Description
Product overview
Mitutoyo Series 148 large thimble diameter micrometer heads. Quote-only. Also useful for field inspection, prototype measurement, research labs, university labs, and engineering QA.
Mitutoyo Micrometer Heads Series 148 – Large Thimble Diameter is part of Mitutoyo Section B (Micrometers). Macroscopic Solutions supplies this product through a reviewed purchase or quote path so configuration, compatibility, shipping, freight, accessories, and support requirements can be confirmed before fulfillment.
Catalog reference: US-1005 B-61
Quote-only Mitutoyo Series 148 micrometer heads with larger thimble diameters for easy reading.
Metric Specifications
Key specifications
| Range | Order No. | Accuracy | Stem dia. | Stem | Spindle face | Thimble dia. |
|---|---|---|---|---|---|---|
| 0-6.5mm | 148-301 | +/-2um | 9.5mm | Plain | Flat | 15mm |
| 0-6.5mm | 148-302 | +/-2um | 9.5mm | w/clamp nut | Flat | 15mm |
| 0-6.5mm | 148-303 | +/-2um | 9.5mm | Plain | Flat | 20mm |
| 0-6.5mm | 148-304 | +/-2um | 9.5mm | w/clamp nut | Flat | 20mm |
| 0-6.5mm | 148-305 | +/-2um | 9.5mm | Plain | Flat | 29mm |
| 0-6.5mm | 148-306 | +/-2um | 9.5mm | w/clamp nut | Flat | 29mm |
| 0-13mm | 148-307 | +/-2um | 9.5mm | Plain | Flat | 15mm |
| 0-13mm | 148-308 | +/-2um | 9.5mm | w/clamp nut | Flat | 15mm |
| 0-13mm | 148-309 | +/-2um | 9.5mm | Plain | Flat | 20mm |
| 0-13mm | 148-310 | +/-2um | 9.5mm | w/clamp nut | Flat | 20mm |
| 0-13mm | 148-311 | +/-2um | 9.5mm | Plain | Flat | 29mm |
| 0-13mm | 148-312 | +/-2um | 9.5mm | w/clamp nut | Flat | 29mm |
Inch Specifications
| Range | Order No. | Accuracy | Stem dia. | Stem | Spindle face | Thimble dia. |
|---|---|---|---|---|---|---|
| 0-.25" | 148-351 | +/-.0001" | .375" | Plain | Flat | .59" |
| 0-.25" | 148-352 | +/-.0001" | .375" | w/clamp nut | Flat | .59" |
| 0-.25" | 148-353 | +/-.0001" | .375" | Plain | Flat | .79" |
| 0-.25" | 148-354 | +/-.0001" | .375" | w/clamp nut | Flat | .79" |
| 0-.25" | 148-355 | +/-.0001" | .375" | Plain | Flat | 1.14" |
| 0-.25" | 148-356 | +/-.0001" | .375" | w/clamp nut | Flat | 1.14" |
| 0-.5" | 148-357 | +/-.0001" | .375" | Plain | Flat | .59" |
| 0-.5" | 148-358 | +/-.0001" | .375" | w/clamp nut | Flat | .59" |
| 0-.5" | 148-359 | +/-.0001" | .375" | Plain | Flat | .79" |
| 0-.5" | 148-360 | +/-.0001" | .375" | w/clamp nut | Flat | .79" |
| 0-.5" | 148-361 | +/-.0001" | .375" | Plain | Flat | 1.14" |
| 0-.5" | 148-362 | +/-.0001" | .375" | w/clamp nut | Flat | 1.14" |
Applications beyond production metrology
Common applications beyond production metrology include field and bench inspection for research teams, prototype measurement, university teaching labs, geoscience sample fixture checks, botanical and life-science lab hardware measurement, engineering QA, and oil and gas maintenance or component documentation.
Application notes are general examples for discovery and planning; confirm suitability, tolerances, fixtures, standards, and regulatory requirements for the specific measurement task.







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