25mm Inset Micrometer, Parallel Measuring Faces, 0.5mm Spindle Pitch, DIN 863 - Metav IndustryLine

Take advantage of a compact 0–25 mm measuring range, plan‑parallel measuring faces and a fine 0.5 mm spindle pitch for reliable inset measurements in tight assemblies; order the M303.131 directly via Metav Werkzeuge or ask our consultants if needed.

M303.131 inset micrometer — 0–25 mm range, plan‑parallel faces

The M303.131 is an inset micrometer designed for precise small‑range measurements in assembly and inspection tasks, suitable where space is limited and repeatable readings are required

• Compact 0–25 mm measuring range
• Plan‑parallel measuring faces for stability
• 0.01 mm analogue graduation for fine reads
• Conforms to DIN 863 for traceable practice

Precision tailored for miniature workpieces

The micrometer is part of the micro measurement class, covering a 0–25 mm range that is ideal for fine mechanical and watchmaking tasks where short, rigid jaws reduce twist and increase repeatability. The combination of plan‑parallel measuring faces and an analogue readout with 0.01 mm divisions provides a straightforward, reliable basis for quality checks. Compliance with DIN 863 ensures that the instrument meets established workshop standards, delivering measurable conformity for routine inspection tasks while keeping the measuring chain simple and verifiable.

Stable mechanics for consistent repeatability

A matt‑chrome‑plated drum and a substantial spindle diameter contribute to stable handling and reduced operator‑induced error. The matt chrome drum resists glare while offering a tactile surface for controlled adjustments; the spindle dimension and build quality support reproducible contact pressure and consistent readings. At roughly 0.1 kg, the device is light enough for handheld use yet rigid enough to preserve alignment during short measurement cycles, helping to reduce rework and accelerate throughput in small‑part production.

Clear integration and how the spindle specification helps

The spindle pitch of 0.5 mm means each full revolution advances the spindle by half a millimetre; combined with the 0.01 mm graduation this yields fifty readable increments per turn, enabling fine positioning without the need for electronic aids. As an inset instrument, the micrometer is designed for flush mounting into fixtures or test rigs, simplifying installation into comparative gauges or automated probes. The plain mechanical principle avoids dependence on batteries or interfaces, making the tool low‑maintenance and predictable in long‑term shop use.

Practical benefits for the workshop environment

Designed for demanding everyday use, the instrument balances compactness and metrological integrity. The short measuring range and robust faces suit repetitive checks on small features, calibration artefacts and precision fittings. For teams seeking an entry to high‑quality hand metrology, this micrometer delivers reproducible results with minimal training required. The analogue format also makes immediate assessment simple during setup or first‑article inspection, speeding decision‑making on the shop floor while maintaining technical rigour.

Choose Metav IndustryLine’s M303.131 for dependable inset measurement and contact Metav Werkzeuge in Emmerich for a tailored supply or technical clarification: info@metav-werkzeuge.com | +49 2822 7131930

Technical data

• Article number: M303.131
• GTIN: 4054469115719
• Weight: 0.1 kg

Facts

• Measuring range: 0–25 mm
• Reading: 0.01 mm
• Spindle pitch: 0.5 mm
• Standard: DIN 863

Special features

• Mounting type: inset micrometer
• Measuring faces: plan‑parallel
• Drum finish: matt chrome plated
• Analogue (mechanical) readout

FAQ

What measuring range does this inset micrometer cover?
The M303.131 inset micrometer covers a 0–25 mm range, making it suitable for micro‑class measurement tasks and compact assembly checks.

Is the M303.131 compliant with recognised standards?
Yes, the instrument is manufactured to DIN 863, which governs micrometer design and measurement practice for workshop use.

How fine is the resolution and what does it mean in practice?
The micrometer has a 0.01 mm analogue graduation; combined with the 0.5 mm spindle pitch, this provides fifty readable increments per spindle revolution for accurate manual setting and inspection.

Can the micrometer be mounted into fixtures or gauges?
The M303.131 is an inset design intended for flush mounting into fixtures or test rigs, enabling integration into comparative gauges and production test assemblies.

What materials and finishes are used on the measuring surfaces and drum?
The drum is matt chrome plated and the measuring faces are plan‑parallel, giving a stable contact geometry and a glare‑reducing, durable finish.

Metav IndustryLine: Manufacturer / Responsible: Metav Werkzeuge GmbH; Parkring 45; 46446 Emmerich; Germany; +49 2822 7131930; info@metav-werkzeuge.com