8T-9685 STARTING MOTOR GP-ELECTRIC S/N 2PD1011-99999 24 VOLT PART OF 7W-7765 STARTING MOTOR GP-ELECTRIC 621E

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP

0. 8T-9685 STARTING M

SWITCH GP

1. 7N-0718 SWITCH GP-
2. 1N-4647 SWITCH GP-
3. 9G-7641 SWITCH GP-

LIGHTING GP

4. 8X-2365 WIRING & L

WIRING GP

5. 8W-2211 WIRING GP-
6. 8W-0345 WIRING GP-

POWER TRAIN

ACTUATOR GP

7. 9W-4119 ACTUATOR G

TRANSMISSION GP

8. 9W-2419 CASE & PAR

CONTROL GP-DIFFERENTIAL LOCK

9. 5T-0670 CONTROL GP
0. INFORMATION

WHEEL TRACTOR 621E WHEEL TRACTOR 2PD
621E Wheel Tractor-Scraper 2PD01011-UP (MACHINE) POWERED BY 3406 Engine SEBP1987 621E 2PD (1987)

ELECTRICAL AND STARTING SYSTEM

STARTING MOTOR GP

7W-7765 STARTING MOTOR GP-ELECTRIC

8T-9685 STARTING MOTOR GP-ELECTRIC

#SEBP19870140

8T-9685: STARTING MOTOR GP-ELECTRIC

STARTING MOTOR GP-ELECTRIC

8T-9685 STARTING MOTOR GP-ELECTRIC
S/N 2PD1011-99999
24 VOLT
PART OF 7W-7765 STARTING MOTOR GP-ELECTRIC

i00138130 SEBP1987

8T9685 STARTING MOTOR GP-ELECTRIC Parts scheme

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Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5S-7349	[4]	BOLT (1/4-20X0.5IN)
2.	3T-3434	[6]	PLUG (12.7MM OD SPHERE)
3.	2H-3429	[1]	RING-RETAINING
4.	4B-2049	[2]	NUT (10-32 THD)
5.	8F-1434	[2]	LOCKWASHER (5MM ID)
6.	7T-3271	[1]	CONNECTOR
7.	8T-4205	[4]	WASHER-HARD (2MM THK)
8.	036-9823	[5]	BOLT
9.	7T-3277	[1]	COIL AS-FIELD
10.	3F-0379	[8]	SCREW-POLE SHOE
11.	7T-3276	[1]	ARMATURE AS
12.	8H-1141	[4]	SHOE-POLE
13.	7T-3454	[1]	INSULATOR
14.	7T-3279	[1]	HOUSING AS
15.	7T-3278	[1]	HOLDER AS-BRUSH
16.	3T-3422	[1]	WIRE AS
17.	8T-8566	[1]	TERMINAL AS
18.	7L-2894 NP	[1]	GASKET
19.	6V-8188	[4]	NUT (1/2-13 THD)
20.	7X-0562	[4]	WASHER-HARD (0.8MM THK)
21.	8T-0328	[2]	WASHER-HARD (1MM THK)
22.	7T-3451	[1]	INSULATOR-TERMINAL
23.	8T-8569	[1]	INSULATOR-TERMINAL
24.	9X-9511	[1]	SOLENOID AS
25.	036-9821	[1]	WASHER
26.	7T-3269	[1]	BOOT
27.	7T-3270	[1]	PLUNGER AS
28.	9M-7609	[1]	SPRING
29.	4M-1828	[1]	RETAINER-SPRING
30.	4M-1827	[1]	RETAINER-SPRING
31.	4M-1831	[1]	PLUG-LEVER HOUSING
32.	3E-7775	[1]	HOUSING AS
33.	7T-3974	[1]	HOUSING AS-DRIVE
34.	7X-3373	[6]	BOLT (5/16-18X.88IN)
35.	6N-3826	[1]	DRIVE AS-MOTOR
36.	Z	[1]	HOUSING
37.	JZ	[4]	SPRING
38.	JZ	[4]	BRUSH
39.	JZ	[4]	SCREW
40.	JPZ	[6]	SCREW AS.
41.	JPZ	[1]	SEAL (O-RING)
42.	LZ	[3]	INSULATOR
	LZ	[1]	BUSHING
43.	NZ	[1]	LEVER AS.
44.	NZ	[1]	LEVER AS.
45.	NPZ	[1]	NUT
46.	NPZ	[1]	SEAL (O-RING)
47.	PZ	[1]	SEAL (O-RING)
48.	NZ	[1]	RETAINER
49.	PZ	[1]	GASKET (WASHER)
50.	PZ	[1]	BUSHING
51.	PZ	[2]	CUP (PLUG)
52.	PZ	[1]	CUP (PLUG)
53.	PZ	[1]	PLUG
54.	PZ	[1]	PLUG
55.	PZ	[1]	PLUG
56.	PZ	[1]	BUSHING
57.	PZ	[1]	WASHER
58.	NZ	[1]	SEAL (O-RING)
59.	NZ	[1]	SEAL (O-RING)
60.	PZ	[1]	RETAINER (SEAL)
61.	PZ	[1]	SPACER
62.	PZ	[1]	BUSHING

			AVAILABLE REPAIR KIT(S):
	8C-3655 J	[1]	KIT-BRUSH
	7T-3267 P	[1]	KIT-BUSHING
	7T-3268 N	[1]	KIT-LEVER
	8T-9884 L	[1]	KIT-INSULATOR
	J		KIT MARKED J INCLUDES PARTS MARKED J
	L		KIT MARKED L INCLUDES PARTS MARKED L
	N		KIT MARKED N INCLUDES PARTS MARKED N
	P		KIT MARKED P INCLUDES PARTS MARKED P
	Z		NOT SERVICED SEPARATELY

#SEBP19870141

7N-0718: SWITCH GP-DISCONNECT

SWITCH GP-DISCONNECT

7N-0718 SWITCH GP-DISCONNECT -BATTERY
S/N 2PD1011-99999
PART OF 8X-2365 WIRING & LIGHTING GP

i00125346 SEBP1987

7N0718 SWITCH GP-DISCONNECT Parts scheme

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Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8H-5306	[1]	KEY
2.	8H-5303	[1]	NUT (3/4-16 THD)
3.	2H-3922	[2]	LOCKWASHER
4.	9F-5644	[2]	LOCKWASHER
5.	6F-7045	[2]	NUT-FULL (3/8X24 THD)

#SEBP19870142

1N-4647: SWITCH GP-FLOW

SWITCH GP-FLOW

1N-4647 SWITCH GP-FLOW
S/N 11N1-99999
COOLANT
PART OF 7E-3421 ENGINE AR

i00137466 SEBP1987

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Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	171-8710	[1]	SWITCH GP-FLOW
2.	2B-2695	[2]	BOLT (5/16-18X.875 IN)
3.	9M-1974	[2]	WASHER-HARD (2MM THK)
4.	4N-3841	[1]	GASKET

#SEBP19870143

9G-7641: SWITCH GP-START

SWITCH GP-START

9G-7641 SWITCH GP-START -KEY
S/N 2PD1011-99999
PART OF 8X-2365 WIRING & LIGHTING GP

i00125582 SEBP1987

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Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.		[1]	LOCK AS-CYLINDER
2.	6V-8362	[4]	SCREW-MACHINE (8-32X.31 IN)
3.	9B-7233	[4]	LOCKWASHER (NO.8)
4.	7T-6799	[1]	NUT-MOUNTING

#SEBP19870144

8X-2365: WIRING & LIGHTING GP

WIRING & LIGHTING GP

8X-2365 WIRING & LIGHTING GP
S/N 2PD1011-99999
PART OF 8X-1593 CHASSIS AR

i00425612 SEBP1987

8X2365 WIRING & LIGHTING GP Parts scheme

For full view, you need register

Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4D-7794	[6]	CLIP (10.0MM ID)
2.	5T-1527	[1]	HARNESS AS
3.	5D-1026	[13]	CLAMP-HOSE
4.	6D-4244	[1]	CLIP (22.22MM ID)
5.	5M-3062 B	[1]	BOLT (3/8-16X.75IN)
6.	8T-4896	[15]	WASHER-HARD (2.5MM THK)
7.	5P-7464	[5]	CLIP (SLOT)
	5P-7465	[5]	CLIP (TAB)
	6V-1249	[5]	GROMMET (22.00MM OD)
8.	5P-2566	[2]	BOLT (1/2-13X1.50IN)
	8T-4223	[2]	WASHER-HARD (3MM THK)
9.	4L-6454	[7]	BOLT (3/8-16X1.0IN)
10.	6V-8181	[1]	NUT-FULL
11.	8W-2802	[1]	GUARD
12.	3S-2093	[5]	STRAP-CABLE (1.75IN DIA)
13.	8T-9792	[1]	SWITCH AS-PRESSURE
	7N-7779	[1]	SOCKET
	7N-7780	[2]	PIN-CONNECTOR (BLADE)
	7N-7781	[1]	HOUSING-RECEPTACLE
14.	5P-6029 BD		LOCKWIRE
15.	8M-2770	[2]	CLIP (12.7MM ID)
16.	5P-9085	[1]	CLIP
17.	013-8502	[2]	LOCKWASHER
18.	8X-2114	[1]	HARNESS AS
19.	3T-0050	[1]	CLIP (23MM ID)
20.	8M-2773	[2]	CLIP (17.46MM ID)
21.	9G-9150	[1]	CLIP (10.2MM ID)
22.	5T-6523	[1]	BRACKET
23.	6T-4409	[1]	GUARD AS
24.	9X-7000 C	[1]	CONTROL GP-ELECTRONIC
	3K-0360	[1]	SEAL-O-RING (16.36MM ID)
25.	2P-2541	[1]	BODY AS
	2M-5282	[1]	RING-MOUNTING
	2M-5284	[2]	MOLDING AS
	030-8809	[1]	SCREW & WASHER AS
	5M-6668	[2]	SCREW-MACHINE (8-32X.75IN)
26.	8W-1291	[1]	GUARD
27.	5S-7379	[11]	BOLT (3/8-16X.875IN)
28.	9G-9152	[1]	CLIP (12.0MM ID)
29.	5D-1026	[1]	CLAMP-HOSE
30.	8X-2060	[1]	PLATE AS
31.	5P-1075	[4]	WASHER-HARD (3MM THK)
32.	8T-2502	[1]	BOLT (3/8-16X1.13IN)
33.	9G-9154	[1]	CLIP (10.5MM ID)
34.	8M-2770	[3]	CLIP (12.7MM ID)
35.	5M-3062	[15]	BOLT (3/8-16X.75IN)
	8T-4896	[15]	WASHER-HARD (2.5MM THK)
36.	5T-0060	[1]	PLATE
37.	4M-5280	[6]	NUT-PLATED FULL
	5P-4116	[6]	WASHER (2MM THK)
38.	4K-8864	[5]	CLIP (14.2MM ID)
39.	4D-7794	[4]	CLIP (10.0MM ID)
40.	8T-9792	[1]	SWITCH AS-PRESSURE
	7N-7779	[1]	SOCKET
	7N-7780	[2]	PIN-CONNECTOR (BLADE)
	7N-7781	[1]	HOUSING-RECEPTACLE
41.	1S-0994	[1]	CLIP (20.64MM ID)
42.	6V-1889	[3]	CLIP (28.58MM ID)
43.	9G-9154	[2]	CLIP (10.5MM ID)
44.	3S-2093	[1]	STRAP-CABLE (1.75IN DIA)
45.	3A-3692	[1]	CLIP
	5S-7379	[1]	BOLT (3/8-16X.875IN)
	5P-1075	[1]	WASHER-HARD (3MM THK)
46.	8W-7413	[1]	HARNESS AS
47.	4H-2558	[1]	GROMMET (15.88MM ID)
48.	9G-9150	[1]	CLIP (10.2MM ID)
49.	3H-3681	[4]	NUT-FULL (1/2-13 THD)
	5P-1076	[4]	WASHER-HARD (4MM THK)
50.	5P-5148	[1]	STRAP-TIE (120.65MM DIA)
51.	5P-3859	[1]	TAPE
52.	8X-1923	[1]	BRACKET
	5C-6565	[2]	BOLT (1/2-13X1.25IN)
	7D-1649	[2]	WASHER (5.0MM THK)
53.	5P-1075	[2]	WASHER-HARD (3MM THK)
54.	8W-8517	[1]	BRACKET
55.	9G-9150	[2]	CLIP (10.2MM ID)
56.	5M-3062	[16]	BOLT (3/8-16X.75IN)
57.	8T-4896	[19]	WASHER-HARD (2.5MM THK)
58.	8X-2348	[1]	HARNESS AS
59.	6V-1889	[2]	CLIP (28.58MM ID)
60.	1S-0994	[2]	CLIP (20.64MM ID)
61.	4D-7794	[6]	CLIP (10.0MM ID)
62.	9M-8406	[1]	CLIP (15.8MM ID)
63.	3T-3048	[1]	CLIP AS (10.2MM ID)
64.	2G-4177	[1]	CABLE AS
	5P-0747 E		CABLE (00GA)(46CM LG)
	1S-7252	[1]	TERMINAL (FOR 3/8IN BOLT)
	1S-7251	[1]	TERMINAL (FOR 1/2IN BOLT)
	5S-7379	[1]	BOLT (3/8-16X.875IN)
65.	6G-2256	[3]	CLAMP
	6G-2263	[3]	SPACER (28.5MM THK)
	8T-2501	[3]	BOLT (3/8-16X2.0IN)
	2G-8767	[3]	WASHER (3MM THK)
66.	8W-3293	[1]	BRACKET AS
67.	8M-2770	[1]	CLIP (12.7MM ID)
68.	5P-4116	[1]	WASHER (2MM THK)
69.	8W-3297	[1]	BRACKET AS
70.	7N-9785	[1]	SWITCH-TEMPERATURE
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
	3B-7255	[1]	BUSHING-TERMINAL
71.	6N-5926	[1]	SENDER-TEMPERATURE (COOLANT)
72.	8T-9364	[2]	BOLT (1/4-20X.625IN)
	8T-4205	[2]	WASHER-HARD (2MM THK)
73.	2H-1855	[1]	SWITCH AS-DIMMER (HEAD LAMP)
	6V-8362	[3]	SCREW-MACHINE (8-32X7.94MM)
	9B-7233	[3]	LOCKWASHER (NO.8)
74.	9G-9154	[1]	CLIP (10.5MM ID)
75.	8M-2773	[1]	CLIP (17.46MM ID)
76.	1P-0810	[1]	TAPE
77.	8W-8460	[1]	GUARD
78.	3S-2093	[4]	STRAP-CABLE (1.75IN DIA)
79.	1S-0994	[3]	CLIP (20.64MM ID)
80.	5K-0906	[1]	BOLT (5/16-18X0.63IN)
	5P-4116	[1]	WASHER (2MM THK)
81.	8T-4896	[3]	WASHER-HARD (2.5MM THK)
82.	3T-3048	[1]	CLIP AS (10.2MM ID)
83.	6T-7663	[1]	SWITCH AS (EMS OIL PRESSURE)
			(EACH INCLUDES)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
	3B-7722	[1]	BUSHING-PIPE
84.	9G-9150	[2]	CLIP (10.2MM ID)
85.	8M-2773	[1]	CLIP (17.46MM ID)
86.	5M-3062	[2]	BOLT (3/8-16X.75IN)
87.	8W-3295	[1]	BRACKET AS
88.	8M-2770	[4]	CLIP (12.7MM ID)
89.	5T-5218	[1]	HARNESS AS
90.	5P-8167	[4]	BOLT (3/8-16X.625IN)
91.	5P-1075	[10]	WASHER-HARD (3MM THK)
92.	5T-3907	[4]	CLAMP
93.	8W-0301	[2]	FLANGE
94.	5S-7379	[6]	BOLT (3/8-16X.875IN)
95.	9W-0051 Y	[1]	LAMP GP
96.	6G-2840	[2]	BRACKET AS
97.	9W-0052 Y	[1]	LAMP GP-HEAD
98.	3D-5279	[2]	GROMMET
99.	1P-0810 BD		TAPE
100.	6V-8181	[4]	NUT-FULL
	013-8502	[8]	LOCKWASHER
	6D-2256	[4]	SPACER (SQUARE)
	3D-7854	[4]	SPACER (ROUND)
101.	6V-8013	[1]	PLATE-INSTRUCTION
102.	3D-2367	[4]	TIE ROD
	2H-3788	[4]	LOCKNUT (1/2-13 THD)
	8T-4223	[4]	WASHER-HARD (3MM THK)
103.	4D-7735	[1]	CLIP (18.29MM ID)
104.	7J-8611	[1]	ELBOW (1/4-18 NPTF THD)
105.	9F-5644	[6]	LOCKWASHER (9.93MM ID)
106.	4K-8302	[1]	CLIP (15.88MM ID)
107.	8W-8460	[1]	GUARD
108.	3S-2093	[3]	STRAP-CABLE (1.75IN DIA)
109.	8W-8720	[1]	HOLD-DOWN AS
110.	3T-5760	[4]	BATTERY-MAINTENANCE FREE (12V)(750 AMP)
111.	8X-1994	[1]	CABLE AS
	5P-0761 E	[1]	CABLE (00GA)(234CM LG)
112.	8N-0869	[1]	COVER (RED)
	1S-7251	[1]	TERMINAL (FOR 1/2IN BOLT)
113.	7T-4924	[1]	COVER-TERMINAL (BATTERY)
	9S-5754	[1]	TERMINAL AS-POSITIVE UNION
114.	8N-1725	[1]	COVER (RED)(BATTERY)
	3S-6049	[1]	TERMINAL AS-POSITIVE
115.	9M-8406	[2]	CLIP (15.8MM ID)
116.	9G-0549	[2]	CABLE AS
			(EACH INCLUDES)
	5P-0747 E		CABLE (00GA)(20CM LG)
117.	9G-0003	[1]	COVER (BLACK)
	8T-9757	[1]	TERMINAL AS (NEG)
118.	9G-0004	[1]	COVER (RED)
	8C-5917	[1]	TERMINAL AS (POS)
	1M-6119	[2]	BOLT-BATTERY TERMINAL (5/16-18X1.375IN)
	1M-6120	[2]	NUT-BATTERY TERMINAL (5/16-18 THD)
119.	8M-2772	[2]	CLIP (6.35MM ID)
120.	8X-2006	[1]	WIRE AS
121.	4L-6454	[2]	BOLT (3/8-16X1.0IN)
	8T-4896	[2]	WASHER-HARD (2.5MM THK)
122.	4K-8302	[1]	CLIP (15.88MM ID)
	5B-0546	[1]	SPACER
123.	8X-1993	[1]	CABLE AS
	5P-0747	[1]	CABLE (00GA)(50CM LG)
124.	9G-8909	[1]	COVER (BLACK)(RING)
	1S-7252	[1]	TERMINAL (FOR 3/8IN BOLT)
125.	7N-5274	[1]	COVER (BLACK)(BATTERY)
	3S-6050	[1]	TERMINAL AS-NEGATIVE
126.	7T-4925	[1]	COVER-TERMINAL (BLACK)
	9S-5755	[1]	TERMINAL AS (NEG)
127.	7N-0718 Y	[1]	SWITCH GP-DISCONNECT
128.	8W-1059	[1]	CABLE AS
	5P-0747 E		CABLE (00GA)(282CM LG)
	1S-7251	[1]	TERMINAL (FOR 1/2IN BOLT)
129.	9G-8909	[1]	COVER (BLACK)(RING)
	1S-7252	[1]	TERMINAL (FOR 3/8IN BOLT)
130.	9W-1494	[1]	KIT-SERVICE METER
131.	9G-0747	[1]	BLOCK AS-FUSE
	3K-8782	[8]	FUSE (10 AMP)
	2N-3475	[2]	SCREW (6-32X.5IN)
	5H-6555	[2]	LOCKWASHER (NO.4)
132.	3T-2357	[1]	SWITCH AS-HORN (FORWARD)
133.	9X-0199	[1]	BOOT-SWITCH
	6V-8370	[1]	NUT-HEX
	6V-8363	[2]	SCREW (10-32X.312IN)
	8F-1434	[2]	LOCKWASHER (0.51MM THK)
	2H-3922	[1]	LOCKWASHER (1.27MM THK)
134.	7T-9515	[1]	KNOB-HORN
	5L-7200	[1]	SCREW (8-32X.375IN)
	3B-4501	[1]	LOCKWASHER (1.02MM THK)
135.	2V-3726	[2]	BUMPER
136.	3T-3123	[1]	RESISTOR AS (PANEL DIMMER)
	3T-3272	[1]	CLIP
	5P-6008 BD		TUBE
	3T-3270	[1]	WIRE AS
	033-7291	[2]	RIVET
137.	8T-4896	[3]	WASHER-HARD (2.5MM THK)
138.	9G-9152	[2]	CLIP (12.0MM ID)
139.	4S-1962	[2]	CLIP (25.4MM ID)
	8T-9377	[2]	BOLT (3/8X2.25 IN)
	5T-6374	[2]	SPACER
140.	3T-3045	[1]	CLIP AS (12MM ID)
141.	3T-3047	[1]	CLIP AS (20MM ID)
	3T-0010	[1]	STRAP
	9G-9155	[1]	CLIP (20MM ID)
142.	5P-6264	[1]	GROMMET
143.	8X-2296	[1]	HARNESS AS
144.	3T-3453	[1]	SWITCH AS (START AID)
	9X-0199	[1]	BOOT-SWITCH
	6V-8370	[1]	NUT-HEX
	6V-8363	[2]	SCREW (10-32X.312IN)
	8F-1434	[2]	LOCKWASHER (0.51MM THK)
	2H-3922	[1]	LOCKWASHER (1.27MM THK)
145.	7T-9517	[1]	KNOB
	5L-7200	[1]	SCREW (8-32X.375IN)
	3B-4501	[1]	LOCKWASHER (1.02MM THK)
146.	3T-0050	[1]	CLIP (23MM ID)
147.	7D-7233	[1]	CLIP (38.1MM ID)
148.	5S-7379	[2]	BOLT (3/8-16X.875IN)
149.	6V-6806	[1]	PLATE
150.	6V-6808	[1]	PLATE-SWITCH
151.	9M-8406	[1]	CLIP (15.8MM ID)
152.	5M-3062	[1]	BOLT (3/8-16X.75IN)
153.	8T-4896	[3]	WASHER-HARD (2.5MM THK)
154.	1P-0810 BD		TAPE
155.	7G-9730	[2]	LAMP AS
			(EACH INCLUDES)
	6V-8367	[1]	LOCKWASHER
	6V-8382	[1]	NUT-HEX (11/16-27 THD)
	7N-5876	[2]	LAMP (28 VOLT)
156.	9G-7641 Y	[1]	SWITCH GP-START
157.	2S-3747	[2]	HOLDER-FUSE
	5H-6555	[2]	LOCKWASHER (NO.4)
	2N-3475	[2]	SCREW (6-32X.5IN)
158.	5P-1075	[1]	WASHER-HARD (3MM THK)
159.	9G-2265	[1]	CLIP
160.	8W-3286	[1]	HOLD-DOWN
161.	3T-2662	[1]	CIRCUIT BREAKER AS (15 AMP)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
162.	3D-9799	[6]	SCREW-MACHINE (LARGE)
	1H-4393	[6]	LOCKWASHER (NO.8)
163.	3T-0376	[1]	SWITCH AS-MAGNETIC (MAIN RELAY)
	4F-2294	[2]	NUT-JAM (5/16-24 THD)
	6V-8378	[2]	NUT (10-32 THD)
164.	6V-0395	[2]	BOLT-12 POINT HEAD
165.	8T-4205	[2]	WASHER-HARD (2MM THK)
166.	9G-4360	[1]	CAP-CONNECTOR
167.	9G-2264	[2]	CLIP-CONNECTOR
168.	9S-0174	[1]	CIRCUIT BREAKER AS (60 AMP)
	6V-8365	[2]	SCREW-MACHINE (1/4-28X.5IN)
	1H-3244	[2]	LOCKWASHER (NO.14)
	5L-4507	[2]	SCREW-MACHINE (10-32X.875IN)
	9F-8125	[2]	LOCKWASHER (#10-EXT.)
169.	9G-9487	[1]	CIRCUIT BREAKER AS (10 AMP)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
170.	2V-3726	[1]	BUMPER
171.	9G-9882	[1]	CIRCUIT BREAKER AS (10 AMP)
			(DOME, TAIL, & STOP LIGHTS)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
172.	8C-4016	[1]	FILM-FUSE BLOCK
173.	9G-9813 Y	[1]	ALARM GP
174.	8T-8915	[1]	BOLT (3/8-16X3.25IN)
	1F-2280	[1]	SPACER
175.	5S-7379	[1]	BOLT (3/8-16X.875IN)
176.	7D-7233	[1]	CLIP (38.1MM ID)
177.	3T-0304	[1]	BASE-INDICATOR LIGHT
	6T-7058	[1]	LENS-RED
	7N-1996	[1]	LAMP
178.	9D-3721	[1]	SWITCH-TOGGLE
179.	6G-9126	[2]	BRACKET
180.	9D-8047	[2]	BASE AS
			(EACH INCLUDES)
	6V-8382	[1]	NUT-HEX (11/16-27 THD)
	6V-8367	[1]	LOCKWASHER
	7N-5876	[2]	LAMP (28 VOLT)
	6V-8185	[2]	NUT (1/4-20 THD)
181.	8T-4205	[4]	WASHER-HARD (2MM THK)
182.	8D-2676	[1]	SWITCH AS
183.	1P-0810 BD		TAPE
184.	9G-2264	[2]	CLIP-CONNECTOR
185.	6V-4285	[1]	PLATE-KEY SWITCH
186.	6V-4283	[1]	PLATE-ALTERNATOR
187.	6V-0395	[2]	BOLT-12 POINT HEAD
188.	4D-1836	[1]	SWITCH
189.	3T-3826	[1]	SWITCH AS (RUNNING LAMP)
	3L-8187	[12]	LOCKWASHER (#6-INT)
	6T-3631	[2]	NUT-HEX (15/32-32 THD)
	6T-3632	[1]	LOCKWASHER (12MM ID)
	6T-3633	[1]	LOCKRING
	6V-8374	[12]	SCREW-MACHINE (6-32X.25IN)
190.	9F-3099	[1]	SWITCH AS (START RELAY)
	6V-8377	[2]	NUT (8-32 THD)
	6V-8186	[2]	NUT-FULL (5/16-24 THD)
	3B-4501	[2]	LOCKWASHER (1.02MM THK)
	3F-9556	[2]	LOCKWASHER (8.4MM ID)
191.	8M-2770	[10]	CLIP (12.7MM ID)
192.	8M-2772	[5]	CLIP (6.35MM ID)
193.	5M-3062	[5]	BOLT (3/8-16X.75IN)
	8T-4896	[5]	WASHER-HARD (2.5MM THK)
194.	6V-1889	[1]	CLIP (28.58MM ID)
195.	8N-1693	[1]	SWITCH AS-TEMPERATURE (START AID ARMG)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
196.	6N-5926	[1]	SENDER-TEMPERATURE (CONV)
197.	1S-0994	[3]	CLIP (20.64MM ID)
198.	7N-9560	[1]	SWITCH AS-TEMPERATURE (CONV)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
199.	9G-9150	[1]	CLIP (10.2MM ID)
200.	6T-2217	[1]	RESISTOR AS
	5P-5677 BD		WIRE (18 GA)
	7N-7779	[1]	SOCKET
	7N-7780	[1]	PIN-CONNECTOR (BLADE)
	7N-9737	[1]	HOUSING-PLUG (1 PIN,1 SOCKET)
201.	9W-3187	[1]	SWITCH AS-PRESSURE (FUEL LEVEL)
	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
202.	4K-8864	[1]	CLIP (14.2MM ID)
203.	4D-7794	[1]	CLIP (10.0MM ID)
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE
	D		ORDER BY THE METER
	E		ORDER BY THE CENTIMETER
	Y		SEPARATE ILLUSTRATION

#SEBP19870145

8W-2211: WIRING GP-FUEL PUMP

WIRING GP-FUEL PUMP

8W-2211 WIRING GP-FUEL PUMP
S/N 2PD1011-99999
AN ATTACHMENT

i00418633 SEBP1987

For full view, you need register

Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3K-8782	[1]	FUSE (10 AMP)
2.	8W-2208	[1]	HARNESS AS
3.	6T-7663	[1]	SWITCH AS (EMS OIL PRESSURE)
4.	6V-8376	[2]	SCREW-MACHINE (8-32X.25IN)
	9B-7233	[2]	LOCKWASHER (NO.8)
5.	3B-7722	[1]	BUSHING-PIPE

#SEBP19870146

8W-0345: WIRING GP-SECONDARY STEERING

WIRING GP-SECONDARY STEERING

8W-0345 WIRING GP-SECONDARY STEERING
S/N 2PD1011-99999
PART OF 8W-8811 STEERING AR-SECONDARY
AN ATTACHMENT

i00672880 SEBP1987

8W0345 WIRING GP-SECONDARY STEERING Parts scheme

For full view, you need register

Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	8W-3628 C	[1]	HARNESS AS
2.	9G-9150 C	[2]	CLIP (10.2MM ID)(TAB)
3.	4D-7794	[1]	CLIP (10.0MM ID)
4.	8W-3635	[1]	PLATE AS
	9F-2978	[1]	NUT-WELD (3/8-16 THD)
5.	134-6547	[1]	SWITCH AS-FLOW (OIL)
	7N-7779	[1]	SOCKET
	7N-7780	[1]	PIN-CONNECTOR (BLADE)
	7N-9738	[1]	HOUSING-RECEPTACLE
6.	3K-0360	[1]	SEAL-O-RING (16.36MM ID)
7.	8T-4896	[1]	WASHER-HARD (2.5MM THK)
8.	5M-3062 C	[1]	BOLT (3/8-16X.750IN)
9.	8T-4896 C	[1]	WASHER-HARD (2.5MM THK)
10.	5P-8244 BC	[1]	WASHER (2.5MM THK)
11.	5S-7379 BC	[1]	BOLT (3/8-16X.875IN)
12.	7N-3718 B	[1]	CLIP (9.52MM ID)
13.	8T-4223 B	[1]	WASHER-HARD (3MM THK)
14.	8T-2437 C	[1]	FILM-FACE
	B		USE AS REQUIRED
	C		CHANGE FROM PREVIOUS TYPE

#SEBP19870147

9W-4119: ACTUATOR GP-ROTARY

ACTUATOR GP-ROTARY

9W-4119 ACTUATOR GP-ROTARY
S/N 1WE1650-99999
PART OF 9W-2427 VALVE GP-TRANSMISSION CONTROL

i00454371 SEBP1987

For full view, you need register

Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9W-4117	[1]	BODY AS-ACTUATOR
2.	7L-0811	[2]	DOWEL (28.5MM LG)
3.	5P-9400	[1]	BEARING-ROLLER
4.	9W-4118	[1]	ROTOR AS-ACTUATOR
5.	9G-9440	[1]	VANE-ACTUATOR
6.	5D-4697	[2]	BOLT-12 POINT HEAD
7.	9W-4116	[1]	COVER AS
8.	5P-9400	[1]	BEARING-ROLLER
9.	1B-9575	[2]	BOLT (5/16-18X1.75IN)
10.	9W-6964	[2]	VALVE AS-EXHAUST
11.	9M-1974	[2]	WASHER-HARD (2MM THK)
12.	9S-8003	[1]	PLUG-O-RING (1/2-20 THD)
13.	1J-9671	[2]	SEAL-O-RING (10.52MM ID)
14.	9S-6155	[1]	PLUG AS-O-RING
	6J-4694	[1]	PLUG-O-RING
15.	4H-8380	[1]	PIN-SPRING

#SEBP19870148

9W-2419: CASE & PARTS GP-PLANETARY

CASE & PARTS GP-PLANETARY

9W-2419 CASE & PARTS GP-PLANETARY
S/N 1WE1650-99999
PART OF 9W-1285 TRANSMISSION AR

i00138428 SEBP1987

9W2419 CASE & PARTS GP-PLANETARY Parts scheme

For full view, you need register

Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	6T-7061	[1]	EYE-LIFTING
2.	9S-4183	[1]	PLUG (1 1/16-12 THD)
3.	3D-2824	[1]	SEAL-O-RING (23.47MM ID)
4.	2P-7917	[1]	BAFFLE AS
5.	7M-8485	[1]	SEAL-O-RING (29.74MM ID)
6.	0S-0509 C	[22]	BOLT (3/8-16X.75IN)
7.	5K-9107	[4]	BOLT-LOCKING (3/8-16X0.75IN)
	5M-2894 C	[4]	WASHER (2.5MM THK)
8.	9S-4190	[1]	PLUG-O-RING (7/16-20 THD)
9.	8M-4390	[2]	SEAL-O-RING (56.74MM ID)
10.	9M-4849	[1]	SEAL-O-RING (23.16 ID)
11.	4J-0523	[2]	SEAL-O-RING (44.04MM ID)
12.	1S-9799	[2]	SEAL-O-RING
13.	9S-8004	[2]	PLUG-O-RING (9/16-18 THD)
14.	5P-4483	[1]	PLUG-O-RING
15.	1D-4717	[13]	NUT (3/8-16 THD)
16.	6T-6064	[1]	MANIFOLD
17.	2M-3403	[1]	BOLT (3/8-16X3-5/8)
18.	3J-1907	[2]	SEAL-O-RING (11.89MM ID)
19.	2M-9780	[1]	SEAL-O-RING (19.18MM ID)
20.	7G-1593	[1]	COVER
21.	7G-1594	[1]	GASKET
22.	0S-1589	[1]	BOLT (5/8-11X1.75IN)
23.	9W-3411	[1]	COVER AS
24.	9W-3465	[1]	GASKET
25.	9W-3409	[1]	CASE AS
26.	2P-7915	[1]	TUBE AS
	9W-3196	[1]	CASE AS
27.	8M-1871	[3]	STUD-TAPERLOCK
28.	4D-8148	[2]	DOWEL (1.26IN LG)
29.	0S-0509	[1]	BOLT (3/8-16X.75IN)
	6N-8863	[1]	WASHER (2.5MM THK)
30.	2P-7913	[1]	TUBE
31.	2P-7911	[1]	TUBE
	C		CHANGE FROM PREVIOUS TYPE

#SEBP19870149

5T-0670: CONTROL GP-DIFFERENTIAL LOCK

CONTROL GP-DIFFERENTIAL LOCK

5T-0670 CONTROL GP-DIFFERENTIAL LOCK
S/N 2PD1011-99999
PART OF 8X-1593 CHASSIS AR

i00392097 SEBP1987

5T0670 CONTROL GP-DIFFERENTIAL LOCK Parts scheme

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Parts for your 621E WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	4S-7572 CI	[1]	HOSE AS
2.	5M-6213 C	[1]	PLUG
3.	5D-0470 YC	[1]	VALVE GP-QUICK-RELEASE
4.	4M-0061 C	[2]	BOLT (5/16-18X.750IN)
	8T-4224 C	[2]	WASHER-HARD (2MM THK)
5.	3D-7587	[1]	ELBOW (45 DEGREE)
6.	1H-7724 C	[1]	BUSHING-REDUCER
7.	7D-4922 I	[1]	HOSE AS
8.	8W-5759 C	[1]	BRACKET
9.	9B-1722 C	[2]	SCREW
	4B-4274 C	[2]	WASHER (1.2MM THK)
10.	4B-3575 C	[1]	SETSCREW
11.	9M-8662	[1]	COUPLING
12.	5K-9246	[2]	CONNECTOR-FLARED
13.	8W-4667 C	[1]	TUBE AS
14.	5M-9708 C	[1]	SPRING
15.	5H-4778 C	[2]	ELBOW (90 DEGREE)
16.	1B-2578	[1]	NUT (3/8-16 THD)
17.	8W-5760 C	[1]	PEDAL-DIFFERENTIAL LOCK
18.	5M-3062 C	[6]	BOLT (3/8-16X.75IN)
	8T-4896 C	[6]	WASHER-HARD (2.5MM THK)
19.	7N-9719 C	[1]	VALVE-SOLENOID
20.	6D-0861 C	[1]	PIN
	3B-4607 C	[1]	COTTER
21.	8W-4668 C	[1]	TUBE AS
22.	7H-4155 C	[1]	MOUNT-SHOCK
	1H-4393 C	[2]	LOCKWASHER (NO.8)
	2F-2860 C	[2]	SCREW-MACHINE
23.	5K-9235	[2]	ELBOW-FLARED
24.	8W-4678 C	[1]	PIN
25.	3T-3132 C	[1]	SWITCH AS-PLUNGER (PROXIMITY)
	6V-8370	[1]	NUT-HEX
	2H-3922	[1]	LOCKWASHER (1.27MM THK)
	6V-8363	[2]	SCREW (10-32X.312IN)
	8F-1434	[2]	LOCKWASHER (0.51MM THK)
	7T-6184	[1]	BOOT-SWITCH
26.	8W-5761 C	[1]	PLATE
	C		CHANGE FROM PREVIOUS TYPE
	I		SEE HOSE FABRICATION GUIDE
	Y		SEPARATE ILLUSTRATION