Четири-челюстен патронникЧетири-челюстен патронник

scheme of chucks with independent jaw movement

Test certificate of accuracy

Test certificate of accuracy for Yuan G4 chucks

Test certificate of accuracy for Yuan G3 chucks

Test certificate of accuracy for Yuan G2 chucks

Test certificate of accuracy for Yuan G1 chucks

4-Jaw Chuck

78.00521.00w/o VAT

  • with independent jaw movement
  • 9 types

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Technical Specifications

Catalogue № Diameter, mm
К72 80 80
К72 100 100
К72 125 125
К72 160 160
К72 200 200
К72 250 250
К72 315 315
К72 400 400
К72 500 500

Accession Dimensions

схема на патронници с независимо преместване на челюстите

scheme of chucks with independent jaw movement

D D1 D2 D3 h d Z
80 55 66 22 3.5 M6 4
100 72 84 25 3.5 M8 4
125 95 108 30 4.5 M8 4
160 65 95 45 5 M10 4
200 75 95 56 6 M10 4
250 110 130 75 6 M12 4
315 140 165 95 6 M16 4
400 160 185 125 8 M16 4
500 200 236 160 8 M20 4

Test certificate of accuracy

G0 Radial whipping on the outside diameter and axial whipping on the surface of the flange and the adapter 80-630 a 0.005
80-630 b 0.005
G1 Radial whipping on the outside diameter and the end of the chuck a b
≤160 0.040 0.040
200-250 0.055 0.060
315-400 0.070 0.075
500-630 0.085 0.100
G2 Diametral whipping of a test workpiece fastened to the chuck jaws L a
≤160 50 0.080
200 0.100
250 75
315-400 0.125
500-630 100 0.160
G3 Whipping of a test ring fastened inside the chuck a b
≤160 0.075 0.040
200-250 0.050
315-400 0.100 0.060
500-630 0.125 0.080
L1=12
G4 Whipping of a test ring fastened outside the chuck a b
≤160 0.075 0.040
200-250 0.050
315-400 0.100 0.060
500-630 0.125 0.080
L1=12