1.866.412.4880

ESP Reengineered PTO Layout + Shaft Seal Installation Support

Case Study: PTO Sub-Assembly

The Customer Pain

  • Complete PTO Sub-assembly Removal With Every Seal Replacement
  • Lack Of Seal Installation Training
    • Caused Issues On The Assembly Line
  • Lack Of Support From Seal Supplier

The ESP Solution

ESP Reengineered PTO Sub-assembly

ESP Engineering team comprehensively redesigned the PTO sub-assembly, introducing an independent cover design for the PTO seal and bearing. This innovative approach eliminated the need to completely remove the PTO sub-assembly every time a seal was replaced.

By working with ESP, the customer added seal experts as an extension to its engineering team.

The Impact

  • Service Cost Reduction
  • Engineered Seal Support

TSL Seal

Excluder lip for continuous resistance against the mud & water

Chaplets design to position the inner sleeve during installation & control the drag

Ribbed OD design for the ease of installation & removal

Internally grease lubricated to reduce drag & heat

Grinded surface for main sealing lip functioning

Rubber covered external surface for contaminant protection & rust resistance

HIGH CONTAMINANT CASSETTE SEAL

TSL9 - TSR

Recommended Applications

  • Heave Mud & Contamination Exposure
  • Rear Axle, 4WD Front Axle Hub

Field Performance

  • 300,000+ In The Field
  • Reduced Failure By 14%
  • 1.5x Life
  • 1,000 Hours In Wet Condition
  • No Need For Shaft Grinding

Market Pains

  • Failures < 500 Hours
  • High Torque/Drag Post Installation
  • Housing Damage During Installation Of Seal At Service Level

ESP Solutions

  • Updated Internal Profile With Axial Loading Lips For Better Contaminant Resistance
  • Chaplets Design To Accommodate Axial Load Post Installation
  • Ribbed Rubber