4T-5173 139.75 mm Bore Seal

Cat® Plastic Molded Rubber Seal for Hydraulic Cylinders

SKU: 4T-5173 Category:

Description

A two-piece seal consisting of a piston ring and an expander, used to prevent oil from flowing between the rod end and the cover end of the cylinder. The piston seal ring is usually made of Teflon, and nylon material can be selected when the pressure is greater than 3000 psi (20670 kPa). Expanders of various shapes are made of nitrile rubber.

Specifications

Hole Diameter139.70 mm (5.50 in)
Groove Diameter – B (+/- 0.003 in)4.73 in
Groove Width – A (+/- 0.0508 mm)15.98 mm
Groove Diameter – B (+/- 0.0762 mm)120.02 mm
Groove Width – A (+/- 0.002 in)0.63 in
Seal ShapeType 3

Compatible Equipment

  • Track Loaders: 990K, 834H, 953
  • Compactors: 824K, 834K
  • Wheel Loaders: 992K

Additional information

Machine Model

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Equipment Type

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Part Source

Genuine OEM