Wärtsilä (Sulzer) ·Engine

Wärtsilä Sulzer RT-flex58T-B

IACS minimum recommended spare parts for the Wärtsilä Sulzer RT-flex58T-B marine two-stroke low-speed crosshead diesel engine. Control system WECS-9500 / DENIS-9. Part number prefix: OF.

How to use this list: Part numbers match OEM service manuals. Use the request button below to ask about availability and pricing. Include the part number, quantity, and delivery port.
CYLINDER LINER & LUBRICATION 4
Part NumberDescription
OF 21355Lubricating quill, complete, with accumulator (12 per liner)
OF 21368Diaphragm for accumulator
OF 21390Gasket for lubricating quill
OF 21392O-Ring (lubricating quill)
CYLINDER COVER & VALVES (27) 14
Part NumberDescription
OF 27100Cylinder cover, complete, without valves
OF 27109Elastic stud for cyl. cover
OF 27110Nut for elastic stud
OF 27200Injection valve, complete (3 per cyl.)
OF 27242Nozzle body with needle
OF 27244Nozzle tip
OF 27250Small parts (1 spring, 1 tappet, 1 O-ring) for 1 valve
OF 27202Dowel pin for nozzle holder
OF 27280Starting air valve, complete
OF 27350Small parts (4 piston rings, 8 O-rings, 1 joint ring) for 1 valve
OF 27650Exhaust valve, complete, without valve drive (not GL)
OF 27500Exhaust valve, complete, with valve drive (GL only)
OF 27660Small parts to valve drive (set for 1 valve)
OF 27450Indicator valve, complete
OF 27400Relief valve, complete
CONNECTING ROD BEARINGS (33) 8
Part NumberDescription
OF 33120Upper bearing half for top end bearing, white metal lined
OF 33150Bearing shell, lower half, for top end bearing
OF 33100Bottom end bearing shell, upper half
OF 33101Bottom end bearing shell, lower half
OF 33065Elastic stud to bottom end bearing
OF 33066Nut for elastic stud (bottom end)
OF 33002Elastic stud to top end bearing
OF 33012Nut for elastic stud (top end)
PISTON (34) 5
Part NumberDescription
OF 34000Piston, complete (head, skirt, rod, screws — no rings)
OF 34420Piston rings
OF 34421Piston rings (lower set)
OF 34260O-rings, locking plates, tap washers (set for 1 piston)
OF 36145Articulated levers with bush and pin (set for 1 cyl.)
GLAND BOX / SCAVENGE / HYDRAULIC PIPING 10
Part NumberDescription
OF 23100Gland box piston rod, complete, casing in 2 parts
OF 64210Scavenge air receiver flap
OF 96350Cylinder lubricating pump elements incl. driving motor & gear
OF 84493Hydraulic piping to rail unit (flexible hose)
OF 84650Hydraulic pipe with housing and gasket (exhaust valve)
OF 84460Filter insert
OF 87580High pressure fuel pipe from accumulator, complete
OF 87395HP pipe to injection valve (one of each length)
OF 81390Expansion piece after exhaust valve (GL only)
OF 81400Expansion piece before turbocharger VTR 454 (GL only)
OF 81450Expansion piece before turbocharger VTR 564 (GL only)
CONTROL SYSTEM (WECS-9500 / DENIS-9) 22
Part NumberDescription
OF 96310Spare parts for engine control system DENIS-9
OF 96330Spare parts for alarm system DENIS-9
OF 96340Thermometers, pressure gauges (1 of each type)
OF 93600Electronic module MCM 700
OF 93601Electronic module ASM 10
OF 93602Electronic module CCM 10
OF 93603Electronic module VDM 10
OF 93604Electronic module CAN gateway
OF 93605Power supply 24VDC/20A
OF 93606Power supply 24VDC/10A
OF 93607Power supply 24VDC/5A
OF 93608Converter 24VDC/2A
OF 56015Pressure transmitter 250 bar
OF 55630Pressure transmitter 1200 bar
OF 46282Proximity sensor
OF 92260Shaft encoder drive, complete
OF 92265Crank angle sensor incl. securing plate
OF 27545Valve stroke sensor to exhaust valve drive
OF 93611Plug with cable for injection quantity sensor
OF 273105/2-Solenoid valve for starting air valve
OF 55754Pre-control valve (alt. OF 56130)
OF 93612Plug with cable (upper) for pre-control valve
OF 93613Plug with cable (lower) for pre-control valve
OF 98130Pressure sensor cylinder pressure
OF 93552Level switch
OF 58025Speed actuator for fuel pump
OF 93614Flow sensor to servo oil
OF 93615Bus cable
OF 96200Spare parts box, complete
SUPPLY UNIT (FUEL / SERVO OIL) 9
Part NumberDescription
OF 55516Pinion to pump drive servo oil
OF 55518Shaft
OF 55517Carrier to supply unit
OF 87525Relief valve for intermediate fuel accumulator
OF 87516Shut-off valve (alt. OF 84514)
OF 84517Relief valve distributor block
OF 87545Fuel pressure pipe to accumulator
OF 55600Fuel pump plunger
OF 55511Camshaft (4 pumps)
OF 55551Bearing bush to housing

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