1N4773 TURBOCHARGER GROUP Serial No. 38S1 to 38S9894 inclusive. Part of 1N4776 Turbocharger Group shown on Page 164F. 9N6675 Cartridge parts are shown on Page 165C. For Field Replacement order 6N576 shown on Page 165F 3412

AIR INLET AND EXHAUST SYSTEM

TURBOCHARGER GP

0. 1N-4773 TURBOCHARG
1. 6N-2931 TURBOCHARG
2. 1W-6564 TURBOCHARG
3. 1W-6564 TURBOCHARG
4. 1W-6228 TURBOCHARG
5. 4W-1236 TURBOCHARG
6. 1N-3088 CARTRIDGE
7. 4W-1225 CARTRIDGE
8. 9N-6675 CARTRIDGE
9. 4N-7601 CARTRIDGE
0. INFORMATION

ENGINE - MACHINE 3412 ENGINE - MACHINE 38S
3412 INDUSTRIAL ENGINE 38S00001-13235 SEBP1101 3412 38S (2018)

AIR INLET AND EXHAUST SYSTEM

TURBOCHARGER GP

6N-7972 TURBOCHARGER GP

1N-4776 TURBOCHARGER GP

1N-4773 TURBOCHARGER GP

6N-2931 TURBOCHARGER GP

1W-6564 TURBOCHARGER GP

#SEBP11010590

1N-4773: TURBOCHARGER GP

TURBOCHARGER GP

1N4773 TURBOCHARGER GROUP
Serial No. 38S1 to 38S9894 inclusive. Part of 1N4776 Turbocharger Group shown on
Page 164F. 9N6675 Cartridge parts are shown on Page 165C. For Field Replacement
order 6N576 shown on Page 165F

c179198 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6N-0574	[1]	HOUSING (turbine)
2.	3B-0551	[4]	PLUG
3.	9N-3999	[1]	HOUSING (compressor)
4.	5S-4517	[1]	CLAMP ASSEM.
			(Includes)
	7M-9918	[1]	NUT
5.	9N-6675 Y	[1]	CARTRIDGE GROUP
			(Separate Illustration)
6.	2S-1304	[1]	CLAMP
7.	7M-9918	[1]	NUT
8.	1B-5174	[4]	PLUG
	4N-8155 H	[1]	PLATE (name)
	8H-3710 H	[1]	SCREW
	H		NOT SHOWN
	Y		SEPARATE ILLUSTRATION

#SEBP11010591

6N-2931: TURBOCHARGER GP

TURBOCHARGER GP

6N2931 TURBOCHARGER GROUP
Serial No. 38S9895-Up. Part of 1N4776 Turbocharger Group shown on Page 165A
4N7601 Cartridge parts are shown on Page 165D. For Field Replacement order 6N576
shown on Page 165F

c300951 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7N-6182	[1]	HOUSING AS-TURBINE
2.	2S-1304	[1]	CLAMP AS
3.	4N-8123	[1]	COVER-COMPRESSOR
4.	5S-4517	[1]	CLAMP AS
	7M-9918	[1]	NUT-SELF LOCKING
5.	4N-7601 YR	[1]	CARTRIDGE GP
	4N-8155 F	[1]	NAMEPLATE-TURBO
	8H-3710 F	[1]	SCREW-TAPPING
	F		NOT SHOWN
	R		REMFG PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#SEBP11010592

1W-6564: TURBOCHARGER GP

TURBOCHARGER GP

1W6564 TURBOCHARGER GROUP--WATERCOOLED
Serial No. 38S12557 To 38S13208 Inclusive. 1W6228--Page 165B.02
For Use With 2W0336 Valve, 1W6241 Water Lines, 8N9232 Pump
& 1W6251 Or 1W6325 Exhaust Elbows. Also An Attachment

c303464 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1W-6228 I	[1]	TURBOCHARGER GP
2.	2N-2766	[4]	LOCKNUT
3.	7M-7273	[1]	GASKET-TURBOCHARGER
	I		SEE HOSE FABRICATION GUIDE

#SEBP11010593

1W-6564: TURBOCHARGER GP

TURBOCHARGER GP

1W6564 TURBOCHARGER GROUP--WATERCOOLED
Serial No. 38S13209-Up. 4W1236--Page 165B.02
For Use With 2W0336 Valve, 1W6241 Water Lines, 8N9232 Pump
& 1W6251 Or 1W6325 Exhaust Elbows. Also An Attachment

c336715 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4W-1236 CY	[1]	TURBOCHARGER GP
2.	2N-2766	[4]	LOCKNUT
3.	7M-7273	[1]	GASKET-TURBOCHARGER
	C		CHANGE FROM PREVIOUS TYPE
	Y		SEPARATE ILLUSTRATION

#SEBP11010594

1W-6228: TURBOCHARGER GP

TURBOCHARGER GP

1W6228 TURBOCHARGER GROUP
Serial No. 38S12557 To 38S13208 Inclusive
1N3088-Page 165B.03
Part Of 1W6564 Turbocharger. Also An Attachment

c303469 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1W-0442	[1]	HOUSING (compressor)
2.	1N-3279	[1]	CLAMP ASSEM.
	7M-9918	[1]	NUT
3.	1N-3088 Y	[1]	CARTRIDGE GROUP
			(Separate Illustration)
4.	3S-5126	[8]	BOLT
	1N-3259	[4]	LOCK
5.	1W-0443	[1]	HOUSING ASSEM.
6.	4N-0932	[4]	PLUG
7.	3B-0645	[3]	PLUG
8.	1N-3260	[4]	LOCK
9.	9N-2044	[1]	NAMEPLATE
	2F-0808	[2]	SCREW
10.	3B-0551	[3]	PLUG
	Y		SEPARATE ILLUSTRATION

#SEBP11010595

4W-1236: TURBOCHARGER GP

TURBOCHARGER GP

4W1236 TURBOCHARGER GROUP
Serial No. 38S13209-Up
4W1225-Page 165B.04
Part Of 1W6564 Turbocharger. Also An Attachment

c336718 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1W-0442	[1]	HOUSING-COMPRESSOR
2.	1N-3279	[1]	CLAMP AS
	7M-9918	[1]	NUT-SELF LOCKING
3.	4W-1225 Y	[1]	CARTRIDGE GP-TURBOCHARGER
4.	6V-2751	[8]	BOLT-HIGH TEMP
	1N-3259	[4]	PLATE-LOCK
5.	1W-0443	[1]	HOUSING AS-TURBINE
6.	4N-0932	[4]	PLUG-CUP
7.	3B-0645	[3]	PLUG-CUP
8.	1N-3260	[4]	CLAMP
9.	9N-2044	[1]	NAMEPLATE
	2F-0808	[1]	SCREW
10.	3B-0551	[3]	PLUG-PIPE
	Y		SEPARATE ILLUSTRATION

#SEBP11010596

1N-3088: CARTRIDGE GP-TURBOCHARGER

CARTRIDGE GP-TURBOCHARGER

1N3088 TURBOCHARGER CARTRIDGE GROUP
Serial No. 38S12557 To 38S13208 Inclusive
Part Of 1W6228 Turbocharger
Also An Attachment

c229452 SEBP1101

1N3088 CARTRIDGE GP-TURBOCHARGER Parts scheme

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1N-3411	[1]	LOCKNUT-TURBOCHARGER
2.	1N-3505	[1]	SPACER-THRUST
3.	9M-8919	[2]	RING-SEAL
4.	1N-3383	[1]	BACKPLATE AS
5.	1N-3557	[1]	RING-SEAL
6.	1N-3089	[1]	HOUSING AS-BEARING
	4M-6646	[2]	PIN-GROOVE
7.	7N-6608	[1]	RING-PISTON
8.	1N-3603	[1]	SHROUD
9.	1N-3386	[1]	WHEEL AS-TURBINE
10.	5K-6698	[3]	RING-RETAINING
11.	1N-3712	[1]	BEARING-THRUST
12.	1N-3365	[1]	COLLAR-THRUST
13.	0S-1588	[4]	BOLT
	1N-3259	[2]	PLATE-LOCK
14.	1N-3562	[1]	WHEEL-COMPRESSOR

			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	1N-3593	[1]	KIT-BEARING

#SEBP11010597

4W-1225: CARTRIDGE GP-TURBOCHARGER

CARTRIDGE GP-TURBOCHARGER

4W1225 TURBOCHARGER CARTRIDGE GROUP
Serial No. 38S13209-Up
Part Of 4W1226, 4W1148, & 4W1236 Turbochargers
Also An Attachment

c343754 SEBP1101

4W1225 CARTRIDGE GP-TURBOCHARGER Parts scheme

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1N-3411 J	[1]	LOCKNUT-TURBOCHARGER
2.	1N-3505	[1]	SPACER-THRUST
3.	9M-8919 J	[2]	RING-SEAL
4.	1N-3383	[1]	BACKPLATE AS
5.	1N-3557 J	[1]	RING-SEAL
6.	4W-1224	[1]	HOUSING AS-BEARING
	4M-6646	[2]	PIN-GROOVE
7.	4W-1222 J	[1]	RING-PISTON
8.	4W-1329	[1]	SHROUD
9.	4W-1223	[1]	WHEEL AS-TURBINE
10.	5P-7234 J	[3]	RING-RETAINING
11.	1N-3712 J	[1]	BEARING-THRUST
12.	1N-3365	[1]	COLLAR-THRUST
13.	0S-1588	[4]	BOLT
	7W-0468 C	[4]	PLATE-LOCK
14.	1N-3562	[1]	WHEEL-COMPRESSOR
15.	2F-0808	[2]	SCREW

			THE FOLLOWING REPAIR
			KITS ARE AVAILABLE:
	1N-3593	[1]	KIT-BEARING
	7W-4874 C	[1]	KIT-CARTRIDGE
			(INCL PARTS MARKED J)
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11010598

9N-6675: CARTRIDGE GP-TURBOCHARGER

CARTRIDGE GP-TURBOCHARGER

9N6675 TURBOCHARGER CARTRIDGE GROUP
Serial No. 38S1 To 38S9894 Inclusive
Part Of 1N4773 Turbocharger

c318454 SEBP1101

9N6675 CARTRIDGE GP-TURBOCHARGER Parts scheme

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7N-0239	[1]	NUT-TURBO COMPRESSOR
2.	4N-7598	[1]	SLEEVE-FLINGER
3.	5S-4556	[1]	INSERT
4.	5S-4546	[1]	RING-RETAINING
5.	5P-5757 J	[1]	SEAL-O-RING
6.	4N-7597	[1]	BEARING AS
7.	5S-4557 J	[2]	BEARING
8.	4N-7596	[1]	BACKPLATE-TURBINE
9.	7N-2856 J	[1]	RING-SEAL
10.	4N-7594 R	[1]	WHEEL AS
11.	4M-6983 J	[4]	RING-RETAINING
12.	5S-4547	[1]	SLEEVE-SPACER
13.	4N-7609	[2]	RING-THRUST
14.	5S-4549	[1]	DEFLECTOR-OIL
15.	4N-8124 R	[1]	HOUSING AS-BEARING
	5S-5199	[2]	PIN-GROOVE
16.	9N-6674	[1]	WHEEL-COMPRESSOR
17.	4M-8013 J	[1]	RING-PISTON
	2S-1507 F	[1]	NAMEPLATE (NAME)
	8H-3710 F	[1]	SCREW-TAPPING
			(MOUNTED ON
			CARTRIDGE AS.)
			THE FOLLOWING REPAIR
			KIT IS AVAILABLE:
	2W-0727 C	[1]	KIT-CARTRIDGE (CARTRIDGE)
			(TURBOCHARGER)
			(INCLUDES PARTS MARKED J)
			OF REPAIR KIT)
	C		CHANGE FROM PREVIOUS TYPE
	F		NOT SHOWN
	R		REMFG PART MAY BE AVAILABLE

#SEBP11010599

4N-7601: CARTRIDGE GP

CARTRIDGE GP

4N7601 TURBOCHARGER CARTRIDGE GROUP*R
Serial No. 38S9895-Up. Part Of 6N2931 Turbocharger Group

c235795 SEBP1101

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Parts for your 3412 ENGINE - MACHINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7N-0239 J	[1]	NUT
2.	4N-7598 J	[1]	SLEEVE
3.	5S-4556 J	[1]	INSERT
4.	5S-4546 J	[1]	RING
5.	5P-5757 J	[1]	SEAL
6.	4N-7597	[1]	BEARING
7.	5S-4557 J	[2]	BEARING
8.	4N-7596	[1]	SHROUD
9.	7N-2856 J	[1]	RING
10.	4N-7594 R	[1]	WHEEL ASSEM.
11.	4M-6983 J	[4]	RING
12.	5S-4547 J	[1]	SLEEVE
13.	4N-7609	[2]	RING
14.	5S-4549 J	[1]	DEFLECTOR
15.	4N-8124 R	[1]	HOUSING ASSEM.
			(Includes)
	5S-5199	[2]	PIN
16.	7N-7723	[1]	WHEEL
17.	4M-8013 J	[1]	RING
	2S-1507 H	[1]	PLATE (name)
	8H-3710	[1]	SCREW
			(Mounted on Cartridge Assem.)
			THE FOLLOWING REPAIR KIT IS AVAILABLE:
	6N-7248	[1]	KIT (Cartridge Repair)
			(Includes parts marked J)
	H		NOT SHOWN
	R		REMFG PART MAY BE AVAILABLE