9D995 CIRCLE MOTOR LINES GROUP Serial No. 87V1138 to 87V1642 inclusive and 82V668 to 82V699 inclusive 8J5913 Check Valve parts are shown on Page 194 120G

HYDRAULIC SYSTEM

LINES GP-HYDRAULIC

0. 9D-0995 CIRCLE MOT
1. 2G-3490 LINES GP-C
2. 2G-3490 LINES GP-C
3. 2G-3490 LINES GP-C

LOCK GP

4. 9D-1275 LOCK GP-CE

CYLINDER GP

5. 9D-1360 CYLINDER &
6. 9D-1360 CYLINDER &
7. Serial No. 87V1138 to 87V4145 inclusive
Part of 9D1360 Centershift Cylinder and Mounting Group shown on Page 196" class=""> 8J-8777 CENTERSHIF
8. Serial No. 87V4146-Up
Part of 9D1360 Centershift Cylinder and Mounting Group shown on Page 196A" class=""> 3G-5226 CYLINDER G

CONTROL GP-CENTERSHIFT LOCK

9. 9D-5000 CONTROL GP
0. INFORMATION

MOTOR GRADER 120G MOTOR GRADER 82V
120G MOTOR GRADER 82V00668-UP (MACHINE) POWERED BY 3304 ENGINE SEBP1045 120G 82V (1974)

HYDRAULIC SYSTEM

LINES GP-HYDRAULIC

9D-0995 CIRCLE MOTOR LINES GROUP

2G-3490 LINES GP-CIRCLE DRIVE MOTOR

#SEBP10450620

9D-0995: CIRCLE MOTOR LINES GROUP

CIRCLE MOTOR LINES GROUP

9D995 CIRCLE MOTOR LINES GROUP
Serial No. 87V1138 to 87V1642 inclusive and 82V668 to 82V699 inclusive
8J5913 Check Valve parts are shown on Page 194

c207278 SEBP1045

9D0995 CIRCLE MOTOR LINES GROUP Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	030-7962	[2]	ELBOW
2.	030-8188	[6]	CONNECTOR
3.	9D-5964 C	[2]	HOSE ASSEM. (not serv)
			(For service of each furnish:
	5P-0178 H		HOSE 386 cm(151.97 in.)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING ASSEM. (90 degrees)
4.	3K-0360	[16]	SEAL
5.	030-8194	[2]	CONNECTOR
	2M-9780	[2]	SEAL
6.	4J-5468	[2]	CLAMP
7.	0L-1351	[2]	BOLT
8.	3B-4506	[5]	LOCKWASHER
9.	9D-6263	[1]	HOSE ASSEM. (not serv)
			For service furnish:
	5P-0178 H		HOSE 130 cm(51.19 in.)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING ASSEM. (90 degrees)
10.	9D-6264	[1]	HOSE ASSEM. (not serv)
			For service furnish:
	5P-0178 H		HOSE 125 cm(49.22 in.)
	8S-6417	[1]	COUPLING (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING (90 degrees)
11.	005-4362	[2]	ELBOW
12.	7D-9984	[2]	ELBOW
13.	8D-9501	[1]	BLOCK
14.	1A-5822	[2]	BOLT
	3B-4508	[2]	LOCKWASHER
15.	9S-4185	[6]	PLUG
16.	9D-6255	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	5P-0178 H		HOSE 74 cm(29.14 in.)
	8S-6417	[2]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
17.	8J-5913 Y	[1]	CHECK VALVE GROUP
			(Separate Illustration)
18.	0L-1143	[3]	BOLT
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE CENTIMETRE

#SEBP10450621

2G-3490: LINES GP-CIRCLE DRIVE MOTOR

LINES GP-CIRCLE DRIVE MOTOR

2G3490 CIRCLE DRIVE MOTOR LINES GROUP
Serial No. 87V1643 to 87V5701 inclusive and 82V700-Up
8J5913 Valve parts are shown on Page 194

c227975 SEBP1045

2G3490 LINES GP-CIRCLE DRIVE MOTOR Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7D-9984 C	[2]	ELBOW
			- OR -
	030-7962	[2]	ELBOW (swivel)
	030-8188	[2]	CONNECTOR
2.	030-8188	[4]	CONNECTOR
3.	9D-5964	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 CH		HOSE 151.97 in.(386 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING ASSEM. (90 degrees)
4.	3K-0360	[6]	SEAL
5.	030-8194	[2]	CONNECTOR
	2M-9780	[2]	SEAL
6.	4J-5468	[2]	CLAMP
7.	0L-1351	[2]	BOLT
8.	5P-1075	[7]	WASHER (conical)
9.	2G-3788	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 CH		HOSE 86.22 in.(219 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	1P-9919	[1]	COUPLING ASSEM. (45 degrees)
10.	2G-2562	[1]	CLAMP
11.	2G-2563	[1]	CLAMP
12.	2G-2623	[2]	PLATE
13.	0L-1143 C	[3]	BOLT
14.	8J-5913 Y	[1]	CHECK VALVE GROUP
			(Separate Illustration)
15.	0L-1143	[2]	BOLT 63.5 mm(2.5 in.)long
			- OR -
	0T-0573 C	[2]	BOLT 69.85 mm(2.75 in.)long
	7K-4743 C	[2]	WASHER
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE INCH

#SEBP10450622

2G-3490: LINES GP-CIRCLE DRIVE MOTOR

LINES GP-CIRCLE DRIVE MOTOR

2G3490 CIRCLE DRIVE MOTOR LINES GROUP
Serial No. 87V5702 to 87V5725 inclusive
8J5913 Valve parts are shown on Page 194

c301274 SEBP1045

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	030-7962	[2]	ELBOW (swivel)
	030-8188	[2]	CONNECTOR
2.	030-8188 C	[3]	CONNECTOR
3.	9D-5964	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 CH		HOSE 151.97 in. (386 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING ASSEM. (90 degrees)
4.	3K-0360	[6]	SEAL
5.	030-8194	[2]	CONNECTOR
	2M-9780	[2]	SEAL
6.	4J-5468	[2]	CLAMP
7.	0L-1351	[2]	BOLT
8.	5P-1075	[7]	WASHER (conical)
9.	2G-3788	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 CH		HOSE 86.22 in.(219 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	1P-9919	[1]	COUPLING ASSEM. (45 degrees)
10.	2G-2562	[1]	CLAMP
11.	2G-2563	[1]	CLAMP
12.	2G-2623	[2]	PLATE
13.	0L-1143 C	[3]	BOLT
14.	8J-5913 Y	[1]	CHECK VALVE GROUP
			(Separate Illustration)
15.	0T-0573 C	[2]	BOLT 69.85mm(2.75 in.)long
	7K-4743 C	[2]	WASHER
16.	7D-9984 C	[1]	ELBOW
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE INCH

#SEBP10450623

2G-3490: LINES GP-CIRCLE DRIVE MOTOR

LINES GP-CIRCLE DRIVE MOTOR

2G3490 CIRCLE DRIVE MOTOR LINES GROUP
Serial No. 87V5726-Up. 8J5913 Valve parts are shown on Page 194

c301275 SEBP1045

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7D-9984 C	[3]	ELBOW
2.	030-8188	[3]	CONNECTOR
3.	9D-5964	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 H		HOSE 151.97 in.(386 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	8S-6393	[1]	COUPLING ASSEM. (90 degrees)
4.	3K-0360	[6]	SEAL
5.	030-8194	[2]	CONNECTOR
	2M-9780	[2]	SEAL
6.	4J-5468	[2]	CLAMP
7.	0L-1351	[2]	BOLT
8.	5P-1075	[7]	WASHER (conical)
9.	2G-3788	[2]	HOSE ASSEM. (not serv)
			For service of each furnish:
	2P-5943 CH		HOSE 86.22 in.(219 cm)
	8S-6417	[1]	COUPLING ASSEM. (straight)
	4S-5414	[2]	SLEEVE
	1P-9919	[1]	COUPLING ASSEM. (45 degrees)
10.	2G-2562	[1]	CLAMP
11.	2G-2563	[1]	CLAMP
12.	2G-2623	[2]	PLATE
13.	0L-1143 C	[3]	BOLT
14.	8J-5913 Y	[1]	CHECK VALVE GROUP
			(Separate Illustration)
15.	0T-0573 C	[2]	BOLT 69.85mm(2.75 in.)long
	7K-4743 C	[2]	WASHER
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION
	H		ORDER BY THE INCH

#SEBP10450624

9D-1275: LOCK GP-CENTERSHIFT

LOCK GP-CENTERSHIFT

9D1275 CENTERSHIFT LOCK GROUP

c230643 SEBP1045

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9D-0735	[1]	PIN
2.	5J-1808	[2]	SEAL-O-RING
3.	9D-4447	[1]	PISTON
4.	9D-5064	[1]	SEAL
5.	9F-7283	[1]	SEAL-O-RING
6.	9D-4448	[1]	HOUSING
7.	9D-4443	[1]	CAP
8.	2H-9247	[1]	SEAL-O-RING
9.	8D-1777	[2]	WASHER-THRUST 1.905MM(.075IN)THK
	8D-1776	[1]	WASHER-THRUST 2.388MM(.094IN)THK
10.	1D-4753 C	[1]	SPRING
11.	9D-4442	[1]	HOUSING
12.	7H-3171	[1]	PLUG-PIPE
13.	0S-1571	[2]	BOLT
	0T-0329	[1]	LOCK-NUT
14.	5P-1895	[2]	BOLT
15.	6F-0711	[1]	SEAL-O-RING
16.	9D-0736 C	[2]	SEAL
17.	3B-4510	[2]	LOCKWASHER
			-OR-
	2S-5658 C	[2]	WASHER-HARD
	C		CHANGE FROM PREVIOUS TYPE

#SEBP10450625

9D-1360: CYLINDER & MOUNTING GP-CSHIFT

CYLINDER & MOUNTING GP-CSHIFT

9D1360 CENTERSHIFT CYLINDER AND MOUNTING GROUP
Serial No. 87V1138 to 87V4145 inclusive
8J8777 Cylinder parts are shown on Page 196B

c203353 SEBP1045

9D1360 CYLINDER & MOUNTING GP-CSHIFT Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1A-8063	[4]	BOLT
2.	3B-4512	[4]	LOCKWASHER
3.	8J-8777 Y	[1]	CYLINDER GROUP
			(Separate Illustration)
4.	9D-2911	[2]	CAP
5.	9D-2756	[4]	INSERT
6.	3B-8485	[2]	FITTING
	Y		SEPARATE ILLUSTRATION

#SEBP10450626

9D-1360: CYLINDER & MOUNTING GP-CSHIFT

CYLINDER & MOUNTING GP-CSHIFT

9D1360 CENTERSHIFT CYLINDER AND MOUNTING GROUP
Serial No. 87V4146-Up
3G5226 Cylinder parts are shown on Page 197

c223864 SEBP1045

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1A-8063	[4]	BOLT
2.	3B-4512	[4]	LOCKWASHER
3.	3G-5226 CY	[1]	CYLINDER GROUP
			(Separate Illustration)
4.	2G-9097 C	[2]	CAP
5.	9D-2756	[4]	INSERT
6.	3B-8485	[2]	FITTING
7.	2G-9102 C	[8]	SHIM
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#SEBP10450627

8J-8777: CENTERSHIFT CYLINDER GROUP

CENTERSHIFT CYLINDER GROUP

8J8777 CENTERSHIFT CYLINDER GROUP--(Change 2)--76 mm (3") Bore x 457 mm (18.00") Stroke
Serial No. 87V1138 to 87V4145 inclusive
Part of 9D1360 Centershift Cylinder and Mounting Group shown on Page 196

c203379 SEBP1045

8J8777 CENTERSHIFT CYLINDER GROUP Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7J-5639	[1]	BOLT
2.	3K-5234	[1]	WASHER
3.	6J-5733	[1]	RING
4.	6J-1972	[1]	SEAL ASSEM.
5.	7J-5682	[1]	PISTON
6.	8J-8869	[1]	CYLINDER ASSEM.
7.	5H-8848	[1]	SEAL
8.	6J-5731	[1]	RING
9.	6J-9178	[1]	SEAL
10.	5J-8175	[1]	SEAL
11.	8J-5911	[1]	CROWN
12.	7J-3351	[1]	HEAD
13.	4J-8980	[1]	SEAL
14.	8J-8776	[1]	ROD ASSEM.
15.	8J-5912	[1]	SET SCREW

#SEBP10450628

3G-5226: CYLINDER GP-CENTERSHIFT

CYLINDER GP-CENTERSHIFT

3G5226 CENTERSHIFT CYLINDER GROUP--(Change 0)--76 mm (3") Bore x 457 mm (18.00") Stroke
Serial No. 87V4146-Up
Part of 9D1360 Centershift Cylinder and Mounting Group shown on Page 196A

c223865 SEBP1045

3G5226 CYLINDER GP-CENTERSHIFT Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7J-5639	[1]	BOLT
2.	3K-5234	[1]	WASHER
3.	6J-5733	[1]	RING
4.	6J-1972	[1]	SEAL ASSEM.
5.	7J-5682	[1]	PISTON
6.	3G-5689	[1]	CYLINDER ASSEM.
7.	5H-8848	[1]	SEAL
8.	6J-5731	[1]	RING
9.	6J-9178	[1]	SEAL
10.	5J-8175	[1]	SEAL
11.	8J-5911	[1]	CROWN
12.	7J-3351	[1]	HEAD
13.	4J-8980	[1]	SEAL
14.	3G-5687	[1]	ROD ASSEM.
15.	8J-5912	[1]	SET SCREW

#SEBP10450629

9D-5000: CONTROL GP-CENTERSHIFT

CONTROL GP-CENTERSHIFT

9D5000 CENTERSHIFT LOCK CONTROL GROUP
Serial No. 87V1138 to 87V2672 inclusive and 82V668 to 82V770 inclusive
8D7306 Valve parts are shown on Page 199

c154170 SEBP1045

9D5000 CONTROL GP-CENTERSHIFT Parts scheme

For full view, you need register

Parts for your 120G MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8D-7306 Y	[1]	VALVE GROUP
			(Separate Illustration)
2.	5M-6214	[1]	PLUG
3.	3B-8822	[3]	ELBOW
4.	5H-4778 C	[2]	UNION
5.	5P-0720 H		HOSE 502.9 cm(198 in.)
6.	5K-8451	[5]	CLIP
7.	0S-0509	[2]	BOLT
	3B-4506	[2]	LOCKWASHER
8.	5P-0720 H		HOSE 502.9 cm(198 in.)
9.	4S-7560	[1]	HOSE ASSEM. 55.9 cm(22 in.)
10.	4D-2560	[3]	UNION
11.	3S-2093	[2]	TIE
12.	4H-6146	[4]	CONNECTOR
13.	4B-1227	[1]	SCREW
14.	9F-9831	[3]	WASHER
15.	2G-1537	[1]	BRACKET
	2G-1536	[1]	SPRING
16.	4B-8626	[1]	SCREW
17.	4B-1232	[1]	SCREW
18.	2G-1535	[1]	BASE
19.	9D-9685 C	[1]	WIRE ASSEM.
			(Includes)
	5P-0650 J		WIRE 3.05 dm(12 in.)
	4L-3916	[1]	TERMINAL (female)
20.	2L-8076	[1]	TERMINAL
21.	9D-4210 C	[1]	WIRE ASSEM.
			(Includes)
	5P-0497 J		WIRE 2.03 dm(8 in.)
	4L-3916	[1]	TERMINAL (female)
22.	8M-0537	[1]	TERMINAL
23.	2J-4211 C	[1]	UNION
24.	6D-8981 C	[1]	VALVE ASSEM.
25.	7J-8611 C	[1]	ELBOW
	3B-7738	[1]	NIPPLE
	J		ORDER BY THE DECIMETRE
	Y		SEPARATE ILLUSTRATION
	C		INDICATES CHANGE
	H		ORDER BY THE CENTIMETRE