


Mitutoyo 2231AB-01 | Dial Gauge | Flat Back | ANSI/AGD Type | Graduation 0.01 mm | Range 2.5 mm
The Mitutoyo 2231AB-01 is a precision dial gauge designed for accurate measurements in various industrial applications. It features a flat back design, making it suitable for mounting on flat surfaces or magnetic bases. With a measuring range of 2.5 mm and a graduation of 0.01 mm, it provides detailed readings for fine measurements. The gauge operates with a 1 mm per revolution scale, offering a total of 250 divisions. Its durable construction ensures longevity and consistent performance in demanding environments. This model is ideal for machinists and technicians requiring precise measurements in manufacturing and quality control settings.

- Specifications
- Features
- Downloads
Analog/Digital | Analog |
Contact point | Carbide tipped |
Dial Reading | 0-50-0 |
Graduation | 0.01 mm |
Hysteresis | 3 µm |
Inch-Metric | Metric |
Measuring Force | 0.4 - 1.4 N |
Range | 2.5 mm |
Repeatability | +/-3 µm |
Stem Dia | 9.52 mm Or 0.375 Inch |
Thread type | 4-48UNF |
Type | ANSI/AGD Standard |
Type | Dial Gauge |
- Flat Back Design – Ideal for mounting on flat surfaces or magnetic bases, providing stability during use.
- Precise Measurement – 0.01 mm graduation allows for accurate, fine-resolution readings.
- Measurement Range – Covers a 2.5 mm span, with 1 mm per dial revolution for consistent tracking.
- ANSI/AGD Type 2 Compliant – Built to recognized standards for compatibility and reliability.
- Durable Construction – Features a scratch-resistant, anti-glare crystal and a rugged carbide contact point.
- Smooth Operation – Equipped with jeweled bearings to reduce friction and enhance measurement consistency.
- Improved Rigidity – Reinforced bearing plate minimizes deflection and tracing errors.
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