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YANMAR - N21 -RETAINER SPRING - 151673-51180

Retainer spring is a precision-engineered fuel system component designed to secure and maintain the correct position of internal injection pump parts during operation. It provides consistent spring force, ensuring stable component movement and reliable fuel injection performance.

It is used in YANMAR N21, 6N21, and 8N21 marine diesel engines, supporting efficient fuel system operation in marine, industrial, and power generation applications.

YANMAR - N21 - RETAINER SPRING - 151673-51180
Home Engine Parts Other Ship Machineries YANMAR - N21 - RETAINER SPRING - 151673-51180
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
151673-51180

Description

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

PART NAME : RETAINER SPRING

PART NUMBER : 151673-51180

OTHER SPARES : CYLINDER HEAD, CYLINDER COVER, CYLINDER LINER, PISTON, PISTON RING, CONNECTING ROD, CRANKSHAFT, FUEL PUMP, FUEL INJECTOR, NOZZLE HOLDER, DELIVERY VALVE, PLUNGER, BARREL, EXHAUST VALVE, INLET VALVE, TURBOCHARGER, CAMSHAFT, MAIN BEARING, CONROD BEARING, WATER PUMP, LUBE OIL PUMP, AIR STARTER, GASKET KIT, O-RING, MECHANICAL SEAL, SEAL RING AND OTHER ENGINE SPARE PARTS.

ENGINEX MARINE is a trusted supplier of YANMAR marine diesel engine spare parts covering models such as N18, N21, 6N21, 8N21, M200, M220, Z280, N260, N280, N330, HAL, EY18, EY22, EY26, and EY17. This retainer spring is manufactured from high-quality spring steel to provide consistent tension and reliable retention of critical fuel injection pump components. Designed to withstand continuous cyclic loading, vibration, and demanding operating conditions, it helps maintain accurate fuel metering and injection system stability. The component contributes to dependable engine performance, fuel efficiency, and long service life in marine propulsion engines, auxiliary engines, and power generation units.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : RETAINER SPRING
  • PART NUMBER : 151673-51180
  • CATEGORY : Fuel Injection Pump Component
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Retains and maintains the correct position of fuel injection pump components during operation
  • 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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