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Yanmar

YANMAR - N21 -SQUARE RING - 146673-51800

The SQUARE RING (Part No. 146673-51800) is a specialized sealing component used in YANMAR N21 marine diesel engines. Designed with a square cross-section, it provides superior sealing performance against fluid and pressure leakage, ensuring reliable operation of critical engine systems. This component is suitable for YANMAR N21, 6N21, and 8N21 marine diesel engines.

YANMAR - N21 - SQUARE RING - 146673-51800
Home Engine Parts Other Ship Machineries YANMAR - N21 - SQUARE RING - 146673-51800
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
146673-51800

Description

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

PART NAME : SQUARE RING
PART NUMBER : 146673-51800

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 SQUARE RING is manufactured from high-quality elastomer, nitrile rubber (NBR), fluorocarbon (FKM/Viton), or other advanced sealing materials selected for resistance to oil, fuel, heat, pressure, and chemical exposure. Operating under demanding marine engine conditions involving vibration, temperature fluctuations, and fluid pressure, it provides a reliable seal between mating components. Its durable construction helps prevent leakage, maintain system efficiency, and improve the operational reliability of YANMAR N21, 6N21, and 8N21 marine diesel engines.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : SQUARE RING
  • PART NUMBER : 146673-51800
  • CATEGORY : SEALING COMPONENT
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Provides a pressure-tight seal to prevent leakage of oil, fuel, coolant, or other operating fluids
  • MATERIAL : NBR / FKM (VITON) / HIGH-PERFORMANCE ELASTOMER
  • 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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