Technical Data:
Series: 148
Product type: Micrometer Head, Locking-screw Type
Feature: Enhanced spindle clamping force by locking screw
Application: Positioning equipment or instruments constantly exposed to vibration
Locking-screw position: Same as sleeve index line
Graduation features: Standard
Measuring face material: Alloy tool steel
Measuring-face hardness: 60 HRC or more
Measuring face: Lapped
Finish: Satin-chrome plated
Measuring range: 0 - 0.5 in
Graduation: 0.001 in
Stem diameter: 0.375 in
Stem: With clamp nut
Spindle end: Flat
Accuracy: +/-0.0001 in

Dimensions:
Configuration: Stem locknut, 9.5 mm / 0.375 in stem class
Representative drawing model: 148-151-10
Spindle Dia.=5 mm
Stem Dia.=9.5 mm, tolerance 0/-0.009 mm
Locknut outside/reference Dia.=14 mm
Locknut thread=M9.5x0.5
Locknut reference dimension=4 mm
Body Dia.=13 mm
Locking-screw Dia.=7 mm
Locking-screw reference height=4.6 mm
Reference dimensions=9.5 mm; 27 mm; 30 mm; 35 mm; 40 mm; 40.1 mm; 45 mm
Retracted reference dimensions=14 mm; 12 mm; 53.1 mm
Rear/reference detail=3.5 mm
Fixture thickness=6 mm
Mass of representative model=43 g
Parenthetical dimensions apply with spindle fully retracted