Thermostat Seal

Thermostat Seal

  • Military Part Number: 186780
  • Military Description:


  • National Stock Number (NSN): 5330-00-864-5422, 5330008645422
  • Federal Supply Class (FSC): 5330 (Packing and Gasket Materials)
  • National Item Identification Number (NIIN): 008645422
  • Federal Stock Number (FSN): 5330-864-5422, 53308645422
  • Alternate Numbers: 18670, 5306-00-864-5422

Thermostat Seal for Cummins Engine. Used on M809, M939 and M915 Series Military Vehicles and other equipment equipped with 855 Cummins Diesel Engines. 

This item fits the following series and models of equipment:


MEP029A Engine SN above 10605201 Model VTA 1710-G , MEP029A Serial No. FZ0020 and FZ09100 thru FZ09150 , MEP029A Serial Numbers below 10605201 , MEP029A Serial Numbers FZ0001 thru FZ0019 , MEP029A Serial Numbers FZ0001 thru FZ0064 , MEP029B Engine Model VTA 28-G-1 , MEP029B Serial Numbers FZ09100 thru FZ09150

Part Diagram(s) for all related series equipment

Part Diagram(s)