ENGINE SUPPORT 3304 INDUSTRIAL ENGINE

Pos.	Part No	Qty	Parts name
1.	5L-2952	[1]	CAP ASSEM.
	6L-2609	[1]	SEAL
			(Part of 5L2952 Cap Assem.)
2.	7L-0497	[2]	CLAMP
3.	5L-1863	[1]	HOSE
4.	4L-9907	[1]	BREATHER ASSEM.
5.	7L-0504	[1]	TUBE
6.	1A-2029	[3]	BOLT
7.	3B-4506	[5]	LOCKWASHER
8.	5B-3850	[5]	WASHER
9.	5S-8055	[1]	GASKET
10.	1S-0724	[1]	CLIP
11.	1D-4717	[2]	NUT
12.	4L-8231	[1]	GASKET
13.	7L-0506	[1]	ELBOW

#UEG0125S0042

OIL COOLER AND OIL FILTER

OIL COOLER AND OIL FILTER
7L6925 Filter parts are shown on Page 36

c126250 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9B-0887	[1]	PLUG
2.	8L-4202	[1]	TUBE (Vent)
3.	3B-8998	[2]	FITTING
	1F-1344	[2]	NUT
			(1 in each 3B8998 Fitting)
4.	7L-0318	[1]	BONNET
5.	0S-1588	[4]	BOLT (1.25" Long)
6.	3B-4506	[25]	LOCKWASHER
7.	4B-4278	[2]	WASHER
8.	8M-5254 C	[2]	SEAL
9.	1A-2029	[11]	BOLT (1.125" Long)
10.	5M-4741	[1]	GASKET
11.	5F-4899	[1]	BOLT
12.	7L-7749	[1]	COOLER ASSEM.
13.	7L-0312	[1]	GASKET
14.	3J-5390	[1]	PLUG
15.	1N-8176	[1]	BONNET
16.	3D-2971	[2]	PLUG
	6B-7020	[2]	GASKET
	8M-3182	[2]	SPRING
	9M-0853	[2]	PLUNGER
17.	0S-1608	[1]	BOLT
18.	5L-6573	[2]	LUG
19.	0S-0509	[2]	BOLT
20.	1M-9390	[1]	GASKET
21.	9M-4849	[2]	SEAL
22.	0S-1591	[2]	BOLT
23.	7L-0315	[1]	TUBE ASSEM. (Oil Cooler Inlet)
24.	7L-0304	[1]	TUBE ASSEM. (Oil Cooler Outlet)
25.	2L-9653	[1]	CLIP
26.	7L-6925 Y	[1]	FILTER ASSEM.
			(See Separate Illustration)
27.	6L-5305	[1]	GASKET
28.	7F-7590	[1]	GASKET
29.	0L-2070	[1]	BOLT (2.25" Long)
30.	0S-1619	[1]	BOLT (4" Long)
31.	2J-6540	[2]	CLAMP
32.	9L-1794	[1]	HOSE
33.	8L-8509	[1]	ELBOW
34.	2A-4638	[1]	GASKET
35.	0S-1594	[2]	BOLT
	C		INDICATES CHANGE FROM PREVIOUS
	Y		SEPARATE ILLUSTRATION

#UEG0125S0043

7L-6925: FILTER AS-OIL

FILTER AS-OIL

7L6925 OIL FILTER ASSEMBLY
Part of Oil Cooler and Oil Filter shown on Page 35

c104870 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Qty	Parts name
1.	[1]	ELEMENT ASSEM.
2.	[1]	GASKET
3.	[1]	SEAL
4.	[1]	WASHER
5.	[1]	BASE
6.	[1]	SCREW
7.	[1]	RING
8.	[1]	CASE ASSEM.
9.	[1]	RING
10.	[1]	SPRING
11.	[1]	PLUG
	[1]	GASKET
12.	[1]	RETAINER

#UEG0125S0044

OIL PUMP

c105527 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	1A-2029	[2]	BOLT
	7H-1861	[2]	LOCK
2.	6H-4208	[1]	LOCK
3.	0S-1590	[4]	BOLT
4.	8S-1926	[1]	ELBOW
	7H-1796	[1]	GASKET
5.	5B-3850	[2]	WASHER
6.	0T-0329	[1]	LOCK
7.	0S-1594	[2]	BOLT
8.	8S-9300	[1]	BELL ASSEM.
9.	8M-0904	[1]	GASKET
10.	7S-9461 Y	[1]	PUMP ASSEM.
			(See Separate Illustration)
11.	8S-8874	[1]	LOCK
	Y		SEPARATE ILLUSTRATION

#UEG0125S0045

7S-9461: OIL PUMP ASSEMBLY

OIL PUMP ASSEMBLY

7S9461 OIL PUMP ASSEMBLY
Part of Oil Pump

c105963 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

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
8M-5599	[1]	KEY
8S-0486	[1]	SPACER
1M-3735	[2]	DOWEL
		(PART OF 8S488 BODY ASSEM.)
4B-9880	[1]	BALL
1F-1006	[1]	DOWEL
		(PARTS OF 8S485 BODY 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	[1]	GEAR ASSEM. (69 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)
8S-6511	[2]	BEARING
		(PART OF 8S485 BODY ASSEM.)
8S-0485	[1]	BODY ASSEM.
8S-0491	[2]	GEAR (8 TEETH)

#UEG0125S0046

GLOW PLUG WIRING

c107706 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7L-6612	[1]	WIRE ASSEM.
2.	7L-6614	[1]	SHELL
	2R-1033	[1]	WASHER
	3M-6018	[1]	TERMINAL
			(Parts of 7L6612 Wire Assem.)
3.	5S-8480	[1]	LEAD ASSEM.
4.	2H-3755	[2]	BOLT
	3B-4505	[2]	LOCKWASHER
	4B-4277	[2]	WASHER
5.	2S-2342	[1]	SWITCH ASSEM. (Heat-Start)
6.	5L-7200	[1]	SCREW
	3B-4501	[1]	LOCKWASHER
7.	8F-3437	[1]	LEVER
			(Parts of 2S2342 Switch)
8.	1D-5119	[1]	NUT (Jam)
9.		[1]	BRACKET
10.	0L-1351	[1]	BOLT
	3B-4506	[1]	LOCKWASHER
11.	6F-7027	[2]	BOLT
	3B-4504	[2]	LOCKWASHER
	4B-4276	[2]	WASHER
12.	4H-8310	[1]	STRAP
13.	9F-3099	[1]	SWITCH (Magnetic)
14.	4B-2043	[2]	NUT
	3B-4501	[2]	LOCKWASHER
15.	4F-2294	[2]	NUT
	3L-6789	[2]	LOCKWASHER
	8F-0908	[2]	WASHER
			(Parts of 9F3099 Switch)
16.	2L-8069	[1]	TERMINAL

#UEG0125S0047

ELECTRIC STARTING MOTOR

ELECTRIC STARTING MOTOR--24 Volt
2S900 Motor parts are shown on Pages 40 and 41

c107703 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	0S-1589	[3]	BOLT
	3B-4510	[3]	LOCKWASHER
2.	4H-7869	[1]	GASKET
3.	2S-0900 Y	[1]	MOTOR ASSEM.
			(See Separate Illustration)
4.	2L-8054	[1]	TERMINAL
5.	4S-8784 H		WIRE 6"
6.	2L-8052	[1]	TERMINAL
	H		ORDER BY THE FOOT
	Y		SEPARATE ILLUSTRATION

#UEG0125S0048

4M-1812: SWITCH AS-SOLENOID

SWITCH AS-SOLENOID

4M1812 SOLENOID SWITCH ASSEMBLY
Part of 2S900 Starting Motor Assembly shown on Page 40

c105886 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
4M-5274	[1]	SCREW
4M-2800	[1]	TERMINAL
		(Part of Assem. 4M1816)
9S-4490	[1]	GASKET
4M-1816	[1]	TERMINAL ASSEM.
9M-7657	[4]	NUT
		-or-
9S-4489	[4]	SCREW ASSEM.
7F-4909	[2]	WASHER
3H-3680	[2]	NUT
3B-4508	[4]	LOCKWASHER
3H-3681	[2]	NUT
7F-4906	[1]	STUD (R.H.)
4M-1835	[1]	STUD (L.H.)
4M-1836	[2]	INSULATOR
4M-1837	[2]	BUSHING
		(Parts of Assem. 4M1816)
4M-3314	[1]	CONNECTOR
4M-3217	[2]	SCREW
1F-0073	[2]	CLIP
4M-1834	[1]	PLATE
7F-4907	[1]	STRIP
		(Parts of Assem. 4m1816)
4M-1815	[1]	SPRING
4M-1813	[1]	CASE ASSEM.
4M-1814	[1]	CONTACT ASSEM.

#UEG0125S0049

2S-0900: STARTING MOTOR AS

STARTING MOTOR AS

2S900 STARTING MOTOR ASSEMBLY--Part 1 of 2
Part of Electric Starting Motor shown on Page 38
4M1812 Switch parts are shown on Page 39

c105127 UEG0125S

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Parts for your 3304 INDUSTRIAL ENGINE:

CATERPILLAR SIS

Part No	Qty	Parts name
1D-5117	[2]	NUT (JAM)
1D-4719	[2]	NUT
3B-4508	[4]	LOCKWASHER
7F-3494	[2]	WASHER
1D-5117	[2]	NUT
3B-4508	[1]	LOCKWASHER
7F-3494	[1]	WASHER (.031" THICK)
9H-3757	[2]	WASHER (.093" THICK)
4M-1841	[1]	CONNECTOR
3L-3380	[1]	BUSHING
2F-2860	[6]	SCREW
		(.3125" long)
4B-1220	[2]	SCREW
		(.375" long)
3B-4501	[8]	LOCKWASHER
4M-0189	[2]	SEAL
4B-1221	[3]	SCREW
8H-0878	[3]	LOCKWASHER
7F-3529	[3]	WASHER
3S-2398	[1]	BUSHING
1H-9722	[1]	PLUG
2B-4602	[1]	PLUG
9F-2547	[1]	WICK
		(PARTS OF FRAME ASSEM. 4M1844)
2L-8166	[1]	WASHER
4M-1844	[1]	FRAME ASSEM.
4M-1845	[8]	BRUSH ASSEM.
4M-1840	[1]	INSULATOR
4M-1843	[2]	GASKET
4M-1842	[2]	PLATE
4M-0190	[4]	SCREW
4M-1868	[1]	ARMATURE
4M-1839	[1]	COIL ASSEM.
4M-1855	[1]	PLUNGER ASSEM.
4M-1828	[1]	RETAINER
2S-4027	[1]	WASHER
4M-1829	[1]	BOOT
6H-3622	[4]	SCREW ASSEM.
4M-1812 Y	[1]	SWITCH ASSEM.
		(SEE SEPARATE ILLUSTRATION)
8H-1141	[4]	SHOE
1H-2629	[2]	STRIP
1M-9971	[1]	SPACER
2F-6678	[1]	SEAL
1M-9968	[1]	BUSHING
		(PARTS OF HOUSING ASSEM. 4S7899)
9M-7609	[1]	SPRING
4S-7899	[1]	HOUSING ASSEM.
4M-1827	[1]	RETAINER
2H-3429	[1]	RING
3F-2617	[1]	NUT
4M-1854	[1]	SHAFT
1H-1023	[1]	SEAL (.369" DIAMETER)
2D-6392	[1]	SEAL (.239" DIAMETER)
2H-3429	[1]	RING
4M-1853	[1]	LEVER ASSEM.
4M-1851	[1]	GASKET
9M-3158	[1]	CLUTCH ASSEM.
2S-0366	[1]	PINION
		(PART OF CLUTCH ASSEM. 9M3158)
4M-1898	[1]	CUP
4M-1897	[2]	WASHER
		(PARTS OF CLUTCH ASSEM. 9M3158)
1S-8931 H	[1]	CUP KIT
		(CONSISTS OF TWO FLANGED CUPS AND TWO STRAIGHT EDGED CUPS)
1M-9953	[1]	SPRING
		(PART OF CLUTCH ASSEM. 9M3158)
4M-1833	[5]	SCREW (1.50" LONG)
7M-0336	[1]	SCREW (.86" LONG)
4L-2729	[1]	WASHER
2B-4602	[1]	PLUG
9F-2547	[1]	WICK
		(PARTS OF HOUSING ASSEM. 4S7899)
H		NOT PART OF 2S900 MOTOR ASSEM.
Y		SEPARATE ILLUSTRATION