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Yanmar

YANMAR - N21- KEY - 40000-014040

The KEY is a precision-machined mechanical locking component used in YANMAR marine diesel engines to securely connect rotating parts such as shafts, gears, couplings, and hubs. It ensures positive torque transmission while preventing relative movement between mating components. Designed for high-strength applications, the key provides reliable performance in demanding marine and industrial environments.

YANMAR - N21 - KEY - 40000-014040
Home Engine Parts Other Ship Machineries YANMAR - N21 - KEY - 40000-014040
Brand
Yanmar
Category
Engine Parts
Subcategory
Other Ship Machineries
Part Number
40000-014040

Description

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

PART NAME : KEY
PART NUMBER : 40000-014040

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 N18, N21, M200, M220, Z280, N260, N280, N330, HAL, EY18, EY22, EY26, and EY17.

The KEY is manufactured from high-strength alloy steel and precision-machined to ensure accurate fitment and dependable torque transmission in YANMAR N21, 6N21, and 8N21 diesel engines. It is designed to lock rotating components to shafts, preventing slippage while maintaining precise alignment during operation. The component is engineered to withstand high torque loads, vibration, shock loads, and continuous operating stresses commonly encountered in marine propulsion and diesel generator applications. Its robust construction contributes to efficient power transmission, enhanced reliability, and extended service life of engine-driven assemblies.

Technical Specifications

  • MAKE : YANMAR
  • TYPE : N21 / 6N21 / 8N21
  • PART NAME : KEY
  • PART NUMBER : 40000-014040
  • CATEGORY : Mechanical
  • APPLICATION : YANMAR N21 / 6N21 / 8N21 DIESEL ENGINE
  • FUNCTION : Secures rotating components to shafts and transmits torque without slippage
  • 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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