CYLINDER BLOCK AND COVERS--End View ADDITIONAL PARTS ARE SHOWN ON PAGES 22 AND 24. Refer also to Page 130 for special parts 561B

BASIC ENGINE

CYLINDER BLOCK GP

0. CYLINDER B
1. CYLINDER B
2. 7M-4402 CYLINDER B

CRANKSHAFT GP

3. 4S-7438 CRANKSHAFT
4. CRANKSHAFT

SERVICE EQUIPMENT AND SUPPLIES

GASKET & SEAL KITS

5. GASKET KIT

BASIC ENGINE

FLYWHEEL GP

6. FLYWHEEL

PISTON & ROD GP

7. CONNECTING

CAMSHAFT GP

8. CAMSHAFT

DRIVE GP-ACCESSORY

9. ACCESSORY
0. INFORMATION

PIPELAYER 561B PIPELAYER 62A
561 PIPELAYER 62A00205-00387 (MACHINE) UE036198 561B 62A (1959)

BASIC ENGINE

CYLINDER BLOCK GP

CYLINDER BLOCK AND COVERS

7M-4402 CYLINDER BLOCK ASSEMBLY

#UE0361980020

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--End View
ADDITIONAL PARTS ARE SHOWN ON PAGES 22 AND 24. Refer also to Page 130 for special parts

c77752 UE036198

None CYLINDER BLOCK AND COVERS Parts scheme

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1M-9390	[1]	GASKET
2.	1A-2029	[3]	BOLT
3.	3B-4506	[28]	LOCKWASHER
4.	8F-4103	[1]	COVER ASSEM.
5.	8M-5360	[1]	GAUGE ASSEM.
6.	7H-3460	[1]	CABLE ASSEM.
7.	4M-4300	[1]	PIPE
8.	0L-1732	[4]	BOLT
9.	1B-4205	[4]	NUT
10.	3B-4508	[8]	LOCKWASHER
11.	9H-5919	[1]	COVER
	9H-5920	[1]	GASKET
12.	0S-1600	[4]	BOLT
13.	7B-5530	[4]	SHIM (.032" Thick)
	7B-5531	[6]	SHIM (.014" Thick)
14.	1B-4206	[4]	NUT
	3B-4510	[4]	LOCKWASHER
15.	0L-1351	[30]	BOLT
16.	4M-2955	[1]	COVER
	4M-2956	[1]	GASKET
17.	5M-6547	[1]	TUBE ASSEM.
18.	7F-7889	[1]	GASKET
19.	5M-2817	[1]	BUSHING ASSEM.
20.	7M-0235	[1]	SUPPORT ASSEM.
21.	6H-1717	[4]	BOLT
22.	5B-5980	[1]	GASKET
23.	8F-4102	[1]	PLATE
24.	8F-4099	[1]	GASKET
25.	3B-4615	[1]	COTTER PIN
26.	8F-7559	[1]	RING

#UE0361980021

CYLINDER BLOCK AND COVERS

CYLINDER BLOCK AND COVERS--Side View
ADDITIONAL PARTS ARE SHOWN ON PAGES 22 AND 23. See Page 27 for Gasket Kits

c120781 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7M-4402 Y	[1]	BLOCK ASSEM.
			(See Separate Illustration)
2.	5M-1903	[1]	COVER
	4M-2250	[1]	GASKET
3.	0L-1351	[23]	BOLT
4.	3B-4506	[37]	LOCKWASHER
5.	2M-5209	[1]	COVER
	1M-9390	[1]	GASKET
6.	0S-1594	[13]	BOLT
7.	1M-0130	[1]	COVER
	4M-6480	[1]	GASKET
8.	1M-5912	[1]	PLATE
9.	9H-3864	[1]	GASKET
10.	9H-6067	[1]	SEAL
11.	0S-1620	[1]	BOLT
	4F-9325	[1]	GASKET
12.	3S-3977	[12]	SEAL
13.	8M-5374	[1]	PLATE ASSEM.
14.	4M-2969	[1]	GASKET
15.	1S-9922	[1]	TUBE ASSEM.
16.	4F-4879	[1]	BOLT
	0L-0364	[1]	LOCK
17.	5B-5946	[1]	PLUG
	2B-5721	[1]	WASHER
18.	5S-8377	[1]	HOUSING
19.	9H-5921	[1]	GASKET
20.	1D-4588	[4]	BOLT
	9H-1024	[4]	WASHER
21.	3H-4890	[1]	SCREW
22.	5L-3019	[1]	GASKET
23.	5K-1726	[1]	COVER ASSEM.
24.	4H-6112	[1]	BREATHER
25.	5M-6214	[1]	PLUG
26.	3S-1850	[6]	LINER
	Y		SEPARATE ILLUSTRATION

#UE0361980022

7M-4402: CYLINDER BLOCK ASSEMBLY

CYLINDER BLOCK ASSEMBLY

7M4402 CYLINDER BLOCK ASSEMBLY
Part of Cylinder Block and Covers

c121282 UE036198

7M4402 CYLINDER BLOCK ASSEMBLY Parts scheme

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
7H-3171	[3]	PLUG
	[2]	STUD
8H-9650	[1]	FERRULE
2H-1190	[1]	DOWEL
2M-0767	[1]	CAP GROUP
2M-0769	[2]	SHIM (LARGE)
2M-0770	[6]	SHIM (SMALL)
		(PARTS OF CAP GROUP 2M767)
2A-3798	[2]	DOWEL
4B-3938	[1]	PLUG
4B-5387	[1]	PLUG
4B-5387	[1]	PLUG
7M-4046	[4]	BEARING
4B-9782	[1]	BALL
4M-8070	[12]	STUD
1A-5660	[12]	NUT
5H-9456	[12]	COTTER PIN
	[2]	DOWEL
5M-7973	[2]	STUD
8B-6349	[2]	DOWEL
9F-2247	[1]	PLUG
8H-9652	[1]	SHAFT
9M-5477	[1]	BEARING
2A-4492	[1]	STUD
4B-5387	[1]	PLUG
8M-3023	[6]	ORIFICE
3F-6808	[6]	DOWEL
5M-3310	[1]	CAP GROUP
2M-0769	[2]	SHIM (LARGE)
2M-0770	[6]	SHIM (SMALL)
		(PARTS OF CAP GROUP 5M3310)
5M-3307	[2]	STUD
1A-5660	[2]	NUT
5H-9456	[2]	COTTER PIN
2M-0765	[5]	CAP GROUP
2M-0769	[10]	SHIM (LARGE)
		(2 IN EACH CAP GROUP 2M765)
2M-0770	[30]	SHIM (SMALL)
		(6 IN EACH CAP GROUP 2M765)

#UE0361980023

4S-7438: CRANKSHAFT GROUP

CRANKSHAFT GROUP

4S7438 CRANKSHAFT GROUP

c140710 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
3S-9241	[1]	SEAL
3S-9730 C	[6]	BEARING
9F-2247	[6]	PLUG
		(PART OF CRANKSHAFT ASSEM. 9M2337)
7M-9286	[1]	BEARING
9M-2337	[1]	CRANKSHAFT ASSEM.
1M-7520	[1]	PULLEY
8H-5146	[1]	WASHER ASSEM.
1S-4604	[1]	SEAL
4M-9933	[1]	GEAR (40 TEETH)
5H-2671	[1]	KEY
		(PARTS OF CRANKSHAFT ASSEM. 9M2337)
4F-3492	[1]	DOWEL
		(PART OF WASHER ASSEM. 8H5146)
9S-1364 C	[1]	BOLT
3B-4512	[1]	LOCKWASHER
C		INDICATES CHANGE

#UE0361980024

CRANKSHAFT BEARING REPLACEMENT GROUPS

UE0361980024 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments

#UE0361980025

GASKET KITS

UE0361980025 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
			DIESEL ENGINE BASIC
			SERIAL NO. 62A205 TO 62A316 INCLUSIVE
	7S-6093		DIESEL ENGINE BASIC
			EFFECTIVE WITH SERIAL NO. 62A317
	9M-4762		DIESEL ENGINE SUPPLEMENTARY
			VALVE GRINDING
	4M-6018		CYLINDER LINER AND PISTON REPLACEMENT
			NOTE: PISTON AND LINER REPLACEMENT REQUIRE THE USE OF 4M6016 AND 4M6018 GASKET KITS
	4S-8047		WATER PUMP
	8M-4908		GASOLINE STARTING ENGINE BASIC
	1S-7223		GASOLINE STARTING ENGINE SUPPLEMENTARY
	9M-5678		GASOLINE STARTING ENGINE CLUTCH MECHANISM REPAIR

#UE0361980026

FLYWHEEL

FLYWHEEL
FOR USE WITH DIRECT ELECTRIC STARTING
Refer also to Page 99 for special parts

c72882 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
0S-1565	[9]	BOLT
1M-7341	[1]	LOCK
8M-5489	[1]	GEAR (117 TEETH)
		(PART OF FLYWHEEL ASSEM. 8M5494)
8M-5494	[1]	FLYWHEEL ASSEM.

#UE0361980027

CONNECTING ROD AND PISTON

CONNECTING ROD AND PISTON--6 Required
Note: 3S4030 Piston and Liner Group, consisting of: 1--Piston Assembly, 1--Liner and 2--Seal
is available. Note: 3S4021 Piston Assembly, for use at altitude 7,500 feet or higher, is available

c77772 UE036198

None CONNECTING ROD AND PISTON Parts scheme

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
3S-4029	[1]	RING GROUP
		(CONSISTS OF COMPLETE SET OF RINGS FOR ONE PISTON)
3S-4027	[1]	RING (TOP)
3S-4026	[1]	RING (INTERMEDIATE)
7M-2126	[1]	RING (OIL)
		(PARTS OF PISTON ASSEM. 3S4028)
3S-4028	[1]	PISTON ASSEM.
9H-4015	[2]	RETAINER
9H-4016	[1]	PIN
1M-1079	[1]	ROD ASSEM.
9H-3984	[1]	BUSHING
		(PART OF ROD ASSEM. 1M1079)
1M-1081	[2]	BOLT
		(PART OF ROD ASSEM. 1M1079)
7M-7821	[1]	BEARING
		(STANDARD)
2S-0502	[1]	BEARING
		(.010" UNDERSIZE)
2S-0503	[1]	BEARING
		(.020" UNDERSIZE)
7M-7826	[1]	BEARING
		(.030" UNDERSIZE)
4B-6074	[2]	NUT
		(PART OF ROD ASSEM. 1M1079)
1S-0685	[2]	COTTER PIN

#UE0361980028

CAMSHAFT

c100487 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
8H-4480	[1]	GEAR (80 TEETH)
9M-9405	[1]	LOCK
0L-1351	[2]	BOLT
1B-8736	[1]	KEY
2S-0828	[1]	CAMSHAFT
9M-7321	[1]	WASHER
	[1]	NUT
4M-0380	[1]	LOCK

#UE0361980029

ACCESSORY DRIVE

c89317 UE036198

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Parts for your 561B PIPELAYER:

CATERPILLAR SIS

Part No	Qty	Parts name
8H-9220	[1]	GASKET
8H-9787	[1]	COVER
8H-9788	[1]	GASKET
0S-1617	[2]	BOLT
3B-4505	[2]	LOCKWASHER
5M-6213	[1]	PLUG
5M-6214	[1]	PLUG
0S-1618	[4]	BOLT
3B-4505	[4]	LOCKWASHER
1B-9575	[2]	BOLT
3B-4505	[2]	LOCKWASHER
1S-9494	[1]	HOUSING ASSEM.
2H-1190	[3]	DOWEL
		(PART OF HOUSING ASSEM. 1S9494)
1S-7401	[1]	SHAFT
8H-9718	[1]	RETAINER
0S-1594	[4]	BOLT
7M-9763	[1]	LOCK
2B-9373	[1]	KEY
	[1]	NUT
4M-0380	[1]	LOCK
8H-9789	[1]	BEARING
8H-9364	[1]	GASKET
9H-4889	[1]	GEAR (80 TEETH)
8H-9649	[1]	GEAR ASSEM.
		(64 TEETH)
2S-4182	[2]	BEARING
		(PART OF GEAR ASSEM. 8H9649)
1A-2029	[2]	BOLT
9M-9405	[1]	LOCK
7M-8728	[1]	WASHER
7M-8727	[1]	SPACER