8S5022 OIL PUMP GROUP 977K TRACK LOADER

Pos.	Part No	Qty	Parts name
1.	0T-0102	[1]	BOLT
	0L-0364	[1]	LOCK
2.	0S-1590	[4]	BOLT
3.	6H-4208	[1]	LOCK
4.	7S-9461 Y	[1]	GEAR PUMP
			(See Separate Illustration)
5.	7H-1861	[2]	LOCK
6.	1A-2029	[2]	BOLT
7.	0T-0329	[1]	LOCK
8.	8M-0904	[1]	GASKET
9.	8S-8874	[1]	LOCK
10.	0S-1594	[2]	BOLT
11.	8S-1926	[1]	ELBOW
	7H-1796	[1]	GASKET
12.	8S-5015	[1]	BELL ASSEM.
	Y		SEPARATE ILLUSTRATION

#UEH0138S0061

7S-9461: OIL PUMP ASSEMBLY

OIL PUMP ASSEMBLY

7S9461 OIL PUMP ASSEMBLY
Part of 8S5022 Oil Pump Group shown on Page 41

c221373 UEH0138S

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Part No	Qty	Parts name
8S-0488	[1]	BODY ASSEM.
8S-6511	[2]	BEARING
		(PART OF 8S488 BODY ASSEM.)
0L-1352	[2]	BOLT (3.25" LONG)
0L-0364	[2]	LOCK
0S-1619	[1]	BOLT (3" LONG)
5B-9603	[1]	BOLT (5" LONG)
8S-8871	[1]	LOCK
2H-3755	[2]	BOLT
2A-5328	[2]	LOCK
2S-9529	[1]	PLUNGER
1S-3921	[1]	SPRING
8S-0496	[1]	COVER
8S-0485	[1]	BODY ASSEM.
8S-0491	[2]	GEAR (8 TEETH)
8M-5599	[1]	KEY
1P-6901	[1]	SPACER
4B-9880	[1]	BALL
1F-1006	[1]	DOWEL
8S-6511	[2]	BEARING
		(PARTS OF 8S485 ASSEM.)
9S-1160	[1]	BEARING
		(PART OF 9S1179 GEAR ASSEM.)
7S-6309	[1]	SHAFT ASSEM.
		(PART OF 8S485 BODY ASSEM.)
6F-7172	[1]	DOWEL
		(PART OF 7S6309 SHAFT ASSEM.)
9S-1179 C	[1]	GEAR ASSEM. (60 TEETH - IDLER)
9S-3040	[1]	SHAFT ASSEM. (8 TEETH)
3B-6734	[1]	NUT
6B-0863	[1]	WASHER
3B-4617	[1]	COTTER PIN
1B-8709	[1]	KEY
8S-0497	[1]	GEAR (40 TEETH - DRIVE)
8S-0493	[1]	SHAFT ASSEM. (8 TEETH)
1M-3735	[2]	DOWEL
		(PART OF 8S488 BODY ASSEM.)
C		INDICATES CHANGE

#UEH0138S0062

5S-6437: BREATHER AND FUMES DISPOSAL

BREATHER AND FUMES DISPOSAL

BREATHER AND FUMES DISPOSAL (5S6437 N/S)

c112287 UEH0138S

5S6437 BREATHER AND FUMES DISPOSAL Parts scheme

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8S-0782	[1]	TUBE ASSEM.
2.	9M-2904	[2]	CLAMP
3.	8S-0780	[1]	HOSE
4.	3H-3243	[1]	BOLT
	4K-9890	[1]	WASHER
5.	8S-3193	[1]	NUT
6.	6L-5359	[1]	SEAL
7.	8S-0248	[1]	BREATHER ASSEM.
8.	1D-4716	[1]	NUT
	3B-4505	[1]	LOCKWASHER

#UEH0138S0063

5S-6439: TORQUE CONVERTER OIL COOLER

TORQUE CONVERTER OIL COOLER

TORQUE CONVERTER OIL COOLER (5S6439 N/S)
Serial No. 48J1 to 48J545 inclusive

c134948 UEH0138S

5S6439 TORQUE CONVERTER OIL COOLER Parts scheme

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[1]	GASKET
2.	[1]	BONNET
3.	[3]	BOLT
4.	[14]	LOCKWASHER
5.	[1]	PLUG
6.	[2]	GASKET
7.	[8]	BOLT
8.	[1]	CORE ASSEM.
9.	[1]	BONNET
10.	[1]	BOLT
11.	[1]	PLUG
	[1]	WASHER
12.	[2]	BOLT
13.	[1]	BRACKET
14.	[1]	GASKET
15.	[3]	WASHER

#UEH0138S0064

1P-2444: TORQUE CONVERTER AND HYDRAULIC OIL COOLER GROUP

TORQUE CONVERTER AND HYDRAULIC OIL COOLER GROUP

1P2444 TORQUE CONVERTER AND HYDRAULIC OIL COOLER GROUP
Serial No. 48J546-Up

c207543 UEH0138S

1P2444 TORQUE CONVERTER AND HYDRAULIC OIL COOLER GROUP Parts scheme

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1A-2029	[2]	BOLT
2.	3B-4506	[8]	LOCKWASHER
3.	1P-2228	[1]	BAFFLE ASSEM.
4.	1J-8965	[2]	WASHER
5.	1P-5412	[2]	BUSHING
	1P-5411	[1]	SLEEVE
6.	1P-1741	[1]	BRACKET
7.		[2]	BOLT
8.	1B-2886	[1]	BOLT
9.	3B-4508	[2]	LOCKWASHER
10.	4N-4374 C	[1]	CORE ASSEM.
11.	9M-8867	[1]	CLAMP
12.	0L-2070	[1]	BOLT
13.	2B-0947	[1]	BOLT
	4B-4280	[1]	WASHER
14.	3H-8726	[1]	BLOCK
15.	1P-1453	[1]	BAFFLE ASSEM.
16.	0S-1594	[2]	BOLT
17.	5B-4274	[1]	BOLT
18.	4B-4278 C	[2]	WASHER
	C		INDICATES CHANGE

#UEH0138S0065

OIL FILTER, OIL COOLER AND LINES

OIL FILTER, OIL COOLER AND LINES
7S6638 Oil Filter parts are shown on Page 44

c104326 UEH0138S

None OIL FILTER, OIL COOLER AND LINES Parts scheme

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7S-6395	[1]	CORE ASSEM.
2.	1A-2029	[8]	BOLT (1.125" Long)
3.	3B-4506	[13]	LOCKWASHER
4.	8M-4988	[2]	SEAL
5.	2B-2694	[3]	BOLT
6.	3B-4505	[4]	LOCKWASHER
	4B-4277	[4]	WASHER
7.	9H-6067	[2]	SEAL
8.	0S-1588	[3]	BOLT (1.25" Long)
9.	7F-7590	[1]	GASKET
10.	7S-6654	[1]	TUBE ASSEM.
11.	7S-6638 Y	[1]	FILTER ASSEM.
			(See Separate Illustration)
12.	8S-7657	[1]	TUBE ASSEM.
13.	0S-1590	[1]	BOLT
14.	2M-5407	[1]	GASKET
15.	4B-4278	[1]	WASHER
16.	0S-1591	[1]	BOLT (1.50" Long)
17.	1D-4540	[1]	BOLT
	Y		SEPARATE ILLUSTRATION

#UEH0138S0066

7S-6638: OIL FILTER ASSEMBLY

OIL FILTER ASSEMBLY

7S6638 OIL FILTER ASSEMBLY
Part of Oil Filter, Oil Cooler and Lines shown on Page 43

c112427 UEH0138S

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7S-6636	[1]	SCREW
	1K-0505	[1]	WASHER
	5H-9899	[1]	RING
	3H-4970	[1]	SEAL
2.	0S-1618	[4]	BOLT
3.	3B-4505	[4]	LOCKWASHER
4.	9M-0853	[2]	PLUNGER
5.	6F-8007	[2]	SPRING
6.	7S-6744	[2]	GASKET
7.	6B-0830	[2]	COVER
8.	7S-6745	[1]	RETAINER
9.	7S-6746	[1]	SPRING
10.	2H-8829	[1]	PLUG
	6F-7062	[1]	WASHER
11.	2J-6356	[1]	RING
12.	5S-0484	[1]	ELEMENT ASSEM. (Disposable)
13.	5S-7128	[1]	CASE ASSEM.
	2M-8691	[1]	GASKET
14.	7S-6397	[1]	BASE ASSEM.
15.	1B-5174	[3]	PLUG
16.	3L-1850	[1]	PLUG

#UEH0138S0067

1S-0151: GENERATOR ASSEMBLY

GENERATOR ASSEMBLY

1S151 GENERATOR ASSEMBLY--24 Volt, 15 Ampere
Part of Generator shown on Page 46

c101675 UEH0138S

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Part No	Qty	Parts name
7F-7615	[4]	SCREW
7F-7622	[4]	NUT
5M-3104	[2]	HOLDER ASSEM.
	[2]	SUPPORT ASSEM.
5M-3102	[2]	BRUSH ASSEM.
3F-9235	[2]	BOLT
3B-4505	[2]	LOCKWASHER
9B-9115	[1]	WASHER
5M-3107	[1]	GASKET
5M-5845	[4]	SCREW
7H-2079	[4]	LOCKWASHER
5M-1856	[1]	FAN
5M-3106	[1]	PLATE ASSEM.
5H-2532	[1]	KEY
8F-2707	[1]	NUT
7F-9819	[1]	LOCK
5M-1857	[1]	SPACER
5M-3108	[1]	SPACER
5M-3178	[1]	SEAL
		(PART OF PLATE ASSEM 5M3106)
5M-3114	[1]	BEARING
1S-6234	[1]	CLAMP
		(PART OF FRAME ASSEM. 1S835)
2F-2860	[2]	SCREW
8H-0878	[2]	LOCKWASHER
5M-3105	[1]	LEAD ASSEM.
		(BRUSH TO GROUND)
7F-8501	[1]	SCREW
7H-2079	[1]	LOCKWASHER
5M-3109	[1]	COVER
2M-2704	[3]	SCREW
7H-2079	[3]	LOCKWASHER
1S-0835	[1]	FRAME ASSEM.
4B-2051	[4]	NUT
5L-3870	[4]	LOCKWASHER
3F-3711	[2]	WASHER (STEEL)
7F-7600	[2]	WASHER
		(INSULATION)
4B-1318	[1]	SCREW
8H-3481	[1]	LOCKWASHER
5M-3110	[2]	PLATE
5M-3111	[2]	GASKET
2F-2860	[8]	SCREW
8H-0878	[8]	LOCKWASHER
4S-6852	[2]	BUSHING
		(1 IN EACH FRAME ASSEM. 1S835 AND 1S834)
3F-3463	[2]	SCREW
1S-0834	[1]	FRAME ASSEM.
2M-5267	[1]	COIL ASSEM.
		(RIGHT HAND)
2M-5268	[1]	COIL ASSEM.
		(LEFT HAND)
4F-1451	[2]	CLIP
		(1 IN EACH COIL ASSEM. 2M5267 AND 2M5268)
5M-3117	[1]	GASKET
5M-3116	[1]	PLATE ASSEM.
9B-9134	[2]	PIN
		(PART OF PLATE ASSEM. 5M3116)
5M-3115	[1]	COLLAR
5M-3120	[1]	BAFFLE
1B-8707	[1]	KEY
7F-7621	[1]	WASHER
7H-0387	[1]	NUT
5M-3179	[1]	SEAL
		(PART OF PLATE ASSEM 5M3116)
5M-3113	[1]	BEARING
1S-6236	[1]	PLATE
1L-6312	[4]	SCREW
7H-2079	[4]	LOCKWASHER
8S-4686	[1]	ARMATURE ASSEM.
9B-9134	[2]	PIN
2L-6835	[2]	SHOE
	[1]	FORM
		(INSTRUCTIONS FOR INSTALLING COIL ASSEM.)

#UEH0138S0068

8S-0891: GENERATOR

GENERATOR

GENERATOR (8S891 N/S)--24 Volt, 15 Ampere
Serial No. 48J1 to 48J545 inclusive
1S151 Generator parts are shown on Page 45
Refer also to Page 126 for special parts

c125372 UEH0138S

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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7S-5856	[1]	STRAP
2.	3H-5368	[1]	BOLT
	3B-4507	[1]	LOCKWASHER
	2S-0932	[2]	WASHER
3.	0S-1595	[1]	BOLT
4.	3B-4508	[2]	LOCKWASHER
5.	7S-9772	[1]	PULLEY
6.	9S-1240	[1]	NUT ASSEM.
7.	9S-2268 C	[1]	BRACKET
8.	0S-1608 C	[2]	BOLT
	3B-4506	[2]	LOCKWASHER
9.	2B-2006	[1]	BOLT
	1D-4719	[1]	NUT
10.	6M-9613	[1]	BOLT
	2M-0849	[1]	WASHER
11.	1S-0151 Y	[1]	GENERATOR ASSEM.
			(See Separate Illustration)
12.	4B-4280 C	[1]	WASHER
	C		INDICATES CHANGE FROM PREVIOUS
	Y		SEPARATE ILLUSTRATION