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Self-centring lathe chuck with base and hard top jaws, DIN 702-3, Type: 315/8

Article no.: 313140 315/8
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Product details

Technical Data

Standard DIN 702-3
Short taper arbor 8
Type 315
Clamping range with external hard top jaws 12 mm - 323 mm
Clamping range with internal hard top jaws 102 mm - 319 mm
Clamping stroke per jaw S 10.2 mm
External ⌀ A 322 mm
Aperture E 87 mm
Centring taper ⌀ B 139.719 mm
Number of studs 4
Size of studs M16
Chuck key square socket K 17 mm
Weight 60 kg
maximum speed 3,300 min-1
Colour code for accessories Röhm self-centring chucks and jaws
Type of product Self-centring chucks

Identification numbers & Classifications

Article number 313140 315/8
EAN / GTIN 4019208227931
Manufacturer number 437559

Description

Version:

  • Maximum concentricity and changeover accuracy.
  • With jaw retention, centrically clamping.
  • Large pass-through diameter.
  • Accuracy twice that specified by DIN 6386.
  • High clamping force with low force exertion.
  • Higher speeds thanks to safety blocking slide.
  • Jaws can quickly and easily be reversed or exchanged.
  • Outer contour with drop-off wedge for water.
  • Grease nipple for greasing all sliding faces.

Advantage:

Wherever extremely high clamping forces, high concentricity, and reliable continuous repeatability are required.

Application:

For spindle noses DIN 702-3. With studs and collar nuts. The chuck is always fitted to the spindle nose directly without an intermediate flange.

Material:

Entirely made of steel, fully surface-hardened.

Supplied with:

Includes: 1 set of jaws, 1 chuck key, 1 set fastening screws.

Note:

Bore E can be bored out: Size 160 to 45 mm, size 200 to 55 mm, size 250 to 75 mm, size 315 to 102 mm (at additional charge).

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