8 Fairfax St SE
NAPA Auto Parts Genuine Parts Company
8 Fairfax St SE
Leesburg,  VA  20175
(703) 777-2055
Reserve Online Participant
Store Hours
Mon-Fri:7:30 AM-7:00 PM
Sat:8:00 AM-5:00 PM
Sun:9:00 AM-5:00 PM
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Thermostat, Premium, 190 Deg F

Thermostat, Premium, 190 Deg F

Part #: THM PM1906245
Line: NAPA Thermostats

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Features & Benefits

Warranty: Standard : Limited Lifetime


Innovative thermostat line offering many features and benefits over the original equipment.  Heavy gauge stainless steel construction provides the most corrosion resistance of any thermostat on the market.

  • Proprietary valve design technology prevents thermal shock, while accurate spring load stabilizes temperature, thus increasing cabin comfort
  • Stainless steel thermal element for unmatched corrosion resistance
  • Heavier gauge components offer increased reliability and long-lasting durability
  • Proprietary 
  • valve design prevents thermal shock to cooling system components
  • Accurate spring load for stable temperature control and increased cabin comfort


Height from Flange 1.102 in.
Gasket Or Seal Included Yes
Manufacturer Part Number 5426-190
Sealing Flange Outside Diameter 2.28 in
VMRS Code 042006000
Flange Thickness 0.05 in
Start to Open Temperature 192 °F
Jiggle Pin Weep Hole Yes
Brand NAPA
Bypass Valve Material Rubber
Flange Diameter 2.272 in.
Jiggle Pin Included Yes
# of Seals 1
Jiggle Pin Yes

Safety Information

Vehicle Fitment Guide

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