Micrometer Head
Micrometer Heads SERIES 148 — Small/Ultra-small Type • Miniature and light-weight micrometer heads for easier incorporation into machines, jigs and fixtures.
SPECIFICATIONS Inch Order No. Range (in)
B
Stem dia. (in)
Stem Plain
Spindle end
Type
Accuracy (in)
148-217 148-218
0 - 0.2
0.156
Spherical (SR1.5)
W/clamp nut
148-202-10 148-204-10 148-206-10 148-208-10 148-210-10 148-212-10 Metric Order No. 148-201-10 148-203-10 148-205-10 148-207-10 148-209-10 148-211-10 148-215 148-216
Plain
Flat
Standard
W/clamp nut
±0.00025
Plain
0 - 0.25
0.25
Spherical (SR3)
W/clamp nut
Shown actual size
Plain
Flat
Reverse reading
W/clamp nut
Stem Plain
Spindle end
Type
Accuracy (µm)
Range (mm) Stem dia. (mm)
0 - 5
3.5
Spherical (SR1.5)
W/clamp nut
Plain
Flat
Standard
W/clamp nut
±5
Plain
0 - 6.5
6
Spherical (SR3)
W/clamp nut
Plain
Flat
Reverse reading
W/clamp nut • Graduation: 0.02 mm ( 148-215 , 148-216 ), 0.01 mm or 0.001 in • Measuring face: Material/Alloy tool steel, Hardness/60 HRC or more, Lapped • Satin-chrome plated
DIMENSIONS
Plain Stem
Unit: mm
Plain stem
Plain stem
Spherical face
ø3.5 0
-0.010
Spherical face 148-205-10
0
5
(6.5)
20.5
SR3
*
(25.5)
11.5
148-215 Mass: 4 g
Plain stem
Plain stem
Set screw
0 -0.008
ø6
Reverse reading 148-209-10
10
40
0
0 10
40
6
*
(8.5)
21.9
* Other dimensions are the same as 148-201-10 . ( ): with spindle fully retracted.
15
(28.4)
148-201-10 Mass: 10 g
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