TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM (7S1603 N/S)--Top View--Part 2 of 2 Serial No. 99J1754 to 99J2245 inclusive 3S1741 Filter and 7S1993 Valve parts are shown on Pages 68 and 69 D6C

POWER TRAIN

CLUTCH GP

0. 7S-1603 TRANSMISSI
1. 7S-1603 TRANSMISSI
2. 7S-1603 TRANSMISSI

PUMP GP

3. 7S-3884 OIL PUMP G

FILTER GP

4. 3S-1741 FILTER GP

PUMP GP

5. 3P-6814 PUMP GP-GE

SCREEN GP

6. 9M-8669 SCREEN GP-

VALVE GP-RELIEF

7. 7S-1993 RELIEF VAL

DRIVE GP-FINAL

8. 5M-7751 FINAL DRIV
9. 5M-7751 FINAL DRIV
0. INFORMATION

TRACK-TYPE TRACTOR D6C TRACK-TYPE TRACTOR 99J
D6C TRACTOR 99J01754-02534 (MACHINE) UEG0748S D6C 99J (1967)

POWER TRAIN

CLUTCH GP

7M-0440 GEAR SHIFT AND FLYWHEEL CLUTCH CONTROL

5M-5070 CLUTCH GP-FLYWHEEL

7S-1603 TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

#UEG0748S0090

7S-1603: TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM (7S1603 N/S)--Top View--Part 2 of 2
Serial No. 99J1754 to 99J2245 inclusive
3S1741 Filter and 7S1993 Valve parts are shown on Pages 68 and 69

c140905 UEG0748S

7S1603 TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM Parts scheme

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-4987	[ 9]	SEAL
2.	0S-1571	[ 5]	BOLT
3.	3B-4506	[ 33]	LOCKWASHER
4.	1A-2029	[ 9]	BOLT
5.	1P-3286	[ 1]	TUBE ASSEM.
6.	0S-1594	[ 2]	BOLT
7.	1D-4717	[ 6]	NUT
8.	1P-3288	[ 1]	TUBE ASSEM.
9.	8M-4436	[ 2]	SEAL
10.	9M-2740	[ 1]	TUBE ASSEM.
11.	2S-6683	[ 2]	HOSE
12.	8S-8713	[ 2]	CLIP
13.	9S-9393	[ 1]	TUBE ASSEM.
14.	9M-5962	[ 1]	ELBOW
15.	1P-1556	[ 1]	HOSE ASSEM.
16.	0S-1588	[ 8]	BOLT
17.	1P-4577	[ 4]	FLANGE
18.	0S-1619	[ 2]	BOLT
19.	0S-1590	[ 5]	BOLT
20.	8M-4988	[ 1]	SEAL
21.	1F-3133	[ 2]	GASKET
22.	5S-5836	[ 1]	TUBE ASSEM.
23.	0L-1143	[ 2]	BOLT
24.	5S-5840	[ 1]	HOSE ASSEM.
25.	9S-5977	[ 1]	CLIP
26.	4B-4278	[ 1]	WASHER
27.	9S-9447	[ 1]	TUBE ASSEM.
28.	8M-4390	[ 1]	SEAL
29.	8B-6127	[ 1]	CLIP
30.	7B-1597	[ 1]	CLIP
31.	0T-0102	[ 2]	BOLT
32.	4S-8457 H		TUBE 33.4 cm
33.	5S-5839	[ 1]	TUBE ASSEM.
34.	2P-9546	[ 1]	TUBE
35.	7S-1993	[ 1]	VALVE GROUP
36.	3S-1741 Y	[ 1]	FILTER GROUP
37.	9S-9420	[ 4]	CLAMP
38.	6F-0127	[ 1]	SPACER
39.	2K-5232	[ 1]	SPACER
			SEPARATE ILLUSTRATION
			ORDER BY THE CENTIMETRE

#UEG0748S0091

7S-1603: TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM (7S1603 N/S)--Side View--Part 1 of 2
Serial No. 99J2246-Up. 3P6814 Pump and 9M8669 Screen parts are shown on Pages 68A and 69

c152043 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5B-2638	[ 1]	BOLT
2.	3B-4506	[ 32]	LOCKWASHER
3.	0L-1352	[ 1]	BOLT
4.	8M-7998	[ 1]	GUIDE ASSEM.
5.	8M-7994	[ 1]	PLUNGER ASSEM.
6.	0S-1594	[ 4]	BOLT
7.	7M-1588	[ 1]	GASKET
8.	8S-0481	[ 1]	TUBE ASSEM.
9.	1A-2029	[ 11]	BOLT
10.	9M-8669 Y	[ 1]	SCREEN GROUP
11.	5F-5523	[ 1]	SPRING
12.	9M-1448	[ 1]	VALVE
13.	5B-5946	[ 1]	PLUG
	6B-9186	[ 1]	GASKET
14.	3P-6814 C Y	[ 1]	PUMP GROUP
15.	7S-1636	[ 1]	PLATE
16.	4B-4278	[ 6]	WASHER
17.	1D-4717	[ 4]	NUT
18.	0S-1571	[ 10]	BOLT
19.	7S-3987	[ 1]	TUBE ASSEM.
20.	8M-4987	[ 5]	SEAL
21.	8S-2957	[ 1]	BRACKET
22.	0S-1588	[ 2]	BOLT
23.	7S-1872	[ 1]	TUBE ASSEM.
24.	7S-3985	[ 1]	TUBE ASSEM.
25.	0T-0102	[ 1]	BOLT
26.	5S-6882	[ 1]	HOUSING ASSEM.
	6H-1810	[ 1]	DOWEL
27.	9S-9449	[ 1]	BRACKET ASSEM.
28.	9M-1408	[ 1]	GASKET
29.	9M-1486	[ 1]	TUBE ASSEM.
30.	8M-4448	[ 1]	SEAL
31.	8F-8882	[ 1]	SEAL
32.	1S-3520	[ 1]	GASKET
33.	0L-0364	[ 2]	LOCK
34.	8M-4445	[ 1]	SEAL
			SEPARATE ILLUSTRATION
			INDICATES CHANGE

#UEG0748S0092

7S-1603: TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM (7S1603 N/S)--Top View--Part 2 of 2
Serial No. 99J2246-Up
3S1741 Filter and 7S1993 Valve parts are shown on Pages 68 and 69

c152044 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-4987	[ 9]	SEAL
2.	0S-1571	[ 5]	BOLT
3.	3B-4506	[ 33]	LOCKWASHER
4.	1A-2029	[ 9]	BOLT
5.	1P-3286	[ 1]	TUBE ASSEM.
6.	0S-1594	[ 2]	BOLT
7.	1D-4717	[ 6]	NUT
8.	1P-3288	[ 1]	TUBE ASSEM.
9.	8M-4436	[ 2]	SEAL
10.	9M-2740	[ 1]	TUBE ASSEM.
11.	2S-6683	[ 2]	HOSE
12.	8S-8713	[ 2]	CLIP
13.	9S-9393	[ 1]	TUBE ASSEM.
14.	9M-5962	[ 1]	ELBOW
15.	1P-1556	[ 1]	HOSE ASSEM.
16.	0S-1588	[ 8]	BOLT
17.	1P-4577	[ 4]	FLANGE
18.	0S-1619	[ 2]	BOLT
19.	0S-1590	[ 5]	BOLT
20.	8M-4988	[ 1]	SEAL
21.	1F-3133	[ 2]	GASKET
22.	5S-5836	[ 1]	TUBE ASSEM.
23.	0L-1143	[ 2]	BOLT
24.	5S-5840	[ 1]	HOSE ASSEM.
25.	9S-5977	[ 1]	CLIP
26.	4B-4278 C	[ 9]	WASHER
27.	9S-9447	[ 1]	TUBE ASSEM.
28.	8M-4390	[ 1]	SEAL
29.	8B-6127	[ 1]	CLIP
30.	7B-1597	[ 1]	CLIP
31.	0T-0102	[ 2]	BOLT
32.	5P-1200 C H		TUBE 33.4 cm(13.13 in.)
33.	5S-5839	[ 1]	TUBE ASSEM.
34.	2P-9546	[ 1]	TUBE
35.	7S-1993 Y	[ 1]	VALVE GROUP
	3S-1741	[ 1]	FILTER GROUP
37.	5P-0597 C	[ 4]	CLAMP
38.	6F-0127	[ 1]	SPACER
39.	2K-5232	[ 1]	SPACER
			SEPARATE ILLUSTRATION
			INDICATES CHANGE
			ORDER BY THE CENTIMETRE

#UEG0748S0093

7S-3884: OIL PUMP GROUP

OIL PUMP GROUP

7S3884 OIL PUMP GROUP
Serial No. 99J1754 to 99J2245 inclusive
Part of Lubrication System shown on Page 66

c108720 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
1M-3736	[ 2]	DOWEL
		(PART OF BODY ASSEM 9H909)
0S-1608	[ 1]	BOLT
3S-0004	[ 1]	WASHER
8F-9516	[ 2]	SEAL
9M-0761	[ 1]	MANIFOLD
2M-3436	[ 1]	COVER ASSEM
7S-3883	[ 1]	GEAR (12 TEETH-IDLER)
0L-1352	[ 4]	BOLT
3S-0004	[ 4]	WASHER
5M-6214	[ 1]	PLUG
8M-5661	[ 1]	SEAL
1P-0872	[ 1]	PLATE
5M-3320	[ 2]	BEARING
9M-1164	[ 1]	COVER
0S-1594	[ 2]	BOLT
3S-0004	[ 2]	WASHER
7S-3882	[ 1]	GEAR (12 TEETH-DRIVE)
5M-3320	[ 2]	BEARING
		(PART OF COVER ASSEM 2M3436)
0L-1143	[ 1]	BOLT
3S-0004	[ 1]	WASHER
9H-0909	[ 1]	BODY ASSEM

#UEG0748S0094

3S-1741: FILTER GP

FILTER GP

3S1741 TRANSMISSION AND STEERING CLUTCH FILTER GROUP
Part of Lubrication System shown on Page 67

c127715 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-0788	[1]	HOUSING ASSEM.
2.	3D-2871	[4]	STUD
			(Part of 5S788 Assem.)
3.	3S-1748	[1]	RETAINER ASSEM.
4.	3F-7514	[1]	PIN
5.	4S-7648	[1]	WASHER
6.	4S-7647	[1]	VALVE
7.	0S-1595	[4]	BOLT
8.	9S-7227 C	[1]	COVER ASSEM.
	2S-9694	[1]	PIN
			(Part of 9S7227 Assem.)
9.	2H-9247	[1]	SEAL
10.	4H-1790	[1]	SPRING
11.	4S-8975	[1]	TUBE
12.	4J-6064	[1]	ELEMENT ASSEM. (Disposable)
13.	3S-1751	[1]	SEAL
14.	4S-5858	[1]	PLUG ASSEM.
15.	7M-8485	[1]	SEAL
			(Part of 4S5858 Assem.)
16.	9M-4685	[1]	SPRING
17.	9S-4191 C	[1]	PLUG
	3J-1907	[1]	SEAL
	C		INDICATES CHANGE FROM PREVIOUS

#UEG0748S0095

3P-6814: PUMP GP-GEAR

PUMP GP-GEAR

3P6814 OIL PUMP GROUP
Serial No. 99J2246-Up. Part of Transmission, Flywheel Clutch and Steering Clutch
Lubrications System shown on Page 67A

c152048 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
5S-6622	[1]	SEAL
1M-3736	[2]	DOWEL
0S-1608	[1]	BOLT
3S-0004	[1]	WASHER
2D-8009	[2]	SEAL
3P-6812	[1]	MANIFOLD ASSEM.
1P-0983	[1]	COVER ASSEM.
7S-3883	[1]	GEAR ASSEM. (12 teeth-idler)
0L-1352	[4]	BOLT
3S-0004	[4]	WASHER
9S-4182	[1]	PLUG
3J-7354	[1]	SEAL
9S-4191	[1]	PLUG
3J-1907	[1]	SEAL
3P-6813	[1]	PLATE
5M-3320	[2]	BEARING
		(Part of 3P6812 Assem.)
9M-1164	[1]	COVER
8M-5661	[1]	SEAL
0S-1594	[2]	BOLT
3S-0004	[2]	WASHER
7S-3882	[1]	GEAR ASSEM. (12 teeth-drive)
5M-3320	[2]	BEARING
		(Part of IP983 Assem.)
0L-1143	[1]	BOLT
3S-0004	[1]	WASHER
9H-0906	[1]	BODY

#UEG0748S0096

9M-8669: SCREEN GP-MAGNETIC

SCREEN GP-MAGNETIC

9M8669 MAGNETIC SCREEN GROUP
Part of Lubrication System shown on Page 66

c113539 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3D-2871	[4]	STUD
2.	1D-4717	[4]	NUT
3.	3S-3439	[1]	COVER
4.	3S-3440	[1]	SPRING WASHER
5.	5F-0149	[2]	SEAL
6.	3S-3875	[1]	SCREEN
7.	2S-1641	[1]	TUBE ASSEM.
8.	8M-7160	[4]	MAGNET
9.	1J-8668	[4]	STUD (2" long)
			-OR-
	8M-1047	[4]	STUD (1.70" long)
			-OR-
	2M-4779	[4]	STUD (1.80" long)
	1D-4717	[4]	NUT
	3B-4506	[4]	LOCKWASHER
10.	8M-7166	[1]	HOUSING

#UEG0748S0097

7S-1993: RELIEF VALVE GROUP

RELIEF VALVE GROUP

7S1993 RELIEF VALVE GROUP
Part of Lubrication System shown on Page 67

c121185 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
	7S-1991	[ 1]	VALVE ASSEM.
			Consisting of:
1.	1S-1636	[ 1]	RETAINER
2.	1S-1638	[ 1]	RING
3.	7S-1945	[ 1]	VALVE
4.	4M-2381	[ 1]	SPRING
5.	1S-2121	[ 1]	PLUNGER
6.	7S-2787	[ 1]	SLUG
7.	8H-1037	[ 1]	RING
8.	2S-8399	[ 1]	PLUG
9.	8M-4445	[ 1]	SEAL
10.	9F-2247	[ 1]	PLUG
11.	5M-6214	[ 1]	PLUG
12.	7S-1992	[ 1]	HOUSING
13.	2S-8686	[ 1]	COVER
14.	1A-2029	[ 2]	BOLT
	3B-4506	[ 2]	LOCKWASHER
15.	7M-1397	[ 2]	SPACER (.36" Thick)
	5M-3492	[ 2]	SPACER (.010" Thick)
16.	8M-5249	[ 1]	SEAL
17.	7S-1934	[ 1]	SPRING

#UEG0748S0098

5M-7751: FINAL DRIVE GP

FINAL DRIVE GP

FINAL DRIVE (5M7751 N/S)--Upper Half--Part 1 of 2

c135611 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
0S-1589	[24]	BOLT
3B-4510	[24]	LOCKWASHER
1M-8748 R	[2]	SEAL GROUP
6H-1309	[4]	RING
		(2 IN EACH SEAL GROUP 1M8748)
5M-6711	[2]	GASKET
0L-2341	[2]	NUT
2P-2810	[4]	INNER RACE
5M-6704	[2]	LOCK
1K-6705	[2]	BOLT
6B-5163	[4]	OUTER RACE AND ROLLER ASSEM.
0S-1585	[12]	BOLT (1.75" LONG)
3H-7654	[12]	WASHER
2S-7603	[2]	DRUM (120 TEETH)
2S-7607	[2]	FLANGE
3F-1953	[2]	DOWEL
5M-7383	[2]	CAGE
9S-8669	[2]	INNER RACE
6B-5067	[2]	OUTER RACE AND ROLLER ASSEM.
1S-4974	[2]	SEAL
3F-1953	[2]	DOWEL
7S-0847	[2]	CAGE
0L-1026	[4]	PLUG
3H-4174	[2]	DOWEL
5S-0192	[2]	PINION (12 TEETH)
0L-1026	[2]	PLUG
3F-1953	[2]	DOWEL
4S-6257	[1]	CASE (RIGHT HAND)
4S-6258	[1]	CASE (LEFT HAND)
2B-7557	[6]	CORK
1A-5919	[6]	DOWEL
9S-4085	[2]	INNER RACE
5M-7705	[2]	OUTER RACE AND ROLLER ASSEM.
1P-1898	[2]	GEAR AND PINION
		(38 AND 10 TEETH)
R		REMFG PART MAY BE AVAILABLE

#UEG0748S0099

5M-7751: FINAL DRIVE GP

FINAL DRIVE GP

FINAL DRIVE (5M7751 N/S)--Lower Half-Part 2 of 2

c143435 UEG0748S

For full view, you need register

Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
3S-9985	[1]	HUB ASSEM.
		(Part of 3S9986 Group)
4F-6066	[2]	GUARD
		(Part of 3S9985 Assem.)
1P-1897	[2]	GEAR (51 Teeth)
3B-4990	[36]	BOLT
6B-6683	[36]	NUT
5M-6623	[18]	LOCK
0S-0509	[10]	BOLT
3B-4506	[10]	LOCKWASHER
6B-4844	[2]	GUARD
5M-6651 R	[2]	HUB
5M-1176 R	[4]	SEAL GROUP (std.)
		-OR-
5P-0374 C	[4]	SEAL GROUP
		(High Temperature)
2B-7906	[2]	PIN
5M-6670	[2]	SHAFT
1B-8742	[2]	KEY
2B-8091	[2]	RING
8H-3325	[2]	NUT
9M-2744	[2]	CONE
1M-6573	[2]	CUP
2M-0344	[2]	RING
		(Part of 5M1176 Group)
3N-0759	[2]	RING
		(Part of 5P374 Group)
4B-4341	[9]	RIVET
		(Part of 3S9985 Assem.)
0S-1585	[56]	BOLT (1.50 in. long)
2M-0849	[56]	WASHER
1B-2886	[8]	BOLT (3.75 in. long)
2M-0849	[8]	WASHER
5S-4017	[2]	PLUG
4S-6256	[2]	NUT
2P-1623	[2]	GASKET
5M-6630	[2]	CAGE
5M-6636	[2]	SUPPORT
4S-6752	[2]	SEAL
5M-6637	[2]	BEARING
1F-1006	[1]	DOWEL
		(Part of 5S6531 Assem.)
4B-9374	[2]	CUP
3B-8489	[2]	FITTING
4B-9373	[2]	CONE
2S-4365	[2]	RETAINER ASSEM.
0S-0130	[2]	PIN
		(Part of 2S4365 Assem.)
1A-7486	[2]	NUT
5M-5075	[2]	CAP
9F-2247	[2]	PLUG
2S-4366	[8]	SHIM
9M-4007	[2]	DOWEL
		(Part of 5S6531 Assem.)
5M-6628	[2]	LOCK
5M-6631	[2]	NUT
5S-6531	[2]	HOLDER ASSEM.
5M-6632	[2]	GASKET
7B-3235	[12]	BOLT
3B-4508	[12]	LOCKWASHER
6B-4942	[2]	LOCK
5M-6627	[2]	SEAL
6F-7024	[2]	BOLT
1B-4206	[2]	NUT
3B-4510	[2]	LOCKWASHER
7S-7330	[2]	LOCK
3S-9986	[2]	SPROCKET GROUP
3S-8182	[20]	BOLT
7H-3607	[20]	NUT
3S-9983	[5]	SEGMENT (std.)
		(Parts of 3S9986 Group)
		-OR-
3P-5713 H	[5]	SEGMENT (snow & mud)
		(For one Sprocket)
H		NOT PART OF FINAL DRIVE & WHEE
R		REMFG PART MAY BE AVAILABLE
C		INDICATES CHANGE