CRANKCASE AND LINES GUARD Serial No. 31G232 to 31G474, 31G476 to 31G487, 31G490, 31G501, 31G502, 31G506 and 31G507 inclusive 657

BASIC ENGINE

PAN GP-OIL

0. CRANKCASE
1. CRANKCASE

BRAKING SYSTEM

CHAMBER AS-BRAKE

2. 3D-2744 ROTOCHAMBE

CONTROL GP

3. FOOT CONTR
4. FOOT CONTR
5. FOOT CONTR
6. FOOT CONTR

OPERATOR STATION

HORN GP

7. PNEUPHONIC
8. PNEUPHONIC
9. PNEUPHONIC
0. INFORMATION

WHEEL TRACTOR 657 WHEEL TRACTOR 31G
657 TRACTOR 31G00232-00578 (MACHINE) UEG0069S 657 31G (1962)

BASIC ENGINE

PAN GP-OIL

CRANKCASE AND LINES GUARD

#UEG0069S0250

CRANKCASE AND LINES GUARD

CRANKCASE AND LINES GUARD
Serial No. 31G232 to 31G474, 31G476 to 31G487, 31G490,
31G501, 31G502, 31G506 and 31G507 inclusive

c120970 UEG0069S

None CRANKCASE AND LINES GUARD Parts scheme

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
5D-0165	[1]	GUARD ASSEM.
0S-1595	[20]	BOLT (1.25" LONG)
		-OR-
6H-1717	[20]	BOLT (1.125" LONG)
3B-4508	[20]	LOCKWASHER
4B-5273	[20]	WASHER
4D-1524	[1]	GUARD ASSEM.
4D-4948	[1]	PLATE
0S-1595	[4]	BOLT
3B-4508	[4]	LOCKWASHER
4B-5273	[4]	WASHER
4D-0398	[2]	BRACKET
0S-1585	[4]	BOLT (1.50" LONG)
		-OR-
6H-1717	[4]	BOLT (1.125" LONG)
3B-4508	[4]	LOCKWASHER

#UEG0069S0251

CRANKCASE AND LINES GUARD

CRANKCASE AND LINES GUARD
Serial No. 31G232 to 31G474, 31G476 to 31G487, 31G490,
31G501, 31G502, 31G506 and 31G507 inclusive

c120971 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
5D-0165	[1]	GUARD ASSEM.
6H-1717	[23]	BOLT (1.125" LONG)
3B-4508	[23]	LOCKWASHER
4B-5273	[23]	WASHER
6D-0766	[1]	GUARD ASSEM.
6D-0754	[1]	COVER ASSEM.
4D-0398	[2]	BRACKET
0S-1595	[4]	BOLT (1.25" LONG)
3B-4508	[4]	LOCKWASHER

#UEG0069S0252

3D-2744: ROTOCHAMBER

ROTOCHAMBER

3D2744 ROTOCHAMBER
Part of Rotochamber and Lines shown on Pages 229 through 231

c162432 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
7D-3754 H	[1]	SPRING (OUTER)
7D-3753 H	[1]	SPRING (INNER)
7D-2346 H	[2]	GUIDE
8F-7282	[1]	ROD
8F-7280 H	[1]	CLAMP
8F-7279 H	[1]	CLAMP
8F-7277	[1]	BODY
1B-4202	[8]	NUT (24 threads)
		-OR-
1D-4716 C	[8]	NUT (18 threads)
3B-4505	[8]	LOCKWASHER
1B-4207	[2]	NUT
3B-4512	[2]	LOCKWASHER
8F-7288	[2]	STUD
0T-0642	[8]	BOLT
9F-5644	[8]	LOCKWASHER
6F-6062	[1]	YOKE ASSEM.
8F-7263	[1]	PIN (2.42" LONG)
3B-4624	[1]	COTTER PIN
8F-7372	[1]	BODY
1B-4207	[1]	NUT
8F-7289 H	[1]	BOOT
8F-7285	[1]	COVER
1B-4201	[8]	NUT (28 threads)
		-OR-
1B-4330 C	[8]	NUT (20 threads)
3B-4504	[8]	LOCKWASHER
8F-7281 H	[1]	GUIDE
8F-7278 H	[1]	DIAPHRAGM
		THE FOLLOWING REPAIR KIT IS AVAILABLE:
3D-9079	[1]	KIT (Rebuild)
		(Rotochamber)
		(Consists of Parts Marked H)

#UEG0069S0253

FOOT CONTROL AND LINES

FOOT CONTROL AND LINES--As Viewed from Right Hand Side of Machine
Serial No. 31G232 to 31G314 inclusive
4D1084 and 5D3640 Valve parts are shown on Page 241

c91382 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4D-6291	[1]	FITTING
4D-6291	[1]	FITTING
4D-2560	[1]	UNION
4D-6289	[1]	TUBE
4D-2850	[1]	HOSE ASSEM. (67" LONG)
4H-2558	[1]	GROMMET
4D-6288	[1]	TUBE
8M-2770	[1]	CLIP
0S-1594	[1]	BOLT
1D-4717	[1]	NUT
3B-4506	[1]	LOCKWASHER
4B-4278	[1]	WASHER
4D-6463	[1]	CLIP
4D-6291	[1]	FITTING
5H-4778	[1]	UNION
4D-6290	[1]	ELBOW
2B-0858	[1]	PLUG
4D-1084 Y	[1]	VALVE
		(SEE SEPARATE ILLUSTRATION)
3B-6552	[1]	STREET ELL
5H-4778	[1]	UNION
9F-2947	[1]	CLIP
1A-9136	[3]	BOLT
3B-4505	[3]	LOCKWASHER
5H-4778	[1]	UNION
4D-2847	[1]	HOSE ASSEM.
		(17.75" LONG)
Y		SEPARATE ILLUSTRATION

#UEG0069S0254

FOOT CONTROL AND LINES

FOOT CONTROL AND LINES--As Viewed from Right Hand Side of Machine
Serial No. 31G315 to 31G348, 31G350 to 31G357, 31G359 to 31G361, 31G368, 31G371, 31G373 and 31G374 inclusive
5D3640 Valve parts are shown on Page 241

c95468 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4H-2558	[1]	GROMMET
4D-6288	[1]	TUBE (36.26"LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-6291	[1]	FITTING
4D-6291	[1]	FITTING
4D-2560	[1]	UNION
4D-6289	[1]	TUBE (31.41" LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-2850	[1]	HOSE ASSEM.
		(67" LONG-HAND CONTROL VALVE TO ROTO CHAMBER)
8M-2770	[1]	CLIP
0S-1594	[1]	BOLT
1D-4717	[1]	NUT
3B-4506	[1]	LOCKWASHER
4B-4278	[1]	WASHER
4D-6463	[1]	CLIP
4D-6291	[1]	FITTING
5H-4778	[1]	UNION
4D-6290	[1]	ELBOW
2B-0858	[1]	PLUG
5D-3640 Y	[1]	VALVE ASSEM.
		(SEE SEPARATE ILLUSTRATION)
3B-6552	[1]	STREET ELL
5H-4778	[1]	UNION
9F-2947	[1]	CLIP
1A-9136	[3]	BOLT
3B-4505	[3]	LOCKWASHER
5H-4778	[1]	UNION
4D-2847	[1]	HOSE ASSEM.
		(17.75" LONG FOOT CONTROL VALVE TO JUNCTION BLOCK)
Y		SEPARATE ILLUSTRATION

#UEG0069S0255

FOOT CONTROL AND LINES

FOOT CONTROL AND LINES--As Viewed from Right Hand Side of Machine
Serial No. 31G349, 31G358, 31G362 to 31G367, 31G369, 31G370, 31G372 and 31G375 to 31G479 inclusive
5D3640 Valve parts are shown on Page 241

c98205 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4H-2558	[1]	GROMMET
4D-6288	[1]	TUBE (36.26" LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-6291	[1]	FITTING
4D-6291	[1]	FITTING
4D-2560	[1]	UNION
4D-6289	[1]	TUBE (31.41"LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-2850	[1]	HOSE ASSEM.
		(67"LONG-HAND CONTROL VALVE TO ROTO CHAMBER)
8M-2770	[1]	CLIP
0S-1594	[1]	BOLT
1D-4717	[1]	NUT
3B-4506	[1]	LOCKWASHER
4B-4278	[1]	WASHER
4D-6463	[1]	CLIP
4D-6291	[1]	FITTING
4D-6290	[1]	ELBOW
5H-4778	[2]	UNION
3D-6399	[1]	HOSE ASSEM.
		(9.75"LONG 5D3640 VALVE TO JUNCTION BLOCK)
5D-3640 Y	[1]	VALVE ASSEM.
		(SEE SEPARATE ILLUSTRATION)
3B-6552	[1]	STREET ELL
5H-4778	[1]	UNION
9F-2947	[1]	CLIP
3J-5389	[2]	PLUG
1A-9136	[3]	BOLT
3B-4505	[3]	LOCKWASHER
3D-7587	[1]	UNION
3L-6521	[1]	TEE
5H-4778	[1]	UNION
4D-6064	[1]	HOSE ASSEM.
		(19.25"LONG 5D3056 VALVE TO 3L6521 TEE)
Y		SEPARATE ILLUSTRATION

#UEG0069S0256

FOOT CONTROL AND LINES

FOOT CONTROL AND LINES--As Viewed from Right Hand Side of Machine
Effective with Serial No. 31G480
5D3640 Valve parts are shown on Page 241

c122587 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4H-2558	[1]	GROMMET
4D-6288	[1]	TUBE (36.26" LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-6291	[1]	FITTING
4D-6291	[1]	FITTING
4D-2560	[1]	UNION
4D-6289	[1]	TUBE (31.41"LONG)
		(JUNCTION BLOCK TO FOOT CONTROL VALVE)
4D-2850	[1]	HOSE ASSEM.
		(67"LONG-HAND CONTROL VALVE TO ROTO CHAMBER)
8M-2770	[1]	CLIP
0S-1594	[1]	BOLT
1D-4717	[1]	NUT
3B-4506	[1]	LOCKWASHER
4B-4278	[1]	WASHER
4D-6463	[1]	CLIP
4D-6291	[1]	FITTING
4D-6290	[1]	ELBOW
5H-4778	[4]	UNION
4D-9327	[1]	HOSE ASSEM.
		(9.75"LONG 5D3640 VALVE TO JUNCTION BLOCK)
5D-3640 Y	[1]	VALVE ASSEM.
		(SEE SEPARATE ILLUSTRATION)
3B-6552	[1]	STREET ELL
5H-4778	[1]	UNION
0T-0102	[2]	BOLT
3B-4506	[2]	LOCKWASHER
6D-3974	[1]	BLOCK
9F-2947	[1]	CLIP
3J-5389	[2]	PLUG
1A-9136	[3]	BOLT
3B-4505	[3]	LOCKWASHER
3D-7587	[1]	UNION
7B-0192	[1]	CROSS
3B-7738	[1]	NIPPLE
3D-6425	[1]	HOSE ASSEM.
		(19.25"LONG 5D3056 VALVE TO 7B192 CROSS)
Y		SEPARATE ILLUSTRATION

#UEG0069S0257

PNEUPHONIC HORN AND LINES

PNEUPHONIC HORN AND LINES--As Viewed from Right Hand Side of Machine
Serial No. 31G232 to 31G314 inclusive
9F1996 Horn and 3D9943 Horn Valve parts are shown on Pages 239 and 240

c88772 UEG0069S

None PNEUPHONIC HORN AND LINES Parts scheme

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
3D-5437	[1]	TUBE
6B-9940	[1]	CONNECTOR
6B-9938	[1]	CONNECTOR
2D-7325	[1]	TEE
3D-9943 Y	[1]	HORN VALVE
		(SEE SEPARATE ILLUSTRATION)
0T-0284	[2]	BOLT
1B-4201	[2]	NUT
3B-4504	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
3D-9129	[2]	COUPLING
3D-5438	[1]	TUBE
0T-0102	[2]	BOLT
1D-4717	[2]	NUT
3B-4506	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
4H-6147	[1]	UNION
4D-2837	[1]	HOSE (46.50" LONG)
3D-9428	[1]	CLIP
4B-0418	[3]	CLIP
8F-2396	[3]	GROMMET
9F-1996 Y	[1]	PNEUPHONIC HORN
		(SEE SEPARATE ILLUSTRATION)
2H-9434	[1]	BRACKET
1B-7182	[1]	BOLT
1D-4716	[1]	NUT
3B-4505	[1]	LOCKWASHER
3B-8822	[1]	STREET ELL
3B-7733	[1]	NIPPLE
3B-6487	[1]	COUPLING
2H-9523	[1]	GROMMET
2H-9435	[2]	CLAMP
1B-2790	[2]	BOLT
1D-4716	[2]	NUT
3B-4505	[2]	LOCKWASHER
2H-9524	[1]	GROMMET
Y		SEPARATE ILLUSTRATION

#UEG0069S0258

PNEUPHONIC HORN AND LINES

PNEUPHONIC HORN AND LINES--As Viewed from Right Hand Side of Machine
Serial No. 31G315 to 31G479 inclusive
5D6998 Horn and 3D9943 Horn Valve parts are shown on Pages 239 and 240

c95469 UEG0069S

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Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
6B-9940	[1]	CONNECTOR
6B-9938	[1]	CONNECTOR
2D-7325	[1]	TEE
3D-9943 Y	[1]	HORN VALVE
		(SEE SEPARATE ILLUSTRATION)
0T-0284	[2]	BOLT
1B-4201	[2]	NUT
3B-4504	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
3D-5438	[1]	TUBE (35.44 LONG)
		(HORN VALVE TO 9F2848 ELBOW)
0T-0102	[2]	BOLT
1D-4717	[2]	NUT
3B-4506	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
4H-6147	[1]	UNION
3D-8927	[1]	TUBE ASSEM.
		(48"LONG - 2D7325 TEE TO JUNCTION BLOCK)
3D-9428	[1]	CLIP
3D-5437	[1]	TUBE (22.50"LONG)
		(HORN VALVE TO AIR GAUGE)
4B-0418	[3]	CLIP
8F-2396	[3]	GROMMET
5D-6998 Y	[1]	PNEUPHONIC HORN ASSEM.
		(SEE SEPARATE ILLUSTRATION)
5D-7133	[1]	BRACKET
1B-7182	[1]	BOLT
1D-4716	[1]	NUT
3B-4505	[1]	LOCKWASHER
3B-6552	[1]	ELBOW
3B-7285	[1]	NIPPLE
3B-6487	[1]	COUPLING
2H-9523	[1]	GROMMET
5D-7132	[2]	CLAMP
7B-2742	[2]	BOLT
1B-4330	[2]	NUT
3B-4504	[2]	LOCKWASHER
2H-9524	[1]	GROMMET
Y		SEPARATE ILLUSTRATION

#UEG0069S0259

PNEUPHONIC HORN AND LINES

PNEUPHONIC HORN AND LINES--As Viewed from Right Hand Side of Machine
Effective with Serial No. 31G480
5D6998 Horn and 3D9943 Horn Valve parts are shown on Pages 239 and 240

c120966 UEG0069S

For full view, you need register

Parts for your 657 WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
6B-9940	[1]	CONNECTOR
6B-9938	[1]	CONNECTOR
3L-6521	[1]	TEE
3D-9943 Y	[1]	HORN VALVE
		(SEE SEPARATE ILLUSTRATION)
0T-0284	[2]	BOLT
1B-4201	[2]	NUT
3B-4504	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
3D-5438	[1]	TUBE (35.44 LONG)
		(HORN VALVE TO 9F2848 ELBOW)
0T-0102	[2]	BOLT
1D-4717	[2]	NUT
3B-4506	[2]	LOCKWASHER
9F-2848	[1]	ELBOW
4H-6147	[1]	UNION
3D-8927	[1]	TUBE ASSEM.
		(48"LONG - 2D7325 TEE TO JUNCTION BLOCK)
3D-9428	[1]	CLIP
3D-5437	[1]	TUBE (22.50"LONG)
		(HORN VALVE TO AIR GAUGE)
4B-0418	[3]	CLIP
8F-2396	[3]	GROMMET
5D-6998 Y	[1]	PNEUPHONIC HORN ASSEM.
		(SEE SEPARATE ILLUSTRATION)
5D-7133	[1]	BRACKET
1B-7182	[1]	BOLT
1D-4716	[1]	NUT
3B-4505	[1]	LOCKWASHER
3B-6552	[1]	ELBOW
3B-7285	[1]	NIPPLE
3B-6487	[1]	COUPLING
2H-9523	[1]	GROMMET
5D-7132	[2]	CLAMP
7B-2742	[2]	BOLT
1B-4330	[2]	NUT
3B-4504	[2]	LOCKWASHER
2H-9524	[1]	GROMMET
Y		SEPARATE ILLUSTRATION