130-9042 CYLINDER GP-STEERING -RH S/N 4MK1-UP 57.15-MM (2.25-IN) BORE X 267-MM (10.51-IN)STROKE PART OF 8W-2290 CYLINDER & MTG GP-STEERING 120H NA

HYDRAULIC SYSTEM

CYLINDER GP

0. 130-9042 CYLINDER G
1. 9T-2393 CYLINDER G
2. 9T-2395 CYLINDER G
3. 121-9242 CYLINDER G

VALVE GP-CONTROL

4. 108-4916 DETENT GP-

DRIVE GP

5. 110-4656 DRIVE GP-C
6. 5T-0570 DRIVE GP-C

ACCUMULATOR GP

7. 8X-9733 LINES GP-A

LINES GP-HYDRAULIC

8. 142-7379 LINES GP-C
9. 106-4781 LINES GP-H
0. INFORMATION

MOTOR GRADER 120H NA MOTOR GRADER 4MK
120H Motor Grader 4MK00001-UP (MACHINE) POWERED BY 3116 Engine SEBP2310 120H NA 4MK (1994)

HYDRAULIC SYSTEM

CYLINDER GP

112-5575 CYLINDER GP-SIDESHIFT

130-9041 CYLINDER GP-STEERING

130-9042 CYLINDER GP-STEERING

9T-2393 CYLINDER GP-STEERING

9T-2395 CYLINDER GP-STEERING

121-9242 CYLINDER GP-WHEEL LEAN

#SEBP23100660

130-9042: CYLINDER GP-STEERING

CYLINDER GP-STEERING

130-9042 CYLINDER GP-STEERING -RH
S/N 4MK1-UP
57.15-MM (2.25-IN) BORE X 267-MM (10.51-IN)STROKE
PART OF 8W-2290 CYLINDER & MTG GP-STEERING

i01337139 SEBP2310

1309042 CYLINDER GP-STEERING Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9T-2388	[1]	PISTON
2.	130-9045	[1]	CYLINDER AS (RH)
		[1]	CAP AS
	005-8639	[1]	BEARING-ALIGNING
	148-2592	[1]	BOSS AS
2A.	1N-5999	[1]	PLUG-O-RING
2B.	7J-0204	[1]	SEAL-O-RING
3.	154-6579	[1]	ROD
4.	162-6448	[2]	PLUG AS
			(EACH INCLUDES)
	1N-5999	[1]	PLUG-O-RING
	7J-0204	[1]	SEAL-O-RING
5.	167-2186	[1]	SEAL AS-BUFFER
6.	167-2294	[1]	SEAL-U-CUP
7.	378-2695 M	[1]	BOLT (M20X2.5X70-MM)
8.	175-7895	[1]	SEAL-O-RING
9.	1U-3998	[1]	SEAL AS
10.	226-8202	[1]	SEAL-WIPER
11.	4J-9225	[1]	RING-BACKUP
12.	7H-2423	[1]	RING-WEAR
13.	8T-3282	[1]	WASHER-HARD (22X35X3.5-MM THK)
14.	9T-3727	[1]	HEAD

			AVAILABLE REPAIR KIT(S):
	246-5916	[1]	KIT-SEAL (CYLINDER)
			(INCLUDES SEALS & RINGS)
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

#SEBP23100661

9T-2393: CYLINDER GP-STEERING

CYLINDER GP-STEERING

9T-2393 CYLINDER GP-STEERING -RH
S/N 4MK1-UP
57.15-MM (2.25-IN) BORE X 267-MM (10.5-IN) STROKE
PART OF 8W-2290 CYLINDER & MTG GP-STEERING

i00122869 SEBP2310

9T2393 CYLINDER GP-STEERING Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	130-9045	[1]	CYLINDER AS (RH)
2.	6V-5845 M	[1]	BOLT (M20X2.5X70-MM)
3.	8T-3282 C	[1]	WASHER-HARD (22X35X3.5-MM THK)
4.	9T-2388	[1]	PISTON
5.	1U-3998 J	[1]	SEAL AS
6.	7H-2423 J	[1]	RING-WEAR
7.	9T-2387	[1]	ROD AS
8.	9T-3727	[1]	HEAD
9.	167-2186 J	[1]	SEAL AS-BUFFER
10.	167-2294 J	[1]	SEAL-U-CUP
11.	226-8202 J	[1]	SEAL-WIPER
12.	4J-9225 JC	[1]	RING-BACKUP
13.	5H-8848	[1]	SEAL-O-RING
14.	1N-5999	[1]	PLUG-O-RING
15.	7J-0204	[1]	SEAL-O-RING

			AVAILABLE REPAIR KIT(S):
	8T-6397 J	[1]	KIT-HYD CYLINDER SEAL
	C		CHANGE FROM PREVIOUS TYPE
	J		KITS MARKED J INCLUDE PARTS MARKED J
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

#SEBP23100662

9T-2395: CYLINDER GP-STEERING

CYLINDER GP-STEERING

9T-2395 CYLINDER GP-STEERING -LH
S/N 4MK1-UP
57.15 MM BORE X 267.00 MM STROKE
PART OF 8W-2290 CYLINDER & MTG GP-STEERING

i00122870 SEBP2310

9T2395 CYLINDER GP-STEERING Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9T-2394	[1]	CYLINDER AS (LH)
	005-8639	[1]	BEARING-ALIGNING
2.	6V-5845 M	[1]	BOLT (M20X2.5X70-MM)
3.	8T-3282 C	[1]	WASHER-HARD (22X35X3.5-MM THK)
4.	9T-2388	[1]	PISTON
5.	1U-3998 J	[1]	SEAL AS
6.	7H-2423 J	[1]	RING-WEAR
7.	9T-2387	[1]	ROD AS
8.	9T-3727	[1]	HEAD
9.	8C-9122	[1]	SEAL AS
10.	5J-8150 J	[1]	SEAL-U-CUP
11.	8C-9131	[1]	SEAL-LIP TYPE
12.	4J-9225 JC	[1]	RING-BACKUP
13.	5H-8848 J	[1]	SEAL-O-RING
14.	1N-5999	[1]	PLUG-O-RING
15.	7J-0204	[1]	SEAL-O-RING

			AVAILABLE REPAIR KIT(S):
	8T-6397	[1]	KIT-HYD CYLINDER SEAL
			(INCLUDES PARTS MARKED J)
	C		CHANGE FROM PREVIOUS TYPE
	J
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

#SEBP23100663

121-9242: CYLINDER GP-WHEEL LEAN

CYLINDER GP-WHEEL LEAN

121-9242 CYLINDER GP-WHEEL LEAN
S/N 4MK1-UP
88.9-MM (3.5-IN) BORE X 149-MM (5.87-IN) STROKE
PART OF 8W-2737 CYLINDER & MTG GP-WHEEL LEAN

i00123647 SEBP2310

1219242 CYLINDER GP-WHEEL LEAN Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	123-1076	[1]	CYLINDER AS
	2G-8631	[1]	BUSHING
2.	173-9683 M	[1]	BOLT (M30X3.5X90-MM)
3.	9X-8399	[1]	WASHER (33X56X6-MM THK)
4.	4T-8054 J	[1]	SEAL AS
5.	7J-9885 J	[1]	RING-WEAR
6.	9T-9040	[1]	PISTON
7.	175-7898 J	[1]	SEAL-O-RING
8.	4J-9224 J	[1]	RING-BACKUP
9.	6E-4974	[1]	HEAD
10.	121-9245	[1]	ROD AS
	2G-8631	[1]	BUSHING
11.	308-1845	[1]	SEAL-WIPER
12.	356-8331 J	[1]	SEAL-U-CUP
13.	289-2935	[1]	SEAL AS-BUFFER
14.	4T-5613 J	[1]	RING-WEAR

			AVAILABLE REPAIR KIT(S):
	376-9011 J	[1]	KIT-HYD CYLINDER SEAL
			(INCLUDES RINGS & SEALS)
			(FOR USE WITH REHS1392)
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART
	R		REMANUFACTURED PART MAY BE AVAILABLE

#SEBP23100664

108-4916: DETENT GP-CONTROL VALVE

DETENT GP-CONTROL VALVE

108-4916 DETENT GP-CONTROL VALVE
S/N 4MK1-UP
PART OF 107-0547, 153-8907, 6E-3031, 6E-3037 VALVE GP-CONTROL
ALSO AN ATTACHMENT

i00123091 SEBP2310

1084916 DETENT GP-CONTROL VALVE Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[1]	RETAINER
2.		[1]	RETAINER
3.		[1]	SPRING
4.	5B-9318	[6]	BALL

#SEBP23100665

110-4656: DRIVE GP-CIRCLE

DRIVE GP-CIRCLE

110-4656 DRIVE GP-CIRCLE
S/N 4MK1-403
PART OF 8W-6223 BLADE AR

i00123131 SEBP2310

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1H-7339	[1]	SEAL-O-RING
2.	0S-1585	[4]	BOLT (1/2-13X1.5-IN)
3.	5P-8245	[4]	WASHER-HARD (13.5X25.5X3-MM THK)
4.	9D-1491	[1]	COUPLING
5.	4H-6996	[1]	PIN-SPRING
6.	2H-9247	[1]	SEAL-O-RING
7.	1B-5174	[1]	PLUG-PIPE
8.	9D-1142	[1]	WORM-CIRCLE DRIVE
9.	1B-4038	[2]	CUP-BEARING
	1B-4046	[2]	CONE-BEARING
10.	8T-0336	[1]	FITTING-PRESSURE RELIEF
11.	2B-7410	[1]	PLUG-PIPE
12.	7D-8983 B	[10]	SHIM (0.005-IN THK)
	7D-8984 B	[6]	SHIM (0.007-IN THK)
13.	2G-6695	[1]	BRACKET
14.	105-3196 Y	[1]	MOTOR GP-GEROTOR (CIRCLE DRIVE)
15.	1F-7958	[4]	NUT-FULL (1/2-13-THD)
16.	5P-8245	[12]	WASHER-HARD (13.5X25.5X3-MM THK)
17.	6H-1717	[5]	BOLT (1/2-13X1.125-IN)
	5K-8454	[3]	BOLT (1/2-13X1.12-IN)(SELF-LOCKING)
18.	110-4654	[1]	COVER AS
19.	106-7129	[1]	BUSHING
20.	1L-7388	[2]	RING-RETAINING
21.	5H-4909	[1]	SEAL-O-RING
22.	106-7130	[1]	GEAR-WORM (36-TEETH)
23.	9X-8887	[2]	BOLT (3/4-10X3-IN)
	7M-2360	[2]	WASHER (19.8X41X9.5-MM THK)
24.	4F-9653	[1]	SEAL-O-RING
25.	1A-1415	[1]	NUT (1-7/8-12-THD)
	8D-7423	[1]	WASHER-SPECIAL (81.03X48.41X1.6MM THK)
	8D-7424	[1]	SPACER (48X81X6-MM THK)
26.	8W-5092	[1]	PINION-CIRCLE DRIVE
27.	2J-3506	[4]	NUT-FULL (3/4-10-THD)
	5P-8248	[4]	WASHER-HARD (20X36.5X3.5-MM THK)
28.	106-7131	[1]	SHAFT
29.	8D-7425	[2]	WASHER-THRUST (2.81X4.25X0.12-IN THK)
30.	9W-6645	[1]	SEAL GP-DUO-CONE
31.	110-4655	[1]	HOUSING AS
	110-4652	[1]	HOUSING
32.	2D-8154	[4]	STUD-TAPERLOCK (1/2-13X2.36-IN)
33.	7D-3504	[4]	STUD-TAPERLOCK (3/4-10X3.39-IN)
34.	106-7128	[1]	BUSHING
	B		USE AS REQUIRED
	Y		SEPARATE ILLUSTRATION

#SEBP23100666

5T-0570: DRIVE GP-CIRCLE

DRIVE GP-CIRCLE

5T-0570 DRIVE GP-CIRCLE
S/N 4MK404-UP
PART OF 8W-6223 BLADE AR
ALSO AN ATTACHMENT

i00122144 SEBP2310

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	105-3196 CY	[1]	MOTOR GP-GEROTOR (CIRCLE DRIVE)(CIRCLE DRIVE)
2.	1B-4038	[2]	CUP-BEARING
3.	1B-5174	[1]	PLUG-PIPE
4.	9D-1142	[1]	WORM-CIRCLE DRIVE
5.	5K-8454	[3]	BOLT (1/2-13X1.12-IN)
6.	5P-8245	[19]	WASHER-HARD (13.5X25.5X3-MM THK)
7.	6H-1717	[5]	BOLT (1/2-13X1.125-IN)
8.	2B-7410	[1]	PLUG-PIPE
9.	2H-9247	[1]	SEAL-O-RING
10.	7D-8983 B	[10]	SHIM (0.005-IN THK)
11.	4H-6996	[1]	PIN-SPRING
12.	9D-1491	[1]	COUPLING
13.	2G-6695	[1]	BRACKET
14.	1H-7339	[1]	SEAL-O-RING
15.	0S-1585	[7]	BOLT (1/2-13X1.5-IN)
16.	8T-0336	[1]	FITTING-PRESSURE RELIEF
17.	6G-5534	[1]	COVER AS
	6G-5537	[1]	BEARING
18.	5S-7379	[4]	BOLT (3/8-16X0.875-IN)
19.	1F-7958 C	[4]	NUT-FULL (1/2-13-THD)
20.	6G-1908	[1]	HOUSING AS-DRIVE
20A.	2D-8154	[4]	STUD-TAPERLOCK (1/2-13X2.36-IN)
20B.	8D-7426	[1]	BUSHING
20C.	7D-3504	[4]	STUD-TAPERLOCK (3/4-10X3.39-IN)
20D.	8D-9804	[1]	HOUSING-DRIVE
25.	6G-5547	[1]	PLATE
26.	6G-5538	[1]	COVER
27.	6G-5539	[1]	GASKET
28.	5H-4909	[1]	SEAL-O-RING
29.	6G-5542	[2]	SPACER (119.2X178X9.3-MM THK)
30.	6G-5533	[1]	GEAR-WORM (36-TEETH)
31.	9X-8887 C	[2]	BOLT (3/4-10X3-IN)
32.	5K-5288	[1]	SEAL GP-DUO-CONE
	5K-5129	[2]	RING-SEALING
34.	8D-7425	[2]	WASHER-THRUST (2.81X4.25X0.12-IN THK)
35.	6G-5532	[1]	SHAFT-DRIVE PINION
36.	1A-1415	[1]	NUT (1-7/8-12-THD)
37.	2J-3506	[4]	NUT-FULL (3/4-10-THD)
38.	5P-8248	[4]	WASHER-HARD (20X36.5X3.5-MM THK)
39.	4F-9653	[1]	SEAL-O-RING
40.	261-8553	[1]	PINION-CIRCLE DRIVE
41.	6G-5548	[1]	SPACER (69.5X89X0.8-MM THK)
42.	6Y-7953	[6]	DISC-FRICTION
43.	6G-5543 B	[6]	SHIM (0.13-MM THK)
44.	6G-6122	[1]	SPRING-DISC
45.	2G-0478	[5]	PLATE-CLUTCH
46.	1B-4046	[2]	CONE-BEARING
47.	7D-8984 B	[6]	SHIM (0.007-IN THK)
48.	7M-2360	[2]	WASHER (19.8X41X9.5-MM THK)
49.	8D-7423	[1]	WASHER-SPECIAL (81.03X48.41X1.6MM THK)
50.	8D-7424	[1]	SPACER (48X81X6-MM THK)
51.	6G-5544 B	[9]	SHIM (0.25-MM THK)
52.	8T-4896	[4]	WASHER-HARD (10.2X18.5X2.5-MM THK)
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE
	R		REMANUFACTURED PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#SEBP23100667

8X-9733: LINES GP-ACCUMULATOR

LINES GP-ACCUMULATOR

8X-9733 LINES GP-ACCUMULATOR
S/N 4MK1-UP
PART OF 8X-9747 ACCUMULATOR AR-BLADE CUSHION
AN ATTACHMENT

i00122838 SEBP2310

8X9733 LINES GP-ACCUMULATOR Parts scheme

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Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3D-2824	[6]	SEAL-O-RING
2.	5P-9810	[2]	UNION
3.	7T-6517 Y	[2]	MANIFOLD GP-CONTROL
4.	6V-8633	[2]	CONNECTOR
5.	6V-9851	[1]	ELBOW
6.	6V-8398	[7]	SEAL-O-RING
7.	6V-9837	[2]	TEE-SWIVEL
8.	134-0746 I	[1]	HOSE AS
9.	151-9849 I	[1]	HOSE AS
10.	134-0744 I	[1]	HOSE AS
11.	108-0706 I	[1]	HOSE AS
12.	6D-4244	[2]	CLIP (LOOP)
13.	7X-0289	[1]	BOLT (3/8-16X1.875-IN)
14.	8T-4896	[1]	WASHER-HARD (10.2X18.5X2.5-MM THK)
15.	9D-0953 B	[1]	SPACER (0.406X0.75X0.88-IN THK)(.88MM THK)
	B		USE AS REQUIRED
	I		REFER TO HYDRAULIC INFORMATION SYSTEM
	Y		SEPARATE ILLUSTRATION

#SEBP23100668

142-7379: LINES GP-CENTERSHIFT LOCK

LINES GP-CENTERSHIFT LOCK

142-7379 LINES GP-CENTERSHIFT LOCK
S/N 4MK404-UP
PART OF 8W-6223 BLADE AR

i00555627 SEBP2310

1427379 LINES GP-CENTERSHIFT LOCK Parts scheme

For full view, you need register

Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6V-8397	[6]	SEAL-O-RING
2.	6V-8724	[3]	ELBOW
3.	3J-1907	[6]	SEAL-O-RING
4.	142-7374 I	[1]	HOSE AS
5.	6V-8636	[3]	CONNECTOR
6.	112-9442 I	[1]	HOSE AS
7.	4D-7733	[3]	CLIP (LOOP)
8.	8T-4896	[1]	WASHER-HARD (10.2X18.5X2.5-MM THK)
9.	5S-7379	[1]	BOLT (3/8-16X0.875-IN)
10.	142-7373 I	[1]	HOSE AS
11.	8W-8528	[4]	SLEEVE
	I		REFER TO HYDRAULIC INFORMATION SYSTEM

#SEBP23100669

106-4781: LINES GP-HYDRAULIC

LINES GP-HYDRAULIC

106-4781 LINES GP-HYDRAULIC
S/N 4MK1-127
4 CIRCUITS, RH
PART OF 8W-6223 BLADE AR

i00122991 SEBP2310

For full view, you need register

Parts for your 120H NA MOTOR GRADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6V-8723	[4]	ELBOW
2.	3K-0360	[18]	SEAL-O-RING
3.	6V-9836	[2]	TEE-SWIVEL
4.	107-8141 I	[1]	HOSE AS
5.	107-8142 I	[1]	HOSE AS
6.	107-8140 I	[1]	HOSE AS
7.	8W-0220 I	[1]	HOSE AS
8.	107-8148 I	[1]	HOSE AS
9.	107-8147 I	[1]	HOSE AS
10.	8T-1683	[2]	ELBOW
11.	6V-8397	[20]	SEAL-O-RING
12.	6V-8634	[4]	CONNECTOR
13.	107-8151 I	[1]	HOSE AS
14.	107-8150 I	[1]	HOSE AS
15.	8T-1687	[1]	CONNECTOR
16.	6V-8398	[2]	SEAL-O-RING
17.	9B-7237	[1]	BOLT (3/8-16X1.25-IN)
18.	107-8146 I	[2]	HOSE AS
19.	7X-0289	[1]	BOLT (3/8-16X1.875-IN)
20.	8T-4896	[13]	WASHER-HARD (10.2X18.5X2.5-MM THK)
21.	108-1607	[1]	CLAMP
22.	5P-8167	[3]	BOLT (3/8-16X0.625-IN)
23.	8T-4222	[3]	WASHER-PLATED (11X32X2.5-MM THK)
24.	5S-7379	[7]	BOLT (3/8-16X0.875-IN)
25.	108-1609	[2]	CLAMP
26.	5D-2645	[2]	CLAMP
27.	8T-0076	[3]	CONNECTOR
28.	5D-4988	[4]	CLAMP
29.	2B-0941	[2]	SPACER (10.5X19X19-MM THK)
30.	7X-0288	[1]	BOLT (3/8-16X1.625-IN)
31.	4J-5468	[3]	CLAMP
32.	2G-5493	[1]	CLAMP
33.	9R-8870	[1]	BLOCK
34.	5P-0599	[1]	CLAMP-BAND
35.	6V-9876	[3]	ELBOW
36.	6V-8625	[1]	ELBOW
37.	2H-9889	[1]	BOLT (3/8-16X2.375-IN)
38.	7W-5672	[1]	PIPE
39.	8T-1296 B	[4]	WASHER (10.5X19X3.5-MM THK)
40.	1S-0994	[4]	CLIP (LOOP)
41.	6V-8801	[2]	NUT (3/8-16-THD)
42.	6D-4244	[2]	CLIP (LOOP)
43.	5P-5931 BD		SEAL
	B		USE AS REQUIRED
	D		ORDER BY THE METER
	I		REFER TO HYDRAULIC INFORMATION SYSTEM

Information:

HYDRAULIC SYSTEM

CYLINDER GP

Operation and Maintenance Manual

Blade Lift Cylinder Socket - Check/Adjust/Replace
120H and 135H Motor Graders

Centershift Cylinder Socket - Check/Adjust/Replace
120H and 135H Motor Graders

Centershift Cylinder Socket - Lubricate
120H and 135H Motor Graders

Wheel Lean Bar Bearings - Lubricate
120H and 135H Motor Graders

Wheel Lean Bearings - Lubricate
120H and 135H Motor Graders

Blade Lift Cylinder Socket - Lubricate
120H and 135H Motor Graders

Wheel Lean Cylinder Bearings - Lubricate
120H and 135H Motor Graders

Special Instruction

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}
Installation of Vented Buffer Seal Assembly, U-Cup Seal, and Double Lip Wiper Seal for Hydraulic Cylinders{7562}

Installation of Double Lip Wiper Seal{7562}
Installation of Double Lip Wiper Seal{7562}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Service Letter-NACD

Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H
Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H

Service Letter-Australia

Service Letter-CFEL

Technical Information Bulletin

Surface Finishes of Cylinder Bores{7562}
Surface Finishes of Cylinder Bores{7562}

Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}
Color Change for Cylinder Rod Seals (Wiper, U-Cup and Buffer){5100, 7555, 7562}

Specifications

Articulation Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Blade Lift Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Blade Tip Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Centershift Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Scarifier Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Sideshift Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Wheel Lean Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Articulation Cylinder Mounting
120H and 135H Motor Graders Hydraulic and Steering System

Blade Lift Cylinder Mounting
120H and 135H Motor Graders Hydraulic and Steering System

Wheel Lean Cylinder and Mounting
120H and 135H Motor Graders Hydraulic and Steering System

Centershift Cylinder Mounting
120H and 135H Motor Graders Hydraulic and Steering System

Steering Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Articulation Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Blade Lift Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Steering Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Blade Tip Cylinder
120H and 135H Motor Graders Hydraulic and Steering System

Tool Operating Manual

Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}
Procedures for Using the 232-4686 Cylinder Washer Tank Group European Union Compliant{0374, 0599, 0680, 0738}

1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}
1U-9001 and 1U-9002 Automatic Hone Tooling{0599, 0677, 0738, 7562, 7562}

Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}
Model HCS-40 Hydraulic Cylinder Servicer{0374, 0599, 0700, 0738, 7562}

4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}

Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}
Using the 265-4177, 265-4209 Service Tool Groups to Install Sensors in Position-Sensing Hydraulic Cylinders{0599, 0709, 0738, 1439, 7562, 7562}

Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}
Using the 9U-7868 and 9U-7869 Spanner Wrench to Remove and install Threaded Gland Cylinder Heads{0374, 0599, 0602, 0738}

Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}
Procedures for Using the 120-9143 Cylinder Washer Tank Group {0374, 0602, 0680, 0738}

Service Letter-China

Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H
Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H

Service Letter-Asia

Reuse And Salvage Guidelines

Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}
Testing Hydraulic Cylinders Using the 188-3926 Caterpillar Cylinder Tester and the 9U-6803 Caterpillar Cylinder Tester {0784, 7562}

Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}
Reuse Guideline for Hydraulic Cylinder Position Sensor {5574, 5736}

Hydraulic Cylinder Repair Process {7562}
Hydraulic Cylinder Repair Process {7562}

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Inspection and Salvage of Hydraulic Cylinder Components {7562}
Inspection and Salvage of Hydraulic Cylinder Components {7562}

Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}
Measuring Bores and Installing Seals in Standard and Oversized Hydraulic Cylinders {5100, 7562}

Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}
Machining the O-ring Groove into the Face of Oversized Bolted Head Hydraulic Cylinders {0677, 5100, 7562}

HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}
HVOF Identification and Polishing (Superfinishing){0674, 0679, 1000, 7000, 7562}

Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}
Thermal Spray Procedures for Hydraulic Cylinder Rods{0679, 7562, 7562}

Contamination Control Guidelines

Hydraulic Cylinder Honing {7562}
Hydraulic Cylinder Honing {7562}

Applied Failure Analysis

Hydraulic Cylinder Seal Failure Analysis {7555, 7562}
Hydraulic Cylinder Seal Failure Analysis {7555, 7562}

Service Letter-APD

Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H
Steering Cylinders May Interfere With Axle On Certain 12H, 120H, 135H, 140H, 143H, 160H, And 163H

Testing and Adjusting

Steering System - Purge
120H, 12H, 135H, 140H, 143H, 160H and 163H Motor Graders Hydraulic and Steering System

Bench Test Procedures

Disassembly and Assembly

Steering Cylinders
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Wheel Lean Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Blade Lift Cylinders
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Ball & Socket Joint Inserts
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Blade Side Shift Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Blade Centershift Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Blade Tip Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Articulation Cylinders
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Ripper Lift Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Scarifier Lift Cylinder
120H & 135H MOTOR GRADERS MACHINE SYSTEM

Service Magazine

New Engine Cylinder Head Injector Sleeve Used In Both Mechanical Unit Injection (MUI) And Hydraulic Electronic Unit Injection (HEUI) Engines{1125}
1996/02/26

Blade Lift Cylinder Port Moved From Front To Back To Prevent Damage{5102}
1996/10/21

New Threaded Gland Cylinder Heads Have Stronger Seal Land{7562,4303,5102,5104,5105,5223,5229,5265,5452}
1996/11/11

An Improved Adjustment Procedure For The Steering Console Cylinder Eliminates Steering Console Drift {4300,5258}
1997/01/27

Rotated Cylinder Cap Changes Location Of Hydraulic Line To Protect Line On Blade Lift Cylinder Group{5057,5102}
1997/10/06

Self Locking Bolt Improves Retention In Steering Console Cylinder {4310,4338}
1997/11/24

New Blade Tip Cylinder Bracket Increases Wear Strip Life {5254,6174}
1999/09/13

New Blade Tip Cylinder Bracket Increases Wear Strip Life {5254,6174}
1999/10/04

New Cylinders Use Piston To Stop Instead Of Piston Bolt {5106,5223,5458,5468,5457,5486}
1999/10/04

Correction to Testing and Adjusting , "Cylinder Cycle Time - Check" {7562}
2000/04/24

New Assembly Instructions for Rod Seals on Hydraulic Cylinders are Available {7562}
2001/09/04

Correctly Assembling the Buffer Seal Will Prevent Failure of the U-Cup Seals {7562}
2001/07/30

Double Lip Wiper Seals Must Be Installed Properly {7562}
2002/12/09

A New Locknut Improves Retention of the Retaining Pin {5229}
2005/01/24

Procedure Now Available to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
2013/02/28

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}

A Rework Procedure Improves the Seal Assembly Performance in Hydraulic Cylinders on Cat Products {7562}
2010/04/30

New U-Cup Seal are Available with a Narrow Width to Service Cylinders in the Field {4303, 5101, 5102, 5104, 5456, 5457, 5458, 7562}
2010/12/24

Cat® Reman Announces Remanufactured Cylinders For Motor Grader Applications {4303, 5102, 5106, 5211, 5213, 5223, 5229, 5265}
2015/06/05

Caterpillar Parts SIS Catalog 120H NA :

130-9041 CYLINDER GP-STEERING

112-5575 CYLINDER GP-SIDESHIFT

9T-6951 CYLINDER GP-SCARIFIER

165-2510 CYLINDER GP-SCARIFIER

132-4926 CYLINDER GP-LIFT

119-8664 CYLINDER GP-LIFT

6E-4724 CYLINDER GP-HYDRAULIC

9T-2393 CYLINDER GP-STEERING

9T-2395 CYLINDER GP-STEERING

121-9242 CYLINDER GP-WHEEL LEAN

108-4916 DETENT GP-CONTROL VALVE

110-4656 DRIVE GP-CIRCLE

5T-0570 DRIVE GP-CIRCLE

8X-9733 LINES GP-ACCUMULATOR

142-7379 LINES GP-CENTERSHIFT LOCK

Truck sale:

52,000

Caterpillar 120HNA, Construction
- motor graders
WHAYNE SUPPLY COMPANY

54,000

Caterpillar 120HNA, Construction
- motor graders
WHAYNE SUPPLY COMPANY

67,539 USD

Caterpillar 120HNA, Construction
- motor graders
WILLIAM ADAMS PTY. LTD.
Australia

70,293

Caterpillar 120HNA, Construction
- motor graders
avspare

64,900

Caterpillar 120HNA, Construction
- motor graders
FOLEY EQUIPMENT COMPANY