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YANMAR - N21- PISTON - 147673-22021

The PISTON is a critical reciprocating engine component used in YANMAR marine diesel engines to convert combustion energy into mechanical power. It operates within the cylinder liner, transmitting force to the connecting rod while ensuring efficient compression and combustion. Designed for heavy-duty marine applications, the piston provides high strength, durability, and reliable engine performance.

YANMAR - N21 - PISTON - 147673-22021
Home Engine Parts Pistons YANMAR - N21 - PISTON - 147673-22021
Brand
Yanmar
Category
Engine Parts
Subcategory
Pistons
Part Number
147673-22021

Description

MAKE : Yanmar
TYPE : N21 / 6N21 / 8N21

PART NAME : PISTON
PART NUMBER : 147673-22021

OTHER SPARES :
CYLINDER HEAD, CYLINDER LINER, 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 N18, N21, M200, M220, Z280, M260, N280, N330, HAL, EY18, EY22, EY26, and EY17.

The PISTON is manufactured from high-strength aluminum alloy or heat-resistant forged material (depending on engine specification) to withstand extreme combustion pressures and temperatures. It is precision-machined to ensure proper fitment within the cylinder liner and smooth reciprocating motion. The piston plays a vital role in compressing air, receiving combustion force, and transferring energy to the connecting rod for crankshaft rotation. Engineered for durability under continuous load, vibration, and thermal stress, it ensures efficient combustion, reduced wear, and long service life. This component is suitable for YANMAR N21, 6N21, and 8N21 marine propulsion engines and diesel generator sets operating in demanding marine environments

Technical Specifications

  • MAKE : Yanmar
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : PISTON
  • PART NUMBER : 147673-22021
  • CATEGORY : Engine Core Component
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Converts combustion pressure into mechanical motion to drive the crankshaft
  • 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-EN

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