4D7520 PROTECTION COVER GROUP--Instrument Panel AN ATTACHMENT 120 MOTOR GRADER

Pos.	Part No	Qty	Parts name
	7D-4517	[1]	CONTROL ASSEM.
1.	7D-4567	[1]	LEVER
2.	3B-4604	[2]	COTTER PIN
3.	7D-4570	[1]	LEVER ASSEM.
	1K-6641	[2]	BUSHING
			(Part of 7D4570 Assem.)
4.	7D-4569	[1]	PLATE ASSEM.
5.	1D-4719	[1]	NUT
6.	7D-4568	[1]	YOKE
7.	3B-4615	[1]	COTTER PIN
8.	4B-4281	[1]	WASHER
9.	4B-3057	[2]	PIN
10.	3B-4607	[1]	COTTER PIN
11.	5B-1133	[1]	PIN
12.	7D-3805 Y	[1]	VALVE ASSEM.
			(See Separate Illustration)
	Y		SEPARATE ILLUSTRATION

#UEG0726S0162

7D-3805: CONTROL VALVE ASSEMBLY

CONTROL VALVE ASSEMBLY

7D3805 CONTROL VALVE ASSEMBLY
Part of 7D4527 Valve Assembly

c142771 UEG0726S

7D3805 CONTROL VALVE ASSEMBLY Parts scheme

For full view, you need register

Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5D-5597	[1]	BRACKET
2.	4B-1320	[2]	SCREW
3.	3B-4504	[2]	LOCKWASHER
4.	3K-8106	[4]	SCREW
5.	5D-5908	[1]	COLLAR
6.	5D-5907	[1]	SPRING
7.	4B-4278	[1]	WASHER
8.	1L-4789	[1]	LOCKWASHER
9.	1S-7443	[1]	SCREW
10.	5D-5909	[1]	BONNET
			THE FOLLOWING REPAIR KIT IS AVAILABLE:
	5D-5598 C	[1]	KIT (Seal)
	C		INDICATES CHANGE

#UEG0726S0163

7D-6470: VALVE AND LINES GROUP

VALVE AND LINES GROUP

7D6470 VALVE AND LINES GROUP--Part 1 of 2
Part of 7D6610 & 7D6615 Power Blade Arrangements listed
on Page 135. 7D4527 Valve parts are shown on Page 105

c134502 UEG0726S

7D6470 VALVE AND LINES GROUP Parts scheme

For full view, you need register

Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7D-4527 Y	[1]	VALVE ASSEM.
			(See Separate Illustration)
2.	0S-0509	[2]	BOLT
3.	3B-4506	[10]	LOCKWASHER
	7S-3389	[3]	HOSE ASSEM.
4.	9S-0671 H		HOSE 25.50"
			(Angle Orientation 0 Degrees)
5.	3S-8606	[2]	SLEEVE
6.	7S-2369	[2]	STEM ASSEM.
7.	9F-1527	[2]	FITTING
	3H-1835	[2]	NUT
	3H-1836	[2]	SLEEVE
			(1 each in 9F1527 Fitting)
8.	4D-8493	[1]	TUBE (41.43" Long)
			(Ref. No. 4 to Ref. No. 12)
9.	2D-1611	[2]	FITTING
	3H-1835	[4]	NUT
	3H-1836	[4]	SLEEVE
			(2 each in 2D1611 Fitting)
10.	5H-3473	[3]	CLAMP
11.	0S-1594	[2]	BOLT
	4H-1225	[2]	SPACER
12.	5D-5449	[1]	TUBE ASSEM.
			(Ref. No. 8 to Ref. No. 22)
13.	5D-5451	[1]	TUBE ASSEM.
			(Ref. No. 34 to Ref. No. 22)
14.	0L-1351	[1]	BOLT
	0T-0431	[1]	WASHER
15.	2D-1076	[1]	CLAMP
16.	8M-1630	[4]	CLAMP
17.	1B-9575	[4]	BOLT
18.	1D-4716	[4]	NUT
19.	1H-3481	[2]	CLAMP
20.	0S-1571	[3]	BOLT
21.	1B-5964	[3]	SPACER
22.	2D-4271	[2]	HOSE (112" long)
			(Ref. No. 12 & 13 to Junction Assem.)
	7S-3385	[1]	HOSE ASSEM.
23.	9S-0671 H		HOSE 41"
			(Angle Orientation 0 Degrees)
24.	3S-8606	[2]	SLEEVE
25.	7S-2369	[2]	STEM ASSEM.
26.	2H-9091	[4]	UNION
	8B-2664	[2]	BUSHING
27.	3B-7259	[2]	ELBOW
28.	5D-4703	[1]	PLATE ASSEM.
	5F-7207	[2]	SPACER
			(Part of 5D4703 Assem.)
29.	0S-1585	[2]	BOLT
	3B-4508	[2]	LOCKWASHER
30.	1F-6711	[2]	COUPLING
31.	1A-2209	[2]	BOLT
32.	4D-8492	[1]	TUBE (47.54" long)
			(Ref. No. 4 to Ref. No. 13)
	H		ORDER BY THE INCH
	Y		SEPARATE ILLUSTRATION

#UEG0726S0164

7D-6470: VALVE AND LINES GROUP

VALVE AND LINES GROUP

7D6470 VALVE AND LINES GROUP--Part 2 of 2
Part of 7D6610 & 7D6615 Power Blade Arrangements listed
on Page 135

c133905 UEG0726S

For full view, you need register

Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-1619	[4]	STEM
2.	1B-9575	[8]	BOLT
3.	1D-4716	[8]	NUT
4.	8M-1630	[8]	CLAMP
	5H-4534	[1]	JUNCTION ASSEM.
5.	7D-5038	[1]	ROTOR
6.	6F-8146	[3]	SEAL
7.	1H-4480	[1]	RETAINER
8.	3B-8489	[1]	FITTING
9.	0S-1595	[2]	BOLT
10.	3B-4508	[2]	LOCKWASHER
11.	5F-0149	[2]	SEAL
12.	4B-3388	[16]	BOLT
13.	3B-4505	[16]	LOCKWASHER
14.	1H-5278	[8]	FLANGE
15.	5F-7054	[4]	SEAL
16.	1H-4464	[1]	BRACKET
17.	9S-8005	[2]	PLUG
	3K-0360	[2]	SEAL
18.	4B-4281	[2]	WASHER
19.	3B-4617	[2]	COTTER PIN
20.	3B-6489	[1]	COUPLING
21.	4D-8491	[1]	TUBE (68.25" Long)
			(Valve Assem. to Steering Booster)
22.	3F-2953	[1]	FITTING
	3H-1833	[1]	NUT
	3H-1834	[1]	SLEEVE
			(Parts of 3F2953 Fitting)
23.	0S-0484	[4]	BOLT
24.	1B-4205	[4]	NUT
25.	3B-4508	[5]	LOCKWASHER
26.	0S-1585	[1]	BOLT
	1D-4719	[1]	NUT
	5B-0546	[1]	SPACER
	7S-3393	[2]	HOSE ASSEM.
27.	7S-2369	[1]	STEM ASSEM.
28.	3S-8606	[1]	SLEEVE
29.	9S-0671 H		HOSE 46.4"
			(Angle Orientation 0 Degrees)
30.	5H-1625	[1]	CLAMP
31.	1H-4473	[1]	GUIDE ASSEM.
32.	4D-3734	[2]	UNION
33.	1H-4481	[1]	PIN
34.	7D-4565	[1]	KNOB
	H		ORDER BY THE INCH

#UEG0726S0165

7D-6470: VALVE AND LINES GROUP

VALVE AND LINES GROUP

7D6470 VALVE AND LINES GROUP--Part 1 of 2--Type 2
Part of 7D6610 & 7D6615 Power Blade Arrangements listed on Page 135
7D4527 Valve parts are shown on Page 105

c162524 UEG0726S

For full view, you need register

Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7D-4527 Y	[1]	VALVE ASSEM.
			(Separate Illustration)
2.	0S-0509	[2]	BOLT
3.	3B-4506	[10]	LOCKWASHER
4.	7S-3389	[3]	HOSE ASSEM.
			(Each Includes)
	5P-0179 CH		HOSE 64.77 cm(25.50 in.)
5.	3S-8606	[2]	SLEEVE
6.	7S-2369	[2]	STEM ASSEM.
7.	5P-5878 C	[2]	CONNECTOR
8.	4D-8493	[1]	TUBE 105.23 cm(41.43 in.)
9.	5P-5915 C	[6]	NUT
	5P-5916 C	[6]	SLEEVE
10.	5H-3473	[3]	CLAMP
11.	0S-1594	[2]	BOLT
	4H-1225	[2]	SPACER
12.	5D-5449	[1]	TUBE ASSEM.
13.	5D-5451	[1]	TUBE ASSEM.
14.	0L-1351	[1]	BOLT
	0T-0431	[1]	WASHER
15.	2D-1076	[1]	CLAMP
16.	8M-1630	[4]	CLAMP
17.	1B-9575	[4]	BOLT
18.	1D-4716	[4]	NUT
19.	1H-3481	[2]	CLAMP
20.	0S-1571	[3]	BOLT
21.	1B-5964	[3]	SPACER
22.	2D-4271 H		HOSE 284.5 cm(112 in.)
23.	7S-3385	[1]	HOSE ASSEM.
			(Includes)
	5P-0179		HOSE 104.14 cm(41 in.)
24.	3S-8606	[2]	SLEEVE
25.	7S-2369	[2]	STEM ASSEM.
26.	2H-9091	[4]	UNION
	8B-2664	[2]	BUSHING
27.	3B-7259	[2]	ELBOW
28.	5D-4703	[1]	PLATE ASSEM.
			(Includes)
	5F-7207	[2]	SPACER
29.	0S-1585	[2]	BOLT
	3B-4508	[2]	LOCKWASHER
30.	1F-6711	[2]	COUPLING
31.	1A-2209	[2]	BOLT
32.	4D-8492	[1]	TUBE 12.08 cm(47.54 in.)
33.	5R-6238 C	[2]	UNION
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE METRE

#UEG0726S0166

7D-6470: VALVE AND LINES GROUP

VALVE AND LINES GROUP

7D6470 VALVE AND LINES GROUP--Part 2 of 2--Type 2
Part of 7D6610 & 7D6615 Power Blade Arrangements listed on Page 135

c162525 UEG0726S

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Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-1619	[4]	STEM
2.	1B-9575	[8]	BOLT
3.	1D-4716	[8]	NUT
4.	8M-1630	[8]	CLAMP
	5H-4534	[1]	JUNCTION ASSEM.
			(Includes)
5.	7D-5038	[1]	ROTOR
6.	6F-8146	[3]	SEAL
7.	1H-4480	[1]	RETAINER
8.	3B-8489	[1]	FITTING
9.	0S-1595	[2]	BOLT
10.	3B-4508	[2]	LOCKWASHER
11.	5F-0149	[2]	SEAL
12.	4B-3388	[16]	BOLT
13.	3B-4505	[16]	LOCKWASHER
14.	1H-5278	[8]	FLANGE
15.	5F-7054	[4]	SEAL
16.	1H-4464	[1]	BRACKET
17.	9S-8005	[2]	PLUG
	3K-0360	[2]	SEAL
18.	4B-4281	[2]	WASHER
19.	3B-4617	[2]	COTTER PIN
20.	3B-6489	[1]	COUPLING
21.	4D-8491	[1]	TUBE 173.36 cm(68.25 in.)
22.	4K-1456 C	[1]	NUT
	4K-1457 C	[1]	SLEEVE
23.	0S-0484	[4]	BOLT
24.	1B-4205	[4]	NUT
25.	3B-4508	[5]	LOCKWASHER
26.	0S-1585	[1]	BOLT
	1D-4719	[1]	NUT
	5B-0546	[1]	SPACER
27.	7S-3393	[2]	HOSE ASSEM.
			(Each Includes)
	5P-0179 CH		HOSE 117.86 cm(46.4 in.)
28.	3S-8606	[1]	SLEEVE
29.	7S-2369	[1]	STEM ASSEM.
30.	5H-1625	[1]	CLAMP
31.	1H-4473	[1]	GUIDE ASSEM.
32.	4D-3734	[2]	UNION
33.	1H-4481	[1]	PIN
34.	7D-4565	[1]	KNOB
35.	5P-5877 C	[1]	CONNECTOR
	C		INDICATES CHANGE
	H		ORDER BY THE METRE

#UEG0726S0167

8B-3455: BLADE LIFT

BLADE LIFT

BLADE LIFT (8B3455 N/S)--Side View--Part 1 of 2

c136250 UEG0726S

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Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name
7F-6269	[1]	GEAR (Right Hand)
6F-5201	[1]	GEAR (Left Hand)
		(42 Teeth)
4D-6471	[2]	HOUSING ASSEM.
5F-5434	[2]	VENT ASSEM.
4D-3967	[2]	BUSHING
0S-1565	[20]	BOLT
1B-4206	[20]	NUT
4B-7054	[20]	LOCK
4D-6472	[2]	DOWEL
4J-6925	[12]	STUD
		(1/2 of each in each Housing Assem. 4D6471)
1F-7958	[22]	NUT
3B-4508	[22]	LOCKWASHER
4D-6334	[2]	GASKET
0S-1571	[4]	BOLT
3B-4506	[4]	LOCKWASHER
7D-4025	[2]	CLAMP
7D-4024	[2]	CLAMP (Tapped)
1F-2828	[2]	BEARING
		(1 in each Housing Assem. 4D6471)
3B-8489	[2]	FITTING
3D-0490	[10]	STUD
4D-6473	[4]	DOWEL
		(1/2 of each in each Housing Assem. 4D6471)
5B-0841	[4]	BOLT
6B-6683	[4]	NUT
3B-4510	[4]	LOCKWASHER
4D-2137	[2]	SCREW
2B-7410	[4]	PLUG
6F-7058	[2]	NUT
7D-8245	[2]	BALL STUD
		(1 in each Arm Assem. 8D1384)
3B-8489	[4]	FITTING
7D-2136	[2]	SOCKET
		(1 in each Sleeve Assem. 7D2196)
8D-1384	[2]	ARM ASSEM.
5D-8161	[2]	PIN
5D-8159	[2]	PIN ASSEM.
0T-0320	[8]	BOLT
3B-4507	[8]	LOCKWASHER
8B-3450	[2]	CAP
3B-8489	[2]	FITTING
3B-7384	[2]	EXTENSION
7D-7602	[2]	SHAFT
7D-7849	[2]	BEARING
2H-3855	[4]	BOLT
6D-0392	[2]	RETAINER
3B-4508	[4]	LOCKWASHER
7D-2196	[2]	SLEEVE ASSEM.
1A-0224	[2]	BOLT
1B-4208	[2]	NUT
7D-2438	[2]	LINK ASSEM.
7D-2135	[2]	SOCKET
		(One in each 7D2438 Assem.)
6F-6992	[4]	CAP
1A-8063	[8]	BOLT
3B-4512	[8]	LOCKWASHER
7F-1327	[30]	SHIM

#UEG0726S0168

8B-3455: BLADE LIFT

BLADE LIFT

BLADE LIFT (8B3455 N/S)--Sectional View of Gear Housing--Part 2 of 2

c143103 UEG0726S

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Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name
3D-9194	[2]	GEAR (16 Teeth)
4D-6337	[4]	GASKET
1A-2029	[4]	BOLT
1B-4218	[4]	WASHER
3B-8486	[2]	FITTING
1A-2029	[2]	BOLT
3B-4506	[2]	LOCKWASHER
4B-7075	[2]	WASHER
4D-5998	[2]	PINION (15 Teeth)
5D-9512	[2]	HOUSING ASSEM.
1A-2029	[4]	BOLT
3B-4506	[18]	LOCKWASHER
5B-0150	[2]	WASHER
1F-2369	[2]	BUSHING
1F-2834	[4]	BUSHING
		(1/2 of each in each Housing Assem. 2D1262)
4D-5997	[2]	PINION (14 Teeth)
4B-7073	[2]	SPACER
1K-4706	[2]	WASHER
1B-4440	[2]	NUT
3B-4618	[2]	COTTER PIN
0L-1017	[2]	NUT
1A-4749	[2]	LOCK
6F-0307	[2]	KEY
1D-5152	[2]	GEAR (60 Teeth)
1F-2027	[2]	BUSHING
		(1 in each Housing Assem. 4B7066)
1D-4566	[8]	BOLT
2D-1262	[2]	HOUSING ASSEM.
4D-6336	[2]	GASKET
4B-7077	[2]	GASKET
5D-3961	[2]	BLOCK
3B-6966	[4]	LINING
4D-6335	[2]	GASKET
4B-7064	[2]	SHAFT
4B-7066	[2]	HOUSING ASSEM.
2B-7409	[2]	PLUG
0S-1588	[14]	BOLT
5D-4085	[2]	BOLT
4D-6432	[2]	NUT
8H-3526	[2]	WASHER
0T-0270	[2]	SPRING
0T-0768	[4]	BOLT
3B-4507	[4]	LOCKWASHER
5D-9511	[4]	DOWEL
		(2 in each Housing Assem. 5D9512)
1B-5174	[2]	PLUG
4H-5128	[2]	PIN
5B-5059	[4]	BOLT
3B-4507	[4]	LOCKWASHER
5D-7339	[2]	COUPLING
4K-4114	[2]	SEAL
1F-2733	[2]	BEARING
		(1 in each Housing Assem. 5D9512)
8D-0682 C	[2]	SHAFT
5D-3963	[4]	SHOE
3K-2889 C	[2]	NUT
9H-3457 C	[2]	WASHER
1B-8710	[2]	KEY
5D-3962 C	[2]	BOLT
4B-4280	[2]	WASHER
4H-7969	[4]	BEARING
4B-7901	[4]	PIN
4D-2132	[2]	PLATE
3H-4025	[2]	CAP
0S-1587	[8]	BOLT
3B-4508	[16]	LOCKWASHER
4D-6335	[2]	GASKET
6B-6911	[1]	WORM
		(Right Hand)
6B-6912	[1]	WORM
		(Left Hand)
C		INDICATES CHANGE

#UEG0726S0169

4D-8483: BLADE CYLINDER ASSEMBLY

BLADE CYLINDER ASSEMBLY

4D8483 BLADE CYLINDER ASSEMBLY--4" Bore x 48" Stroke
Part of 7D6610 & 7D6615 Power Blade Arrangements listed on Page 135

c160845 UEG0726S

4D8483 BLADE CYLINDER ASSEMBLY Parts scheme

For full view, you need register

Parts for your 120 MOTOR GRADER:

CATERPILLAR SIS

Part No	Qty	Parts name
5D-6976	[1]	PISTON
1B-4207	[1]	NUT
5D-6975	[1]	BASE LUG WELD ASSEM.
8D-2891	[4]	SHAFT
1D-4719	[8]	NUT
2G-5512 C	[1]	BASE
5D-6974	[1]	SHAFT AND LUG WELD ASSEM.
2G-5511 C	[1]	HEAD
2G-5509 C	[1]	COVER
		THE FOLLOWING REPAIR KIT IS AVAILABLE:
5D-6977	[1]	SEAL KIT
C		INDICATES CHANGE