The Mitutoyo “A” Series Dial Indicators have scratch resistant, anti-glare coated crystals just like our popular Test Indicators. They also have a standardized stop screw thread to M2.5×0.45, increased mounting stem length*, a redesigned spindle for waterproof models allowing for additional contact points to be used, a tapered hand/pointer base which makes repairs easier when needed, tolerance clips are now optional, a change in stop screw shape*, and the bezel and dust cap colors are black.
Features
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Available in Metric and Inch models
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Offered with flat back or flat back for mounting purposes
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Bezel Diameter: 78mm
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A revolutionary offset spindle bushing design provides trouble-free stem clamping and a longer clamping range
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Some models have a unique shock-proof mechanism which protects against shock from sudden spindle retraction
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The 3058A-19 includes limit markers and rotating bezel
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Rack gear is machine ground for tighter fit, increased accuracy
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Greater rigidity in the bearing plate reduces retracing error by up to 20%v
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4-Screw mounting increases impact resistance for better, longer accuracy
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No through screw hole on the frame provides better dust resistance
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Contact point is carbide tipped for lasting accuracy, durability
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Crystal is glare-free with a scratch-resistant coating
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3058A-19 meets ISO/JIS standards
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Supplied in a fitted plastic case
Specifications
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Range: 0-50mm
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Graduation: 0.01mm
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Range/Rev: 1mm
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Dial Reading: 0-100
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Type: with flat
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Accuracy: +/- 0.035mm
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Measuring force: 3.0N or less
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Stem/Shank: 8mm
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Contact Point: M2.5 x 0.45 Thread
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Shockproof Type: Yes
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Jeweled Bearing Type: Yes
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With Coaxial Revolution Counter Type: Yes
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With Damper at Lowest Rest Point Type: No
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Type: ISO/JIS
