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Mitutoyo 2991A-10 | Back Plunger Dial Indicator | 0.008 in Range, 0.0001 in Graduation
This back plunger dial indicator, Mitutoyo part number 2991A-10, reads to 0.0001 in across a 0.008 in range. On the 2991A-10 the whole range sits within one pointer revolution.
- Plunger exits from the back of the case; one-revolution dial reading 4-0-4, so turns never need counting
- Repeatability of ±0.00005 in, hysteresis 0.0001 in; Mitutoyo Series 2, built to the ANSI/AGD pattern
- Shockproof construction; measuring force 0.4–1.5 N
- 9.52 mm (0.375 in) stem and carbide-tipped contact point (4-48 UNF)
- 205 g in weight
- Specifications
- Features
- Downloads
| Part Number | 2991A-10 |
| Brand | Mitutoyo |
| Range | 0.008 in |
| Graduation | 0.0001 in |
| Dial Reading | 4-0-4 |
| Dial Type | One revolution, Back plunger |
| Standard | ANSI/AGD type |
| Series | 2 |
| Hysteresis | 0.0001 in |
| Repeatability | ±0.00005 in |
| Measuring Force | 0.4–1.5 N |
| Stem Diameter | 9.52 mm (0.375 in) |
| Contact Point | Carbide tipped, 4-48 UNF thread |
| Weight | 205 g |
- Back Plunger Design – Allows flexible and secure mounting in tight or hard-to-reach spaces.
- One Revolution Dial – Displays the entire 0.008-inch range in a single turn for fast, easy reading.
- High Precision – 0.0001-inch graduation ensures extremely fine, accurate measurements.
- ANSI/AGD Compliant – Built to meet industry standards for consistent performance and reliability.
- Series 2 Build – Larger body enhances readability and handling during use.
- Durable Construction – Shockproof and built for long-lasting performance in demanding environments.
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