217 0 – .2″ ±.00025″ .156″ Plain

W/ clamp nut

Spherical (SR1.5) Standard
148-218
148-202 0 – .25″ .25″ Plain

W/ clamp nut

Flat
148-204
148-206 Plain

W/ clamp nut

Spherical (SR3)
148-208
148-210* Plain

W/ clamp nut

Flat Reverse reading
148-212*

* made-to-order models

DIMENSIONS

Micrometer Heads

Technical Data

Graduation: 0.02mm (148-215, 148-216),0.01mm or .001″

Micrometer Stands

SPECIFICATIONS

Order No. Micrometer ranges Remarks
156-101-10 Up to 100mm (4″)* Adjustable angle type
156-105-10 0-25mm (0-1″), 25-50mm (1″-2″) Fixed angle type
156-102 125-300mm (5″-12″) Vertical type
156-103 300-1000mm (12″-40″) Vertical type

* Items that cannot be mounted on these stands
(Order No. 406-253-30, 323-253-30, 331-254-30, 342-254-30, 342-264-30, 369-253-30, 422-232-30, 422-233-30, etc.)

DIMENSIONS

Micrometer Stands

Optical Parallels

SPECIFICATIONS

Metric

Order No. Range of micrometer to be checked Sizes of parallels included in set Diameter Flatness Parallelism Remarks
157-903 0 – 25mm 12.00, 12.12, 12.25, 12.37mm 030 0.1µm 0.2µm For 25mm
157-904 25 – 50mm 25.00, 25.12, 25.25, 13.37mm For 50mm

Inch

Order No. Range of micrometer to be checked Sizes of parallels included in set Diameter Flatness Parallelism Remarks
157-901 0 – 1″ .5000″,.5062″, .5125″, .5187″ 030 0.1µm 0.2µm For 25mm
157-902 1 – 2″ 1.0000″, 1.0062″, 1.0125″, 1.0187″ For 50mm

SERIES 158 Optical FlatsOptical Parallels

SPECIFICATIONS

Metric

Order No. Thickness Diameter Flatness grade
158-117 12mm 045 0.2µm
158-118 045 0.1µm
158-119 15mm 060 0.2µm
158-120 060 0.1µm

Inch

Order No. Thickness Diameter Flatness grade
158-122 .5″ 1.8″ .000004″
158-124 .6″ 2.4″

Optical Parallels

Screw Thread Micrometers

Metric

Order No. Length Accuracy
Metric (unified) 8 = 60°
167-261 25mm ±4µm
167-262 50mm ±5µm
167-263 75mm ±6µm
167-264 100mm ±7µm
167-265 125mm ±8µm
167-266 150mm ±9µm
167-267 175mm ±10µm
167-268 200mm ±11µm
167-269 225mm ±12µm
167-270 250mm ±13µm
167-271 275mm ±14µm
Whitworth   8 = 55°
167-272 25mm ±4µm
167-273 50mm ±5µm
167-274 75mm ±6µm
167-275 100mm ±7µm
167-276 125mm ±8µm
167-277 150mm ±9µm
167-278 175mm ±10µm
167-279 200mm ±11µm
167-280 225mm ±12µm
167-281 250mm ±13µm
167-282 275mm ±14µm

Inch

Order No. Length Accuracy
Metric (unified) 8 = 60°
167-294 1″ ±.00015″
167-295 2″ ±.0002″
167-296 3″ ±.00025″
167-297 4″ ±.0003″
167-298 5″ ±.00035″
167-299 6″ ±.0004″
Whitworth   8 = 55°

167-283

1″ ±.00015″
167-284 2″ ±.0002″
167-285 3″ ±.00025″
167-286 4″ ±.0003″
167-287 5″ ±.00035″
167-288 6″ ±.0004″

Screw Thread Micrometers

Outside Micrometers

SPECIFICATIONS and DIMENSIONS

Outside Micrometers

Metric

Order No. Length  (L) Tolerance Diameter  (D)
167-101 25mm ±1.5µm 18

6.35mm

167-102 50mm ±2.0µm 40
167-103 75mm ±2.5µm

Inch

Order No. Length  (L) Tolerance Diameter  (D)
167-141 1″ ±.00005″ 18

.25″

167-142 2″ ±.0001″ 40
167-143 3″ ±.0001″

Outside Micrometers

Metric

Order No. Length  (L) Tolerance Diameter  (D)
167-104 100mm ±3µm

7.9mm

167-105 125mm ±3.5µm
167-106 150mm ±4µm
167-107 175mm ±4.5µm

Inch

Order No. Length  (L) Tolerance Diameter  (D)
167-144 4″ ±.0001″

.31″

167-145 5″

±.00015″

167-146 6″
167-147 7″

Outside Micrometers

Metric

Order No. Length  (L) Tolerance Diameter  (D)
167-108 200mm ±5.0µm 47

9.4mm

167-109 225mm ±5.5µm 47
167-110 250mm ±6.0µm 52
167-111 275mm ±6.5µm 57
167-112 300mm ±7µm 64
167-113 325mm ±7.5µm 69
167-114 350mm ±8µm 74
167-115 375mm ±8.5µm 80
167-116 400mm ±9µm 85
167-117 425mm ±9.5µm 90
167-118 450mm ±10µm 95
167-119 475mm ±10.5µm 101

Inch

Order No. Length  (L) Tolerance Diameter  (D)
167-148 8″ ±.00015″ 47

.37″

167-149 9″ ±.0002″ 47
167-150 10″ ±.0002″ 52
167-151 11″ ±.0002″ 57
167-152 12″ ±.00025 “ 64
167-153 13″ ±.00025″ 69
167-154 14″ ±.00025″ 74
167-155 15″ ±.00025″ 80
167-156 16″ ±.00025″ 85
167-157 17″ ±.00025″ 90
167-158 18″ ±.00025″ 95
167-159 19″ ±.0003″ 101

Outside Micrometers

Metric

Order No. Length  (L) Tolerance Diameter  (D)
167-120 500mm ±11µm 106

11.9mm

167-121 525mm ±11.5µm 112
167-122 550mm ±12.0µm 117
167-123 575mm ±12.5µm 122
167-124 600mm ±13µm 128
167-125 625mm ±13.5µm 133
167-126 650mm ±14µm 138
167-127 675mm ±14.5µm 142
167-128 700mm ±15µm 147
167-129 725mm ±15.5µm 153
167-130 750mm ±16µm 158
167-131 775mm ±16.5µm 164
167-132 800mm ±17µm 170
167-133 825mm ±17.5µm 175
167-134 850mm ±18µm 180
167-135 875mm ±18.5µm 185
167-136 900mm ±19µm 191
167-137 925mm ±19.5µm 196
167-138 950mm ±20µm 201
167-139 975mm ±20.5µm 207
167-140 1000mm ±21µm 211
167-365 1025mm ±21.5µm 217
167-366 1050mm ±22µm 222
167-367 1075mm ±22.5µm 227
167-368 1100mm ±23µm 232
167-369 1125mm ±23.5µm 238
167-370 1150mm ±24µm 243
167-371 1175mm ±24.5µm 248
167-372 1200mm ±25µm 254
167-373 1225mm ±25.5µm 259
167-374 1250mm ±26µm 264
167-375 1275mm ±26.5µm 269
167-376 1300mm ±27µm 275
167-377 1325mm ±27.5µm 280
167-378 1350mm ±28µm 285
167-379 1375mm ±28.5µm 291
167-380 1400mm ±29µm 296
167-381 1425mm ±29.5µm 301
167-382 1450mm ±30µm 306
167-383 1475mm ±30.5µm 312
167-384 1500mm ±31µm 317
167-385 1525mm ±31.5µm 322
167-386 1550mm ±32µm 328
167-387 1575mm ±32.5µm 333
167-388 1600mm ±33µm 338
167-389 1625mm ±33.5µm 343
167-390 1650mm ±34µm 349
167-391 1675mm ±34.5µm 354
167-392 1700mm ±35µm 359
167-393 1725mm ±35.5µm 364
167-394 1750mm ±36µm 370
167-395 1775mm ±36.5µm 375
167-396 1800mm ±37µm 380
167-397 1825mm ±37.5µm 386
167-398 1850mm ±38µm 391
167-399 1875mm ±38.5µm 396
167-400 1900mm ±39µm 401
167-401 1925mm ±39.5µm 407
167-402 1950mm ±40µm 412
167-403 1975mm ±40.5µm 417
167-404 2000mm ±41µm 423

Inch

Order No. Length  (L) Tolerance Diameter  (D)
167-160 20″ ±.0003″ 106

.47″

167-161 21″ ±.0003″ 112
167-162 22″ ±.0003″ 117
167-163 23″ ±.0003″ 122
167-164 24″ ±.0003″ 128
167-165 25″ ±.00035″ 133
167-166 26″ ±.00035″ 138
167-167 27″ ±.00035″ 142
167-168 28″ ±.00035″ 147
167-169 29″ ±.00035″ 153
167-170 30″ ±.00035″ 158
167-171 31″ ±.00035″ 164
167-172 32″ ±.00035″ 170
167-173 33″ ±.00035″ 175
167-174 34″ ±.00035″ 180
167-175 35″ ±.00035″ 185
167-176 36″ ±.00035″ 191
167-177 37″ ±.0004″ 196
167-178 38″ ±.0004″ 201
167-179 39″ ±.0004″ 207
167-180 40″ ±.0004″ 211

Technical Data Flatness: 0.3µm Parallelism: 2µm

Outside Micrometers

Micrometer Inspection Gauge Block Refer to page E-11 for details.

Outside Micrometers
 Outside Micrometers