3S1741 TRANSMISSION AND STEERING CLUTCH FILTER GROUP Part of 7S1603 Transmission, Flywheel Clutch and Steering Clutch Lubrication System shown on Page 101 D6C

3S1741 TRANSMISSION AND STEERING CLUTCH FILTER GROUP
Part of 7S1603 Transmission, Flywheel Clutch and Steering Clutch
Lubrication System shown on Page 101

c168199 HEBP1137

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9S-7227	[ 1]	COVER ASSEM.
2.	2S-9694	[ 1]	PIN
3.	9S-4191	[ 1]	PLUG
	3J-1907	[ 1]	SEAL
4.	0S-1595	[ 4]	BOLT
5.	3F-7514	[ 1]	PIN
6.	4S-8975	[ 1]	TUBE
7.	9S-4205	[ 1]	PLUG
8.	7M-8485	[ 1]	SEAL
9.	9M-4685	[ 1]	SPRING
10.	3S-1748	[ 1]	RETAINER ASSEM.
	3S-1751	[ 1]	SEAL
11.	5S-0788	[ 1]	HOUSING ASSEM.
12.	3D-2871	[ 4]	STUD
13.	4J-6064	[ 1]	ELEMENT ASSEM. (disposable)
			-OR-
	3G-4621 C H	[ 1]	ELEMENT ASSEM.
			(Fire Resistant Fluid)
14.	4S-7648	[ 1]	WASHER
15.	4H-1790	[ 1]	SPRING
16.	4S-7647	[ 1]	VALVE
17.	2H-9247	[ 1]	SEAL
			NOT PART OF 3S1741 FILTER GR
			INDICATES CHANGE

#HEBP11370161

3P-6814: PUMP GP-GEAR

PUMP GP-GEAR

3P6814 OIL PUMP GROUP
Part of 7S1603 Transmission, Flywheel Clutch and Steering Clutch Lubrication
System shown on Page 100

c152048 HEBP1137

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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

#HEBP11370162

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

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

7S1603 TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM--Side View--Part 1 of 2
3P6814 Pump and 9M8669 Screen parts are shown on Pages 99 and 102

c154826 HEBP1137

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

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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
			(See Separate Illustration)
11.	5F-5523	[1]	SPRING
12.	9M-1448	[1]	VALVE
13.	5B-5946	[1]	PLUG
	6B-9186	[1]	GASKET
14.	3P-6814 YC	[1]	PUMP GROUP
			(See Separate Illustration)
15.	7S-1636	[1]	PLATE
16.	4B-4278 C	[8]	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 ASSEM.
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
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#HEBP11370163

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

TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM

7S1603 TRANSMISSION, FLYWHEEL CLUTCH AND STEERING CLUTCH LUBRICATION SYSTEM--Top View--Part 2 of 2
3S1741 Filter and 7S1993 Valve parts are shown on Pages 99 and 102

c154827 HEBP1137

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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.	9F-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-1497	[1]	CLIP
31.	0T-0102	[2]	BOLT
32.	9M-3019	[1]	TUBE
33.	5S-5839	[1]	TUBE ASSEM.
34.	2P-9546	[1]	TUBE
35.	7S-1993	[1]	VALVE GROUP
36.	3S-1741 Y	[1]	FILTER GROUP
			(Separate Illustration)
37.	5P-0597 C	[4]	CLAMP
38.	6F-0127	[1]	SPACER
39.	2K-5232	[1]	SPACER
	C		INDICATES CHANGE
	Y		SEPARATE ILLUSTRATION

#HEBP11370164

9M-8669: SCREEN GP-MAGNETIC

SCREEN GP-MAGNETIC

9M8669 MAGNETIC SCREEN GROUP
Part of 7S1603 Transmission, Flywheel Clutch and Steering Clutch
Lubrication System shown on Page 100

c113539 HEBP1137

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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

#HEBP11370165

7S-1993: RELIEF VALVE GROUP

RELIEF VALVE GROUP

7S1993 RELIEF VALVE GROUP
Part of 7S1603 Transmission, Flywheel Clutch and Steering Clutch
Lubrication System shown on Page 101

c121185 HEBP1137

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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

#HEBP11370166

6P-3946: FRAME AND CASE GROUP

FRAME AND CASE GROUP

6P3946 FRAME AND CASE GROUP
Part of 6P4661 Sound Suppression Arrangement listed on Page 129
AN ATTACHMENT

c157619 HEBP1137

6P3946 FRAME AND CASE GROUP Parts scheme

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8M-2615	[4]	DOWEL
	4L-6943	[4]	RING
2.	9H-5999	[8]	STUD
3.	5K-6359	[1]	BAR
4.	2L-3650	[1]	PIN
5.		[2]	PLATE
6.	8M-3405	[1]	DOWEL
7.	0L-2061	[4]	DOWEL
8.	3S-1967	[1]	TUBE (R.H.)
	3S-1968	[1]	TUBE (L.H.)
9.	2P-3134	[1]	PLATE ASSEM. (R.H.)
10.	5M-8836	[1]	SUPPORT ASSEM.
			(Includes)
11.	5M-8834	[4]	PLATE
12.	5B-1983	[1]	LUG
13.	2P-3135	[1]	PLATE ASSEM. (L.H.)
14.	1P-8112	[1]	FRAME ASSEM. (L.H.)
			(Includes)
	1M-8949	[6]	ROD
15.	2P-8532	[1]	SUPPORT
16.	8F-9355	[1]	SPACER
17.	5M-3012	[2]	LUG
18.	8S-1783	[2]	PLATE
19.	1P-8111	[1]	FRAME ASSEM. (R.H.)
			(Includes)
	1M-8949	[6]	ROD
20.	5M-3012	[2]	LUG
21.	2P-8532	[1]	SUPPORT
22.	8F-9355	[1]	SPACER

#HEBP11370167

3P-3144: FRAME AND CASE GROUP

FRAME AND CASE GROUP

3P3144 FRAME AND CASE GROUP--Part 1 of 2

c158226 HEBP1137

3P3144 FRAME AND CASE GROUP Parts scheme

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1P-3819	[1]	BRACKET ASSEM.
2.	7H-2069	[6]	BOLT
	3B-4512	[6]	LOCKWASHER
	6H-0190	[6]	WASHER
3.	3S-3447	[1]	COVER
	7B-0206	[1]	GASKET
4.	9S-1366	[32]	BOLT
	3B-4508	[32]	LOCKWASHER
5.	1K-4649	[2]	SPACER
6.	2B-7409	[1]	PLUG
7.	8M-7542	[2]	COVER
8.	0L-1351	[14]	BOLT
9.	3B-4506	[20]	LOCKWASHER
10.	5F-5363	[4]	BEARING
11.	3P-3930	[1]	COVER
12.	0L-1021	[2]	PLUG
14.	8S-5820	[1]	BREATHER
15.	9F-0825	[1]	PLUG
16.	0L-1124	[3]	GASKET
17.	1C-2251	[18]	BOLT
	5M-2894	[18]	WASHER
18.	3S-1740	[1]	PLATE
19.	5S-4017	[3]	PLUG
20.	1K-6705	[2]	BOLT
21.	3B-2225	[4]	DOWEL
22.	8M-6891	[1]	COVER
23.	7B-9665	[2]	PLUG
24.	0L-0827	[2]	PLUG
25.	8M-5584	[2]	COVER
	8M-5585	[2]	GASKET
26.	9M-1936	[1]	SPOUT
	9M-1939	[1]	GASKET
27.	1A-2029	[6]	BOLT
28.	4D-6578	[4]	STUD
	2J-3506	[4]	NUT
	2S-0115	[4]	WASHER
29.	7B-0863	[1]	LATCH
	0S-1577	[1]	BOLT
	2K-4821	[1]	NUT
30.	2P-1535	[1]	PIN ASSEM.
			(Includes)
	7F-9546	[1]	COLLAR

#HEBP11370168

3P-3144: FRAME AND CASE GROUP

FRAME AND CASE GROUP

3P3144 FRAME AND CASE GROUP--Part 2 of 2

c163000 HEBP1137

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Parts for your D6C TRACK-TYPE TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2B-7583 J	[4]	CORK
2.	5B-8855	[2]	BLOCK
3.	9H-5999	[8]	STUD
	1B-4206 JH	[8]	NUT
	3B-4510 J	[8]	LOCKWASHER
4.	5B-1983	[1]	LUG
5.	1P-8112	[1]	FRAME ASSEM. (L.H.)
			(Includes)
6.	1M-8949	[6]	ROD
7.	5M-3012	[2]	LUG
8.	2P-8532	[1]	SUPPORT
9.	1P-8111	[1]	FRAME ASSEM. (R.H.)
			(Includes)
10.	2P-8532	[1]	SUPPORT
11.	1M-8949	[6]	ROD
12.	5M-3012	[2]	LUG
13.	5M-8836	[1]	SUPPORT ASSEM.
			(Includes)
14.	5M-8834	[4]	PLATE
15.	8S-1783	[2]	PLATE
16.	2P-3134	[1]	PLATE ASSEM. (R.H.)
	2P-3135	[1]	PLATE ASSEM. (L.H.)
17.	2L-3650	[1]	PIN
18.		[2]	PLATE
19.	8M-3405	[1]	DOWEL
20.	8M-2615	[4]	DOWEL
	4L-6943	[4]	RING
21.	0L-2061	[4]	DOWEL
22.	3S-1967	[1]	TUBE (R.H.)
	3S-1968	[1]	TUBE (L.H.)
23.	3B-6488 J	[2]	COUPLING
	3B-7273 J	[2]	NIPPLE
24.	8S-5820 J	[2]	BREATHER
	3P-3997 C		CASE & FRAME ASSEM.
			(Includes all Parts Shown Minus THOSE MARKED J)
	C		INDICATES CHANGE
	H		USE AS REQUIRED