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Mitutoyo 2990A-10 | Back Plunger Dial Indicator | ISO Type, 8 mm Stem
This back plunger dial indicator, Mitutoyo part number 2990A-10, provides 2 µm hysteresis and 1 µm repeatability. Use the 2990A-10 for quality control and inspection.
- Series 2, ISO type; rear-mounted plunger
- Hysteresis held to 2 µm; repeatability 1 µm; single-revolution 50-0-50 dial avoids miscounted turns
- Measuring force of 0.4–1.5 N, stroke of 4 mm
- 8 mm stem and carbide-tipped contact point (M2.5 x 0.45 mm); weighs 205 g; analogue pointer readout
- Specifications
- Features
- Downloads
| Part Number | 2990A-10 |
| Brand | Mitutoyo |
| Dial Reading | 50-0-50 |
| Dial Type | One revolution, Back plunger |
| Standard | ISO type |
| Series | 2 |
| Hysteresis | 2 µm |
| Repeatability | 1 µm |
| Measuring Force | 0.4–1.5 N |
| Plunger Stroke | 4 mm |
| Stem Diameter | 8 mm |
| Contact Point | Carbide tipped, M2.5 x 0.45 mm thread |
| Weight | 205 g |
- Back Plunger Design – Allows flexible and secure mounting in various configurations.
- One Revolution Dial – Displays the full 0.1-inch range in a single turn for quick readings.
- High Precision – 0.001 inch graduation ensures accurate and reliable measurements.
- ISO Standard – Compliant with international standards for quality and compatibility.
- Larger Series 2 Body – Offers enhanced readability and better handling during use.
- Durable Construction – Built for consistent performance in demanding environments.
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