Atlas Copco 8431 0367 81 | ErgoPulse Inline shut-off Pnuematic Nutrunner, 7-14 ft lb

8431 0367 81
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Technical Specifications
Min Torque - Ft Lbs7
Max Torque - Ft Lbs14
Max Torque - In Lbs247.8
Min Torque - Nm20
Max Torque - Nm28
Clutch TypeAuto Shut Off
Free Speed - rpm5300
Length - mm295
Stock CodeC


Atlas Copco 8431 0367 81

Ergopulse Inline Shut-Off Pnuematic Nutrunner, 7-14 Ft Lb

The fastest, lightest and most powerful hydraulic shut-off pulse tool in the ErgoPulse range. In ErgoPulse shut-off tools the air supply is shut off as soon as the pre-set torque has been reached, minimizing operator influence. The result is increased accuracy and faster tightening.

  • TRIM valve – A patented adjustable valve at the air outlet is used to maximize tool accuracy on one type of joint, which could be hard, medium or soft. High reliability.
  • Consistent torque over time, low meanshift.
  • High level of durability.
  • High speed, short cycle times.
  • One-handed operation.
  • High power-to-weight ratio.
  • No springs to wear out.
  • No wear on key parts.
  • High precision components.
  • No reaction forces.
  • Light, well-balanced tools.
  • Low noise levels.
  • Lubrication free.

(a) To be used as a guide only, final torque depends on type of joint, accessories used and air pressure.
(b) Female hexagon drive. Quick change chuck.
(c) Torque is adjusted by regulating the air pressure.

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