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Yanmar

YANMAR - N21 -O RING - 24311-000490

The O RING is a precision sealing component used in YANMAR marine diesel engines to prevent leakage of oil, fuel, or coolant between mating parts. It ensures tight sealing under pressure and maintains system efficiency during continuous engine operation.
Designed for high elasticity and reliable compression recovery.
Provides consistent sealing performance in vibration and thermal cycling conditions.
Suitable for marine and industrial diesel engine applications.

YANMAR - N21 - O RING - 24311-000490
Home Engine Parts Gasket YANMAR - N21 - O RING - 24311-000490
Brand
Yanmar
Category
Engine Parts
Subcategory
Gasket
Part Number
24311-000490

Description

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

PART NAME : O RING
PART NUMBER : 24311-000490

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.

The O RING is manufactured from high-quality elastomer material designed to deliver excellent resistance against oil, fuel, heat, and pressure variations in marine diesel engine systems. It is widely used in static sealing applications where reliable leak prevention is critical for safe engine operation. The component ensures effective sealing between engine housings, pipe joints, and fluid passages, maintaining system integrity under demanding marine and industrial conditions. Its superior elasticity and durability provide long service life even under continuous vibration, high temperatures, and pressure fluctuations.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : O RING
  • PART NUMBER : 24311-000490
  • CATEGORY : Sealing
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Prevents leakage of oil, fuel, or coolant by sealing mating surfaces
  • CONDITION : NEW / GENUINE / 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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