Skip to content

Trusted to Deliver Better

Thermostat - UltraStat Thermostat with Housing

5860-203

UltraStat Tstat Assy

Available to Order

UltraStat™ Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT™ Valve technology minimizes thermal shock to cooling system components.

Features:

  • Exclusive BLVT™ Valve Technology minimizes thermal shock to cooling system components
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX™ wax mixture provides quicker reaction time
  • AccuSpring™ Design for stable temperature control and increased cabin comfort

Specifications:

  • Gasket or Seal Pre-Installed: Yes
  • Prop 65: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
  • Seal Quantity: 2
  • Color: Silver
  • Gasket Or Seal Included: Yes
  • Gasket Type: O-Ring
  • Includes Sensor: No
  • Valve Type: Disk
  • Inside Diameter: 1.23 in
  • Inside Diameter: 31.24 mm
  • Gasket Or Seal Required: Yes
  • Mounting Hole Quantity: 2
  • Flange Thickness: 0.34 in
  • Flange Thickness: 8.64 mm
  • Gasket Or Seal Material: Rubber
  • Mounting Hardware Included: Yes
  • Grade Type: Standard Replacement
  • Material: Aluminum, Copper, Stainless Steel
  • Bolt Hole Center To Bolt Hole Center: 2.72 in
  • Bolt Hole Center To Bolt Hole Center: 69.09 mm
  • Includes Jiggle Pin Check Valve: Yes
  • Bleeder Hole: Yes
  • Outlet Port Outside Diameter: 1.38 in
  • Outlet Port Outside Diameter: 35.05 mm
  • Flange Width: 2.39 in
  • Flange Width: 60.71 mm
  • Start to Open Temperature: 203.0 Deg. F
  • Start to Open Temperature: 95.00 Deg. C
  • Flange Length: 2.94 in
  • Flange Length: 74.68 mm
  • Actuator Type: Mechanical
  • Outlet Port Quantity: 1

Interchanges:

  • Advance 5860-203
  • Cartek 5860-203
  • MotoRad 5860-203
  • NAPA PM203-0685
  • NAPA PM203-0685
  • OReilly MU55023

Applications:

Need help finding the right product?

Our dedicated team is here to steer you in the right direction. Click below and let us know how we can assist you in finding the ideal product for your need. Your journey to experiencing BETTER starts here. 

Looking for custom development?

We’re not just about products; we’re about crafting tailored solutions that match your needs. Are you ready to bring your new project to life? Click below, and let’s embark on the journey of custom product development together.