
| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3533-25A |
| Product Type | Digital Spline Micrometer |
| Type | A |
| Measuring Range | 0–25 mm / 0–1" |
| Resolution | 0.001 mm / 0.00005" |
| Accuracy | ±4 µm |
| Measuring Contacts | 5 × Ø2 mm |
| Display | Digital |
| Measuring Faces | Carbide |
The INSIZE 3533-25A Digital Spline Micrometer is a precision digital measuring instrument designed for accurate measurement of splined shafts, slots, keyways, and other specialized external features. The Type A configuration uses 5 × Ø2 mm measuring contacts, providing a suitable contact arrangement for spline and groove measurement applications. It offers a 0–25 mm / 0–1" measuring range, 0.001 mm / 0.00005" resolution, and ±4 µm accuracy. The micrometer features a digital display, ratchet stop, carbide measuring faces, IP-rated dust/water protection, automatic power-off, and data-output functionality.
Key Features
1. Specialized Spline & Groove Measurement
The 3533-25A is designed to measure splined shafts, slots, and keyways, making it suitable for applications where a conventional outside micrometer may not provide the required measuring contact geometry.
2. 0–25mm Measuring Range
The micrometer provides a 0–25 mm / 0–1" measuring range, making it suitable for smaller spline, slot, keyway, and related precision features.
3. 0.001mm High-Resolution Digital Measurement
With 0.001 mm / 0.00005" resolution, the 3533-25A provides highly detailed digital readings for precision inspection, machining, and quality-control applications.
4. Type A – 5 × Ø2mm Measuring Contacts
The Type A configuration uses 5 × Ø2 mm measuring contacts, providing a specialized contact arrangement for measuring suitable spline and groove profiles.
5. Digital Functions & Durable Construction
The micrometer includes data output, mm/inch selection, ABS/INC functions, automatic power-off, ratchet stop, and carbide measuring faces. It is also designed with dust/water protection for workshop use.
For more insights, contact us:
Email: sales@industrywaala.com
Contact Number: +91 7377 01 7377


