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ATORN

ATORN collet chuck SK50 (ISO 7388-1) ER40 (2-26 mm) A=80 mm

Brand: ATORN

DIN: 69871-1

Art.-no. ZA23296557

Manufacturer article no. 22660555

EAN 4050293709704

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Application

For clamping tools with straight shank in ER collet chucks in accordance with DIN 6499.

Execution

  • Alloyed case-hardening steel, core tensile strength at least 950 N/mm²
  • Internal coolant supply
  • Case-hardened HRc 60 ± 2 (HV 700 ± 50), hardness depth 0.8 mm ± 0.2 mm
  • Max. concentricity < 0.005 mm
  • Taper angle tolerance quality < AT3 in accordance with DIN 7187 and DIN 2080
  • All functional surfaces are machined
  • All ER16 collet chucks feature a hexagon nut
  • Required pull studs no. 23690 and collet chucks no. 23320

Notes

The previous standard DIN 69871-1 was superseded by ISO 7388-1.

Delivery

1x SK40 or SK50 ER collet chuck (ISO 7388-1); incl. clamping nut

Brand

ATORN

EAN

4050293709704

Manufacturer Part Number

22660555

Tool holding device

SK 50

Collet type

ER 40

Min./max. clamping range 2 (Spannbereich min./max.)

3-26 mm

Projecting length (A)

80 mm

Outer diameter (D)

63 mm

Clearance length to collar (L1)

61 mm

DIN

69871-1

Harmonized System Code

84661020

Gross Weight

3.500 kg

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