Technical Data:
Series: 150
Product type: Micrometer Head, Medium-sized Standard Type
Measuring range family: 1 in / 25 mm
Spindle pitch: 0.025 in / 0.5 mm
Measuring face: Carbide tip except long-spindle models, which use alloy tool steel
Hardness: 90 HRA or more for carbide tip; 60 HRC or more for long-spindle models
Measuring face: Lapped
Finish: Satin-chrome plated
Measuring range: 0 - 1 in
Graduation: 0.001 in
Accuracy: +/-0.0001 in
Stem diameter: 0.375 in
Stem: With clamp nut
Spindle end: Flat (carbide tip)
Special features: Standard
Spindle lock: Yes
Made-to-order model: No

Dimensions:
Configuration: Stem locknut with spindle lock
Spindle Dia.=6.35 mm
Stem Dia.=10 mm, tolerance 0/-0.009 mm
Locknut outside Dia.=14 mm
Locknut thread=M9.5x0.5
Spindle-lock Dia.=20 mm
Body Dia.=18 mm
Reference dimensions=4 mm; 15 mm; 42 mm; 78.5 mm
Retracted reference dimensions=17 mm and 103.5 mm
Fixture thickness=11.5 mm
Ratchet
Mass=115 g
Parenthetical dimensions apply with spindle fully retracted