511-0077 ENGINE AR S/N NF31-UP PART OF 519-4400 ENGINE AR-COMPLETE XQ425 GENERATOR SET

Part No	Qty	Parts name
424-0230 Y	[1]	ADAPTER GP-EXHAUST DIFFUSER
325-8633 Y	[1]	ADAPTER GP-SENSOR
441-7091 Y	[1]	ALTERNATOR GP-CHARGING
346-8842 Y	[1]	BRACKET GP-MOUNTING
340-5870 Y	[1]	BRACKET GP-SUPPORT
267-0008 Y	[1]	BREATHER GP (CRANKCASE)
388-3098 Y	[1]	CONTROL & MTG GP-ENGINE ELEK
424-1377 Y	[1]	CONTROL & MTG GP-ENGINE ELEK
350-9499 Y	[1]	COVER GP-AIR COMPRESSOR
355-7337 Y	[1]	COVER GP-VALVE MECHANISM
288-4548 Y	[1]	DAMPER & PULLEY GP
441-9579 Y	[1]	DRIVE GP-FAN
347-9458 Y	[1]	ELBOW GP-AIR INLET
511-0077 Y	[1]	ENGINE AR
422-0886 Y	[1]	FILLER GP-ENGINE OIL
342-6069 Y	[1]	FILTER GP-ENGINE OIL
350-5234 Y	[1]	FILTER GP-FUEL
369-7989 Y	[1]	FILTER GP-FUMES DISPOSAL
353-1661 Y	[1]	FITTING GP-FUEL LINES
381-6522 Y	[1]	FLYWHEEL GP
450-7838 Y	[1]	FUMES DISPOSAL GP
351-0874 Y	[1]	GAUGE GP-OIL LEVEL (DIPSTICK)
434-7607 Y	[1]	GUARD GP-BELT
230-1103 Y	[1]	HOUSING GP-FLYWHEEL
361-4680 Y	[1]	HOUSING GP-FRONT
368-2429 Y	[1]	LIFTING GP-ENGINE
343-9868 Y	[1]	LINES GP-ENGINE OIL
350-5228 Y	[1]	LINES GP-FUEL
436-8103 Y	[1]	LINES GP-FUEL FILTER
377-2555 Y	[1]	LINES GP-TURBOCHARGER
344-9405 Y	[1]	LINES GP-TURBOCHARGER OIL
348-2902 Y	[1]	LINES GP-VENT
485-7150 Y	[1]	LINES GP-WATER (NOX REDUCTION SYSTEM)
444-6234 Y	[1]	LINES GP-WATER
343-0588 Y	[1]	MANIFOLD GP-EXHAUST
340-7244 Y	[1]	MANIFOLD GP-INLET
441-6667 Y	[1]	MOUNTING GP-ALTERNATOR
386-4155 Y	[1]	MOUNTING GP-BRACKET
437-2261 Y	[1]	MOUNTING GP-ENGINE
138-2551 Y	[1]	MOUNTING GP-FAN DRIVE
349-9907 Y	[1]	MOUNTING GP-FUEL FILTER
441-4004 Y	[1]	MOUNTING GP-FUEL FILTER
229-8084 Y	[1]	MOUNTING GP-VALVE MECHANISM
438-4548 Y	[1]	MOUNTING GP-WIRING
355-1629 Y	[1]	PAN GP-OIL
117-0165 Y	[1]	PLUG GP-CYLINDER BLOCK (OIL GALLERY, END)
223-3875 Y	[1]	PLUG GP-CYLINDER BLOCK (TIMING, CRANKSHAFT)
381-4545 Y	[1]	PLUG GP-CYLINDER BLOCK
269-6164 Y	[1]	PLUG GP-ENGINE
349-2641 Y	[1]	PLUG GP-ENGINE OIL COOLER
343-8819 Y	[1]	PLUG GP-WATER LINES (ENGINE OIL COOLER)
348-7901 Y	[1]	PLUG GP-WATER LINES (AFTERCOOLER)
349-0845 Y	[1]	PLUG GP-WATER LINES (WATER PUMP COVER)
349-1185 Y	[1]	PLUG GP-WATER LINES (WATER PUMP COVER)
349-1186 Y	[1]	PLUG GP-WATER LINES (WATER PUMP COVER)
349-2639 Y	[1]	PLUG GP-WATER LINES (AFTERCOOLER)
349-2640 Y	[1]	PLUG GP-WATER LINES (WATER PUMP)
350-8668 Y	[1]	PLUG GP-WATER LINES (VENT LINES)
350-3628 Y	[1]	PUMP GP-FUEL TRANSFER
116-1091 Y	[1]	SEAL GP-CRANKSHAFT (REAR)
352-3614 Y	[1]	SHIELD GP-HEAT
438-7485 Y	[1]	STARTING MOTOR GP-ELECTRIC
293-9276 Y	[1]	SUPPORT GP-ENGINE
376-3784 Y	[1]	TURBOCHARGER GP
348-8777 Y	[1]	VALVE GP-SOLENOID (EXHAUST BALANCE)
425-6489 Y	[1]	WIRING GP-ALTERNATOR
350-3017 Y	[1]	WIRING GP-ELECTRONIC CONTROL
424-8371 Y	[1]	WIRING GP-ELECTRONIC CONTROL
345-6734 Y	[1]	WIRING GP-UNIT INJECTOR
Y		SEPARATE ILLUSTRATION

#M00831940003

519-6506: ENGINE AR-CORE

ENGINE AR-CORE

519-6506 ENGINE AR-CORE
S/N NF31-UP
PART OF 511-0077 ENGINE AR

i07011996 M0083194

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Part No	Qty	Parts name
346-5480 Y	[1]	BASE GP-VALVE COVER
Y	[1]	CAMSHAFT GP
449-3070 Y	[1]	COOLER GP-EXHAUST (NRS)
361-5593 Y	[1]	CRANKSHAFT GP
361-5592 Y	[1]	CYLINDER BLOCK GP
344-1111 Y	[1]	CYLINDER HEAD GP
361-5599 Y	[1]	GEAR GP-FRONT
343-0621 Y	[1]	LINES GP-AIR
384-4314 Y	[6]	PISTON & ROD GP
444-8207 Y	[1]	PUMP GP-ENGINE OIL
372-6471 Y	[6]	PUMP GP-FUEL INJECTION
361-5607 Y	[1]	PUMP GP-WATER
424-8434 Y	[1]	SENSOR GP-ENGINE
347-9432 Y	[1]	VALVE & MOUNTING GP (NRS)
326-1959 Y	[1]	VALVE MECHANISM GP
Y		SEPARATE ILLUSTRATION

#M00831940004

445-2169: GENERAL AR

GENERAL AR

445-2169 GENERAL AR
S/N X8H1-UP

i06949546 M0083194

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	419-0895 Y	[1]	MODULE AR-ENGINE & CEM
	Y		SEPARATE ILLUSTRATION

#M00831940005

523-2264: GENERAL AR

GENERAL AR

523-2264 GENERAL AR
S/N X8H1-UP

i07025055 M0083194

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
	419-0895 Y	[1]	MODULE AR-ENGINE & CEM
	Y		SEPARATE ILLUSTRATION

#M00831940006

419-0895: MODULE AR-ENGINE & CEM

MODULE AR-ENGINE & CEM

419-0895 MODULE AR-ENGINE & CEM
S/N X8H1-UP
PART OF 445-2169, 523-2264 GENERAL AR

i06949570 M0083194

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Part No	Qty	Parts name
519-4400 Y	[1]	ENGINE AR-COMPLETE
434-3306 Y	[1]	LINES GP-EXHAUST
394-5340 Y	[1]	MODULE AR-CLEAN EMISSIONS
504-3117 Y	[1]	MODULE AR-DIESEL EXHAUST FLUID
Y		SEPARATE ILLUSTRATION

#M00831940007

332-3705: BASE GP-VALVE COVER

BASE GP-VALVE COVER

332-3705 BASE GP-VALVE COVER
S/N NF31-UP
PART OF 346-5480 BASE GP-VALVE COVER

i04036872 M0083194

3323705 BASE GP-VALVE COVER Parts scheme

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	321-5639	[1]	SEAL
2.	332-3706	[1]	BASE-VALVE COVER
3.	332-3707	[1]	ADAPTER
4.	349-4821	[1]	ADAPTER-SENSOR
5.	5P-0840	[1]	SEAL-O-RING
6.	5P-8347 M	[2]	BOLT (M8X1.25X70-MM)
7.	6V-2315 M	[3]	BOLT (M6X1X35-MM)
8.	9M-1974	[2]	WASHER-HARD (8.8X16X2-MM THK)
9.	9X-8267	[3]	WASHER (6.6X12X2-MM THK)
	M		METRIC PART

#M00831940008

346-5480: BASE GP-VALVE COVER

BASE GP-VALVE COVER

346-5480 BASE GP-VALVE COVER
S/N NF31-UP
PART OF 519-6506 ENGINE AR-CORE

i04036248 M0083194

3465480 BASE GP-VALVE COVER Parts scheme

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	272-0389	[1]	SEAL
2.	332-3705 Y	[1]	BASE GP-VALVE COVER
3.	211-3445 M	[1]	STUD (M8X1.25X75-MM)
4.	6V-3918 M	[7]	BOLT (M8X1.25X50-MM)
5.	6V-5221 M	[6]	BOLT (M8X1.25X80-MM)
6.	9M-1974	[14]	WASHER-HARD (8.8X16X2-MM THK)
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#M00831940009

527-6952: BELT TENSIONER GP

BELT TENSIONER GP

527-6952 BELT TENSIONER GP -FAN
S/N NF31-UP
PART OF 441-9579 DRIVE GP-FAN

i07287685 M0083194

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Parts for your XQ425 GENERATOR SET:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	463-2193	[1]	NUT (M36X2-THD)
2.	471-3736	[1]	WASHER-HARD
3.	527-6950	[1]	PULLEY (3-GROOVE)
4.	527-6951	[1]	SHAFT (TENSIONER)
5.	539-2747	[1]	BRACKET
6.	239-8111	[1]	RING-RETAINING
7.	296-8187 M	[1]	BOLT (M12X1.75X191.5-MM)
8.	6V-1394	[2]	BALL BEARING (SPL)
9.	8T-4223	[2]	WASHER-HARD (13.5X25.5X3-MM THK)
10.	8T-4244 M	[2]	NUT (M12X1.75-THD)
	M		METRIC PART

Information:

ENGINE ARRANGEMENT

ENGINE AR

Truck Engine News

Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}
Service Magazines, Engine News, and Truck Engine News Articles Moved from Dealer.cat.com to SISweb {0374, 1000, 7000}

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed in Truck Engine News {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed in Truck Engine News {0374, 1000, 7000}

Engine News

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed in Engine News {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed in Engine News {0374, 1000, 7000}

Special Instruction

Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only {1000, 1091}
Caterpillar DPF Installation and Operation Guide for Diesel Engines - California Only {1000, 1091}

Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}
Generation 3 DPFdm Diagnostic Module Installation Manual - California Only {1000, 1091, 7490}

Storage Procedure for Caterpillar Products {0355, 1000, 7000}
Storage Procedure for Caterpillar Products {0355, 1000, 7000}

Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}
Instructions to Register the Retrofit and Submit Service Reporting {1000, 3000, 7000, 7570}

Differences in Appearance of Cat <SUP>®</SUP> Reman Parts when Compared to New Parts {1000, 1250}
Differences in Appearance of Cat ^® Reman Parts when Compared to New Parts {1000, 1250}

Introduction to Visualization Service Procedure (VSP) {0374, 1000, 7000}
Introduction to Visualization Service Procedure (VSP) {0374, 1000, 7000}

Tool Operating Manual

NEHS1111: 368-9910 Multi-Tool Group 3 {0599, 0701, 0702, 0706, 1000, 7610, 7620}
NEHS1111: 368-9910 Multi-Tool Group 3 {0599, 0701, 0702, 0706, 1000, 7610, 7620}

Reuse And Salvage Guidelines

Cleaning Components with Carbon Dioxide (CO<SUB>2</SUB>) {0680, 1000, 7000}
Cleaning Components with Carbon Dioxide (CO₂) {0680, 1000, 7000}

Fundamentals of Plasma Transferred Wire Arc (PTWA) Spray for Reconditioning Components {0374, 0599, 0679, 1000}
Fundamentals of Plasma Transferred Wire Arc (PTWA) Spray for Reconditioning Components {0374, 0599, 0679, 1000}

Service Magazine

A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}
A New Visualization Service Procedure (VSP) is Now Used for Certain Publications {0374, 1000, 7000}

Military Electronic Technician (Military ET) Is Now Available For Military Personnel {0374, 0376, 0599, 1000, 7000, 7610, 7620}
Military Electronic Technician (Military ET) Is Now Available For Military Personnel {0374, 0376, 0599, 1000, 7000, 7610, 7620}

Process to Print Collage Schematics {0374, 1000, 7000}
Process to Print Collage Schematics {0374, 1000, 7000}

Changes to the Way Serial Numbers are Displayed on Service Magazines {0374, 1000, 7000}
Changes to the Way Serial Numbers are Displayed on Service Magazines {0374, 1000, 7000}

A New Process Is Available to Request Service Animations for Certain Service Information Procedures {1000, 7000}
A New Process Is Available to Request Service Animations for Certain Service Information Procedures {1000, 7000}

Caterpillar Parts SIS Catalog XQ425 :

519-4400 ENGINE AR-COMPLETE

519-6506 ENGINE AR-CORE

445-2169 GENERAL AR

523-2264 GENERAL AR

419-0895 MODULE AR-ENGINE & CEM

332-3705 BASE GP-VALVE COVER

346-5480 BASE GP-VALVE COVER

527-6952 BELT TENSIONER GP