Inside Micrometers
• This is an analog version of the SERIES 345 caliper type micrometer for inside measurement. • Carbide-tipped measuring faces. • Equipped with a constant measuring-force device. Inside Micrometers SERIES 145 — Caliper Type
• An optional reference gage, such as Gage Block Accessory Set, CERA Inside Micro Checker or a setting ring, is required for accurately setting the micrometer before measuring (refer to pages E-14 to C-30, and C-53 for details).
Optional Accessories
C
Cap ( 300401 )
Holder ( 300400 )
Note 1: This instrument requires the cap and the holder for mounting on a micrometer stand.
145-185
SPECIFICATIONS
Inch
Accuracy (in) ±0.00025
Order No.
Range (in)
Graduation (in)
Jaw Mass (g)
145-193 145-194
0.2 - 1.2
Pin
130 140
0.001
1 - 2
±0.0003
Anvil
Metric
Order No.
Range (mm) Graduation (mm)
Accuracy (µm)
Jaw Mass (g)
±5 ±6
145-185 145-186
5 - 30 25 - 50
Pin
130 140
0.01
Anvil
Note: The minimum pitch circle measurement is ø5 mm with pin type ( 145-185 , 145-193 ).
DIMENSIONS
Unit: mm
R2.2 R2.2
9.3
9.3
5 ø2 ø2
9.3 145-194, 145-186 (Anvil Jaw Type)
145-193, 145-185 (Pin Jaw Type)
R12
Need Repair?
C-27
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