844Dk

Rapid Testing of Diameter, Roundness & Conicity of Bores

  • Measuring head has a hardened chromium plated cylinder guide and carbide tipped anvils
  • The carbide expanding pin transfers radial movement to indicating instrument
  • Constant measuring force as a result of built-in spring, eliminating user influence
  • Extensive modular system is composed of measuring head, holder, depth extension, right angle attachments and depth stops

Description

Order no. Nominal size mm Product type Nominal value of Nominal Diameter up to Measuring range Manufacturing tolerance Hysteresis fu (µm) Repeatability fw (µm)
4478200
3.991 – 8.000
844 Dk
3.991 mm
8 mm
0.1 mm
-0.02 / -0.04
0.4 µm
1 µm
4478201
8.001 – 16.000
844 Dk
8.001 mm
16 mm
0.15 mm
-0.02 / -0.04
0.4 µm
1 µm
4478202
16.001 – 25.000
844 Dk
16.001 mm
25 mm
0.2 mm
-0.02 / -0.05
0.4 µm
1 µm
4478204
25.001 – 32.000
844 Dk
25.001 mm
32 mm
0.2 mm
-0.02 / -0.05
0.4 µm
1 µm
4478205
32.001 – 44.000
844 Dk
32.001 mm
44 mm
0.2 mm
-0.02 / -0.06
0.4 µm
1 µm
4478206
44.001 – 50.000
844 Dk
44.001 mm
50 mm
0.2 mm
-0.03 / -0.06
0.4 µm
1 µm
4478207
50.001 – 60.000
844 Dk
50.001 mm
60 mm
0.2 mm
-0.03 / -0.06
0.4 µm
1 µm
4478208
60.001 – 70.000
844 Dk
60.001 mm
70 mm
0.2 mm
-0.03 / -0.06
0.4 µm
1 µm
4478209
70.001 – 80.000
844 Dk
70.001 mm
80 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478210
80.001 – 90.000
844 Dk
80.001 mm
90 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478211
90.001 – 100.000
844 Dk
90.001 mm
100 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478212
100.001 – 110.000
844 Dk
100.001 mm
110 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478213
110.001 – 120.000
844 Dk
110.001 mm
120 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478214
120.001 – 130.000
844 Dk
120.001 mm
130 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478215
130.001 – 140.000
844 Dk
130.001 mm
140 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478216
140.001 – 150.000
844 Dk
140.001 mm
150 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478217
150.001 – 160.000
844 Dk
150.001 mm
160 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478218
160.001 – 170.000
844 Dk
160.001 mm
170 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478219
170.001 – 180.000
844 Dk
170.001 mm
180 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478220
180.001 – 190.000
844 Dk
180.001 mm
190 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4478221
190.001 – 200.000
844 Dk
190.001 mm
200 mm
0.2 mm
-0.04 / -0.07
0.4 µm
1 µm
4480184
2.980 – 3.990
844 Dk
2.98 mm
3.99 mm
0.1 mm
-0.02 / -0.04
0.4 µm
1 µm

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