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Mitutoyo 2231A-01 | Flat Back Dial Gauge | 2.5 mm, 0.01 mm, ANSI/AGD
The Mitutoyo 2231A-01 is a flat back dial gauge with a 2.5 mm measuring range and 0.01 mm graduation. Built to ANSI/AGD, it is used for linear measurement and inspection, and the flat back lets it sit on flat surfaces or magnetic bases.
- Measuring force of 0.4 - 1.4 N on the 2231A-01; dial reads 0-50-0
- 2231A-01 repeatability: ±3 µm; hysteresis: 3 µm
- 4-48 UNF thread and 9.52 mm or 0.375 in stem on the 2231A-01
- Carbide contact point fitted to the 2231A-01
- 1 mm per revolution scale with 250 divisions in total
- Analogue metric dial on the 2231A-01
- Specifications
- Features
- Downloads
| Part Number | 2231A-01 |
| Brand | Mitutoyo |
| Product Type | Flat Back Dial Gauge |
| Range | 2.5 mm |
| Graduation | 0.01 mm |
| Dial Reading | 0-50-0 |
| Measuring Force | 0.4 - 1.4 N |
| Hysteresis | 3 µm |
| Repeatability | ±3 µm |
| Stem Diameter | 9.52 mm or 0.375 in |
| Thread | 4-48 UNF |
| Back | Flat back |
| Standard | ANSI/AGD |
| Contact Point | Carbide tipped |
- Flat Back Design – Facilitates secure mounting on flat surfaces or magnetic bases, ensuring stability during measurements.​
- High Precision – Graduation of 0.01 mm provides detailed and accurate readings for fine measurement tasks.​
- Measurement Range – Covers a 2.5 mm range with 1 mm per revolution, suitable for various inspection applications.​
- ANSI/AGD Compliant – Manufactured to meet industry standards, ensuring reliability and compatibility.​
- Higher Precision
- Durable Construction – Features a scratch-resistant, glare-free crystal and carbide-tipped contact point for longevity.​
- Enhanced Rigidity – Increased bearing plate rigidity reduces tracing errors, improving measurement accuracy.
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