8D6901 STEERING GEAR GROUP--Part 2 of 2 Serial No. 14S968-Up and 15S1374-Up 627B WHEEL TRACTOR

STEERING SYSTEM

STEERING GEAR GP

0. 8D-6901 STEERING G

STEERING GP

1. 2G-5998 STEERING A

PUMP GP

2. 2G-5955 PUMP GP-SU
3. 3G-1233 PUMP GP-GE
4. 3G-1233 PUMP GP-GE
5. 2G-5945 PUMP GP-VA
6. 3G-2834 CARTRIDGE
7. 3G-1240 PUMP GP-VA
8. 3G-1240 PUMP GP-VA

BRAKING SYSTEM

TANK GP

9. 8D-8160 TANK GP-AI
0. INFORMATION

WHEEL TRACTOR 627B WHEEL TRACTOR 14S
627B TRACTOR 14S00662-01079 (MACHINE) POWERED BY 3306 ENGINE SEBP1146 627B 14S (1974)

STEERING SYSTEM

STEERING GEAR GP

8D-6901 STEERING GEAR GP

#SEBP11460500

8D-6901: STEERING GEAR GP

STEERING GEAR GP

8D6901 STEERING GEAR GROUP--Part 2 of 2
Serial No. 14S968-Up and 15S1374-Up

c174269 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7M-8930	[1]	SEAL-LIP TYPE
2.	8D-6895	[1]	HOUSING AS
3.	5F-3728	[2]	BEARING-SLEEVE
4.	8D-6892	[1]	GROMMET
5.	5D-0353	[14]	BOLT-SELF LOCKING
6.	5M-2894	[18]	WASHER
7.	8D-6898	[1]	SUPPORT AS
8.	5F-6545	[1]	GASKET
9.	5P-4869	[1]	CLAMP-HOSE
10.	8D-4979	[1]	BOOT
11.	2J-6540	[1]	CLAMP
12.	5F-5552	[1]	GASKET
13.	0S-1571	[3]	BOLT
14.	5F-5551	[1]	COVER-HOUSING
15.	6K-5550	[1]	SCREW-SET
	2H-3789	[1]	NUT
	0L-1213	[1]	GASKET-LARGE
16.	8D-6888	[1]	SHAFT
17.	0L-0702	[2]	NUT-JAM
	3B-4518	[2]	LOCKWASHER
18.	2G-1736	[1]	HOUSING-STEERING GEAR
	5H-4279	[1]	PLUG-CUP
19.	9D-5637	[1]	BEARING-SLEEVE
20.	7F-9559	[1]	BUSHING
21.	5F-6393	[1]	SHAFT
22.	1B-8706	[3]	KEY-WOODRUFF
23.	9M-5552	[12]	SHIM
24.	2B-7408	[1]	PLUG-PIPE
25.	7B-0280	[1]	SEAL-LIP TYPE
26.	2G-2149	[1]	COUPLING
27.	1D-4717	[3]	NUT
28.	7K-4370	[4]	BOLT
	5P-8247	[4]	WASHER-HARD
29.	2G-2137	[1]	SHAFT
30.	8D-6896	[1]	PLATE AS
	9M-3914	[1]	BEARING-ALIGNING
31.	034-3557	[6]	BOLT-SELF LOCKING
32.	4D-1688	[1]	LEVER
33.	6N-8863	[2]	WASHER

#SEBP11460501

2G-5998: STEERING AR-SUPPLEMENTAL

STEERING AR-SUPPLEMENTAL

2G5998 SUPPLEMENTAL STEERING ARRANGEMENT
AN ATTACHMENT

SEBP11460501 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
2G-5945 Y	[1]	VANE PUMP GROUP
2G-5955 Y	[1]	STEERING PUMP GROUP
2G-5965 Y	[1]	STEERING LINES GROUP
Y		SEPARATE ILLUSTRATION

#SEBP11460502

2G-5955: PUMP GP-SUPPLEMENTAL STEERING

PUMP GP-SUPPLEMENTAL STEERING

2G5955 STEERING PUMP GROUP
Part of 2G5998 Supplemental Steering Arrangement listed on Page 176
3G1233 Pump parts are shown on Pages 177 & 177B

c228131 SEBP1146

2G5955 PUMP GP-SUPPLEMENTAL STEERING Parts scheme

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2D-6417	[1]	RING
2.	9S-3581	[2]	CUP
	9S-3582	[2]	CONE
3.	9D-1139	[1]	SHAFT
4.	9D-1141	[8]	SHIM
5.	5S-3676	[1]	SEAL
6.	3D-8352	[1]	RING
7.	9D-1138	[1]	COUPLING
8.	9D-0938	[1]	ADAPTER
9.	0S-1566	[2]	BOLT
	3B-4510	[2]	LOCKWASHER
10.	3G-1233 Y	[1]	PUMP GROUP
			(Separate Illustration)
11.	5F-3999	[1]	SEAL
12.	9D-0642	[1]	CAGE
13.	5D-0353 C	[4]	BOLT
	5M-2894 C	[4]	WASHER
14.	9D-0906	[1]	PINION
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#SEBP11460503

3G-1233: PUMP GP-GEAR

PUMP GP-GEAR

3G1233 GEAR PUMP GROUP--Type 1
Part of 2G5955 Steering Pump Group

c226544 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8F-4271	[8]	STUD
2.	8H-5724	[16]	NUT
	6J-2391	[16]	WASHER
3.	5S-1522	[2]	RING
4.	3G-1741	[1]	COUPLING
5.	9J-5654	[2]	SEAL
6.	9J-9841	[1]	PLUG
7.	3G-1280	[1]	SPACER
8.	1A-2360	[8]	STUD
			THE FOLLOWING REPAIR KITS ARE AVAILABLE:
	3G-2279 C	[1]	SECTION KIT (front)
	C	[1]	SECTION KIT (rear)
	3G-2278 C	[1]	SEAL KIT
	C		INDICATES CHANGE

#SEBP11460504

3G-1233: PUMP GP-GEAR

PUMP GP-GEAR

3G1233 GEAR PUMP GROUP--Type 2
Part of 2G5955 Steering Pump Group shown on Page 177

c236623 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8F-4271	[8]	STUD
2.	8H-5724	[16]	NUT
	6J-2391	[16]	WASHER
3.	5S-1522 C	[2]	RING-SNAP
4.	3G-1741 C	[1]	COUPLING
5.	6V-1899 C	[2]	SEAL-LIP TYPE
6.	3G-7242 C	[1]	PLUG
7.	3G-1280	[1]	SPACER
8.	1A-2360	[8]	STUD

			THE FOLLOWING REPAIR
			KITS ARE AVAILABLE:
	3G-2279	[1]	KIT-FRONT SECTION
	3G-2280 C	[1]	KIT-REAR SECTION
	3G-1745 C	[1]	KIT-SEAL
	4T-0471 C	[1]	KIT-SETSCREW
	C		CHANGE FROM PREVIOUS TYPE

#SEBP11460505

2G-5945: PUMP GP-VANE

PUMP GP-VANE

2G5945 VANE PUMP GROUP--Supplemental Steering
Part of 2G5998 Supplemental Steering Arrangement listed on Page 176
3G1240 Pump parts are shown on Pages 179 & 180

c162702 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3G-1240 Y	[1]	PUMP GP-VANE
2.	1D-4720	[2]	NUT
	3B-4510	[2]	LOCKWASHER
3.	8D-5209	[1]	COUPLING
	2D-6417	[1]	RING-LOCK
4.	5F-3999	[1]	SEAL-O-RING
	Y		SEPARATE ILLUSTRATION

#SEBP11460506

3G-2834: CARTRIDGE GP

CARTRIDGE GP

3G2834 CARTRIDGE GROUP--25 Gallons per Minute
Part of 3G1240 Vane Pump Group shown on Page 180

c213346 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3G-1264	[4]	RETAINER
2.	3G-1265	[4]	SEAL
3.	2J-8163	[1]	SEAL
4.	3G-1820	[1]	SEAL
5.	4J-9225	[1]	RING
6.	1H-5728	[1]	SEAL

#SEBP11460507

3G-1240: PUMP GP-VANE

PUMP GP-VANE

3G1240 VANE PUMP GROUP--Supplemental Steering--Type 1
Part of 2G5945 Vane Pump Group shown on Page 178

c162703 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4J-9225 H	[1]	RING
2.	1H-5728 H	[1]	SEAL
3.	2H-3928 H	[1]	SEAL
4.	4J-9220 H	[1]	RING
5.	2J-8163 H	[1]	SEAL
6.	7J-0566	[1]	CARTRIDGE ASSEM.--(25 GPM)
7.	5J-5924	[1]	CARTRIDGE ASSEM.--(42 GPM)
8.	2H-3935 H	[1]	SEAL
9.	4J-9221 H	[1]	RING
10.	5F-3106 H	[1]	SEAL
11.	3J-7719	[1]	RING
12.	3L-1425	[1]	BEARING
13.	2J-7763	[1]	WASHER
14.	2J-7764 H	[1]	SEAL
15.	9J-5151 H	[1]	SEAL
16.	1J-6474	[1]	RING
17.	9J-5099	[1]	SHAFT
18.	4H-0407	[1]	PLUG
19.	4J-7781	[1]	COVER
20.	9J-5120	[1]	BODY
21.	1S-0668 H	[1]	RING
22.	6H-3977 H	[1]	SEAL
23.	8J-1578	[1]	COVER ASSEM.
			(Includes)
24.	7J-4076	[8]	DAMPER
25.	4J-7945	[4]	BOLT
			THE FOLLOWING REPAIR KIT IS AVAILABLE:
	9J-5108	[1]	KIT
			(CONSISTS OF ALL PARTS MARKED H)

#SEBP11460508

3G-1240: PUMP GP-VANE

PUMP GP-VANE

3G1240 VANE PUMP GROUP--Supplemental Steering--Type 2
Part of 2G5945 Vane Pump Group shown on Page 178
3G2834 and 3G2238 Cartridge parts are shown on Pages 178 & 258

c213344 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3G-2834 CRY	[1]	CARTRIDGE GP (25 GPM)
2.	3G-2238 CRY	[1]	CARTRIDGE GP (42 GPM)
3.	3J-7719	[1]	RING-RETAINING
4.	3L-1425	[1]	BALL BEARING
5.	2J-7763	[1]	WASHER
6.	2J-7764	[1]	SEAL-LIP TYPE
7.	9J-5151	[1]	SEAL-LIP TYPE
8.	1J-6474	[1]	RING-RETAINING
9.	9J-5099	[1]	SHAFT
10.	3G-2632 C	[1]	PLUG
11.	9J-5120	[1]	BODY
12.	8J-1578	[1]	COVER AS
13.	7J-4076	[8]	DAMPER-BOLT
14.	4J-7781	[1]	COVER
15.	4J-7945	[4]	BOLT
	C		CHANGE FROM PREVIOUS TYPE
	R		REMFG PART MAY BE AVAILABLE
	Y		SEPARATE ILLUSTRATION

#SEBP11460509

8D-8160: TANK GP-AIR

TANK GP-AIR

8D8160 AIR TANK GROUP
Serial No. 14S655 to 14S809 inclusive and 15S900 to 15S1082 inclusive

c162943 SEBP1146

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Parts for your 627B WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2D-9155	[3]	ELBOW
2.	2H-9091	[1]	UNION
3.	7D-6864 C	[2]	VALVE
4.	7D-6865 C	[2]	BODY (valve)
5.	5H-4778	[1]	UNION
6.	7D-7719	[2]	TANK ASSEM.
7.	2D-9089	[2]	CLAMP
8.	5H-4954	[2]	CLAMP
9.	7D-6936	[2]	VALVE ASSEM.
10.	2H-3940	[3]	UNION
11.	9D-1072	[1]	HOSE ASSEM. 21.59 cm(8.50 in.)
12.	7D-5998	[1]	HOSE ASSEM. 50.80 cm(20 in.)
13.	4D-2560 C	[1]	UNION
14.	9D-5844	[1]	HOSE ASSEM. 93.98 cm(37 in.)
15.	5P-0722 CH		HOSE 132.08 cm(52 in.)
	2D-0296	[2]	COUPLING
16.	4H-3283	[2]	BOLT
	1D-4717	[2]	NUT
	3B-4506	[2]	LOCKWASHER
17.	3B-6553 C	[1]	ELBOW
18.	6B-9664	[1]	VALVE
	C		INDICATES CHANGE
	H		ORDER BY THE CENTIMETRE