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Isoflex Technologies Component

Gearbox Coupling IFC-6500-95

Isoflex IFC-6500-95 flexible coupling for 6-bolt gearbox flanges: 260 mm bolt circle, 330 mm OD, rated 8950 Nm heavy duty / 13400 Nm medium duty.

Description

The Isoflex IFC-6500-95 is a flexible gearbox coupling for 6-bolt gearbox output flanges. Isoflex couplings provide a sacrificial link designed to fail before gearbox damage occurs, allow controlled engine movement to isolate vibration and help alleviate thrust-induced driveline misalignment. Designed for marine use, they are also used in industrial drivelines.

Technical data

  • Gearbox flange bolt circle diameter: 260 mm (10 1/4 in)
  • Gearbox flange bolt size: 3/4" UNC
  • Gearbox flange index ring type: F (female)
  • Gearbox flange index ring diameter: 170 mm (6.69 in)
  • Coupling outside diameter: 330 mm (12.99 in)
  • Coupling inside diameter: 95 mm (3.74 in)
  • Coupling thickness: 45.0 mm (1 3/4 in)
  • Approx. weight incl. bolt set: 11 kg (24.3 lb)

Torque ratings

  • Heavy duty: 8950 Nm (6590 ft-lb)
  • Medium duty: 13400 Nm (9870 ft-lb)
  • Pleasure craft: use Medium Duty rating

Specifications

Feature Metric Imperial
Gearbox Flange Bolt Circle Diameter 260 10 1/4
Gearbox Flange Bolt Size 3/4" UNC 3/4" UNC
Gearbox Flange Index Ring Type F F
Gearbox Flange Index Ring Diameter 170 6.69
Isoflex Coupling Outside Diameter 330 12.99
Isoflex Coupling Inside Diameter 95 3.74
Isoflex Coupling Thickness 45.0 1 3/4
Heavy Duty 8950 6590
Medium Duty 13400 9870
Pleasure Craft Use Medium Use Medium
Approx Weight incl. Bolt Set 11 24.3

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