
| Specification | Details |
|---|---|
| Brand | INSIZE |
| Model | 3231-50A |
| Product Type | Non-Magnetic Outside Micrometer |
| Measuring Range | 25–50 mm / 1–2" |
| Graduation | 0.01 mm |
| Accuracy | ±4 µm |
| Measuring Faces | Non-Magnetic Carbide |
| Thimble Type | Ratchet Stop |
| Display | Analogue / Mechanical |
| Measurement Type | Outside Measurement |
The INSIZE 3231-50A Non-Magnetic Outside Micrometer is a precision mechanical measuring instrument designed for accurate outside measurement of suitable components in the 25–50 mm / 1–2 inch range. It is designed for applications involving magnetic materials and features non-magnetic carbide measuring faces to help avoid unwanted magnetic interaction during measurement. With 0.01 mm graduation and ±4 µm accuracy, the 3231-50A provides reliable dimensional measurement for machining, manufacturing, inspection, and quality-control applications. Its integrated ratchet stop helps maintain controlled measuring force and supports consistent, repeatable readings.
Key Features
1. Non-Magnetic Design
The 3231-50A is designed for measuring suitable magnetic materials where non-magnetic measuring components are required. Its specialized construction makes it suitable for precision measurement applications involving magnetic workpieces.
2. 25–50mm Measuring Range
The micrometer provides a 25–50 mm / 1–2 inch measuring range, making it suitable for measuring shafts, pins, cylindrical components, thicknesses, and other external dimensions within its capacity.
3. 0.01mm Graduation & ±4µm Accuracy
The 0.01 mm graduation allows clear mechanical measurement readings, while the specified ±4 µm accuracy supports precision dimensional inspection and quality-control applications.
4. Non-Magnetic Carbide Measuring Faces
The micrometer features non-magnetic carbide measuring faces, providing durable contact surfaces for repeated measurement operations while making the instrument suitable for applications involving magnetic materials.
5. Ratchet Stop for Consistent Measurement
The ratchet stop helps control the measuring force applied to the workpiece, supporting consistent measurement technique and repeatable readings during repeated inspection tasks.
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