The Mitutoyo heavy-duty mid-sized standard micrometer head has a larger spindle diameter and can sustain the heavy-duty use of universal type mic heads.
Features & Benefits
The Mitutoyo heavier duty micrometer head has a large spindle diameter of 8mm constructed of hardened steel for precision adjustments and measurements with heavy-duty use. Its carbide-tipped spindle is exceptionally flat, accurate and durable.
- Available in Metric and Inch models
- A long spindle type is available for a variety of applications
- Spindle ranges available are: is 25mm / 1” and 50mm / 2”
- Mic head has a 21mm thimble diameter
- Spindle diameter is 8mm / .314”
- Mic head total length (at stroke end) is 5mm / 5.69”
- Mounting stem diameter is 12mm / .5”
- Spindle faces have lapped surfaces and are constructed of carbide. Available in spherical or flat types
- Thimble is hard-chrome plated with laser-etched scales for easy-to-read measurements
SERIES 151 Technical Data
| Technology: | Mechanical |
|---|---|
| Measuring Faces: | Flat (carbide tip) |
| Scale Surface: | Hard chrome plating |
Product List
| Order No.: | Product Image: | Units: | Range: | Accuracy: | Graduation: | Ratchet/Thimble: | Stem Diameter: | Stem: | Spindle pitch: | Spindle Lock: | Remarks: |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 151-211 | - | Metric | 0-25mm | ±2µm | 0.001mm | Ratchet Stop | 12mm | w/clamp nut | 0.5mm | Yes | w/vernier |
| 151-213 | - | Metric | 0-25mm | ±2µm | 0.01mm | Ratchet Stop | 12mm | w/clamp nut | 0.5mm | Yes | - |
| 151-214 | - | Metric | 0-25mm | ±2µm | 0.01mm | Ratchet Stop | 12mm | Plain | 0.5mm | Yes | - |
| 151-221 | - | Metric | 0-25mm | ±2µm | 0.001mm | Ratchet Stop | 12mm | w/clamp nut | 0.5mm | No | w/vernier |
| 151-222 | - | Metric | 0-25mm | ±2µm | 0.001mm | Ratchet Stop | 12mm | Plain | 0.5mm | No | w/vernier |
| 151-223 |  |
Metric | 0-25mm | ±2µm | 0.01mm | Ratchet Stop | 12mm | w/clamp nut | 0.5mm | No | - |
| 151-224 |  |
Metric | 0-25mm | ±2µm | 0.01mm | Ratchet Stop | 12mm | Plain | 0.5mm | No | - |
| 151-225 | - | Metric | 0-25mm | ±2µm | 0.01mm | Plain Thimble | 12mm | Plain | 0.5mm | Yes | - |
| 151-226 | - | Metric | 0-25mm | ±2µm | 0.01mm | Plain Thimble | 12mm | w/clamp nut | 0.5mm | Yes | - |
| 151-227 | - | Metric | 0-25mm | ±2µm | 0.01mm | Plain Thimble | 12mm | Plain | 0.5mm | No | - |
| 151-228 | - | Metric | 0-25mm | ±2µm | 0.01mm | Plain Thimble | 12mm | w/clamp nut | 0.5mm | No | - |
| 151-237 | - | Inch | 0-1" | ±0.0001" | 0.0001" | Ratchet Stop | 0.5" | w/clamp nut | 0.025" | No | w/vernier |
| 151-238 |  |
Inch | 0-1" | ±0.0001" | 0.0001" | Ratchet Stop | 0.5" | Plain | 0.025" | No | w/vernier |
| 151-239 | - | Inch | 0-1" | ±0.0001" | 0.0010" | Ratchet Stop | 0.5" | w/clamp nut | 0.025" | No | - |
| 151-240 | - | Inch | 0-1" | ±0.0001" | 0.0010" | Ratchet Stop | 0.5" | Plain | 0.025" | No | - |
| 151-241 | - | Inch | 0-1" | ±0.0001" | 0.0010" | Plain Thimble | 0.5" | Plain | 0.025" | Yes | - |
| 151-242 | - | Inch | 0-1" | ±0.0001" | 0.0010" | Plain Thimble | 0.5" | w/clamp nut | 0.025" | Yes | - |
| 151-243 | - | Inch | 0-1" | ±0.0001" | 0.0001" | Ratchet Stop | 0.5" | Plain | 0.025" | Yes | w/vernier |
| 151-244 | - | Inch | 0-1" | ±0.0001" | 0.0001" | Ratchet Stop | 0.5" | w/clamp nut | 0.025" | Yes | w/vernier |
| 151-255 |  |
Metric | 0-50mm | ±4µm | 0.01mm | Ratchet Stop | 12mm | w/clamp nut | 0.5mm | No | - |
| 151-256 |  |
Metric | 0-50mm | ±4µm | 0.01mm | Ratchet Stop | 12mm | Plain | 0.5mm | No | - |
| 151-259 | - | Metric | 0-50mm | ±4µm | 0.01mm | Plain Thimble | 12mm | w/clamp nut | 0.5mm | No | - |
| 151-260 | - | Metric | 0-50mm | ±4µm | 0.01mm | Plain Thimble | 12mm | Plain | 0.5mm | No | - |
| 151-271 |  |
Inch | 0-2" | ±0.0002" | 0.0010" | Ratchet Stop | 0.5" | w/clamp nut | 0.025" | No | - |
| 151-272 | - | Inch | 0-2" | ±0.0002" | 0.0010" | Ratchet Stop | 0.5" | Plain | 0.025" | No | - |