The Mitutoyo Series 148 Micrometer Heads feature a locking-screw type design engineered for precision positioning and measurement integration into fixtures, machinery, and gauges. Available in multiple configurations featuring plain stems or stem locknuts, as well as flat or spherical (SR4) measuring faces.
- Stem Configurations: Available in Plain Stem and Stem Locknut variations.
- Spindle Face Options: Flat measuring face and Spherical surface (SR4) options available.
- Locking Mechanism: Equipped with an integrated locking screw for secure positioning.
- Design Variations:
- 148-316: Plain stem, flat face
- 148-317: Stem locknut, flat face (Fixture thickness: 6mm)
- 148-318: Plain stem, spherical surface (SR4)
- 148-319: Stem locknut, spherical surface (SR4) (Fixture thickness: 6mm)
Dimensional Specifications (Common to Series 148 Models)
- Stem Diameter: $\emptyset 9.5_{-0.009}^{0}$ mm
- Spindle Diameter: $\emptyset 6.35$ mm
- Locknut (for Stem Locknut models): M9.5x0.5
- Collar / Bushing Diameter: $\emptyset 14$ mm (Locknut models) / $\emptyset 7$ mm (Locking screw)
- Outer Sleeve Diameter: $\emptyset 15$ mm
