B-104BMitutoyo reserves the right to change any or all aspects of any product specication, including prices, designs and service content, without notice.Micrometer HeadsSERIES 197 — Long Stroke Non-rotating Spindle• Large thimble micrometer head with non-rotating spindle.• Floating thimble allows easy zero setting at any spindle position.• Dual-spindle mechanism for quick feed of 1 mm/rev (standard models: 0.5 mm/rev).DIMENSIONSMicrometer HeadsSERIES 153 — High Accuracy and Resolution• Fine graduation and high resolution model.• Non-rotating spindle type.DIMENSIONSUnit: mmUnit: mmPlain stemPlain stem197-10114(29)010209080090801020ø8ø180-0.011ø497964(89)Speeder SPECIFICATIONSMetricOrder No.RangeGraduationGraduation featuresStem dia.StemSpindle endSpindle pitchMaximum permissible error JMPE197-1010 - 50 mm0.005 mmBidirectional18 mmPlainFlat (carbide tip)1 mm±5 µmInchOrder No.RangeGraduationGraduation featuresStem dia.StemSpindle endSpindle pitchMaximum permissible error JMPE197-2010 - 2 in0.0002 inBidirectional0.709 inPlainFlat (carbide tip)0.05 in±0.0001 inø85.5ø38.1ø8ø180-0.0231.8(35.4)60.475(100)01234564948474544460494847464544123564120°120°3-M4×0.7 PCD28[No8-32UNC PCD1.125 in]AView from A00.51.01.52.02.01.51.00.50[ø0.75” ]0-0.006”ø85.5ø38.1ø8ø180-0.0231.8(35.4)60.475(100)01234564948474544460494847464544123564120°120°3-M4×0.7 PCD28[No8-32UNC PCD1.125 in]AView from A00.51.01.52.02.01.51.00.50[ø0.75” ]0-0.006”Mass: 765 gMass: 775 g153-301153-302( ): with spindle fully retracted. [ ]: 153-302( ): with spindle fully retracted. Mass: 300 gSPECIFICATIONSMetricOrder No.RangeGraduationGraduation featuresStem dia.StemSpindle endSpindle pitchMaximum permissible error JMPE*153-3010 - 25 mm0.0005 mm (vernier)Bidirectional18 mmPlainFlat (carbide tip)0.5 mm±1/±0.5 µmInchOrder No.RangeGraduationGraduation featuresStem dia.StemSpindle endSpindle pitchMaximum permissible error JMPE*153-3020 - 1 in0.00001 in (vernier)Bidirectional0.75 inPlainFlat (carbide tip)0.025 in±0.00005 in/±0.00003 in* Wide range/narrow rangeTechnical Data• Measuring face Material: Carbide Hardness: 90 HRA or more Lapped• Scale nishing: White anodized aluminumTechnical Data• Measuring face Material: Carbide Hardness: 90 HRA or more Lapped• Scale nishing: White anodized aluminum
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