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YANMAR - N21- THERMOSTAT - 146673-48231

The Thermostat is a vital temperature regulation component used in YANMAR N21 / 6N21 / 8N21 marine diesel engines. It controls engine coolant flow based on operating temperature to maintain optimal thermal balance.

It ensures the engine reaches ideal working temperature quickly and prevents overheating during continuous marine operations.

YANMAR - N21 - THERMOSTAT - 146673-48231
Home Engine Parts Other Ship Machineries YANMAR - N21 - THERMOSTAT - 146673-48231
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
146673-48231

Description

MAKE : YANMAR
TYPE : N21 / 6N21 / 8N21

PART NAME : THERMOSTAT
PART NUMBER : 146673-48231

OTHER SPARES :
CYLINDER HEAD, CYLINDER LINER, PISTON, PISTON RING, CONNECTING ROD, CRANKSHAFT, MAIN BEARING, CAMSHAFT, CAMSHAFT GEAR, ROCKER ARM, EXHAUST VALVE, INLET VALVE, FUEL INJECTION PUMP, FUEL INJECTOR, GOVERNOR PARTS, LUBE OIL PUMP, WATER PUMP, AIR COOLER, TURBOCHARGER, GASKET KIT, OVERHAUL KIT, O-RING, SEAL RING, BUSH, BEARING, FASTENERS AND OTHER ENGINE COMPONENTS.

ENGINEX MARINE is a well-known supplier of YANMAR marine diesel engine spare parts, covering models such as NY16, N18, N21, M200, M220, T220, T240, T260, N165, S165, S185 , Z280, N260, N280, N330, HAL, EY18, EY22, EY26, and EY17.**

The thermostat is typically manufactured from a combination of stainless steel, copper alloy, and heat-sensitive wax elements designed for precise thermal response. It operates under fluctuating coolant temperatures, engine vibration, and high-pressure marine cooling systems. Its accurate regulation improves combustion efficiency, reduces engine wear, and ensures stable performance in long-duration marine diesel engine applications.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : THERMOSTAT
  • PART NUMBER : 146673-48231
  • CATEGORY : ENGINE COOLING SYSTEM COMPONENT
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Regulates engine coolant flow to maintain optimal operating temperature
  • MATERIAL : Stainless steel / Brass / Wax pellet element
  • CONDITION : GENUINE / NEW / RECONDITIONED
  • INDUSTRY : MARINE, INDUSTRIAL AND POWER GENERATION

Engine Compatibility

N21 8N21L-SV 8N21L-EV 8N21L-GV 8N21L-DV 8N21AL-SV 8N21AL-GV 8N21AL-EV 8N21AL-DV 8N21L-DN 8N21L-UN 8N21L-SN 8N21L-EN 8N21AL-DN 8N21AL-UN 8N21AL-SN 8N21AL-EN 6N21L-SV 6N21L-EV 6N21L-GV 6N21L-DV 6N21AL-SV 6N21AL-GV 6N21AL-EV 6N21AL-DV 6N21L-DN 6N21L-UN 6N21L-SN 6N21L-EN 6N21AL-DN 6N21AL-UN 6N21AL-SN 6N21AL-EN8N21L-SV 6N21AL-EN

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