• Measures hub thickness and shoulders inside a bore.
  • Measuring faces: Carbide
  • Equipped with Ratchet Stop for constant measuring force.

SPECIFICATIONS

Metric

Order No. Range Graduation Accuracy
147-301 0 – 25mm

 

0.01mm

 

±2µm

147-302 25 – 50mm
147-303 50 – 75mm
147-304 75 – 100mm ±3µm

Inch

Order No. Range Graduation Accuracy
147-351 0 – 1″

 

.001″

 

±.0001″

147-352 1″ – 2″
147-353 2″ – 3″
147-354 3″ – 4″ ±.00015″

DIMENSIONS

Technical data
Flatness: 0.6μm/.000024”
Parallelism: (2+R/100)μm, R = max. range (mm)
[.00008”+.00004’(R/4)]” R = max. range (mm)
*fraction rounded up
Standard accessories: Reference bar, 1 pc
(except for measuring range 0-25mm (0-1″) models)
Spanner (301336), 1 pc