142-7526 KIT-GASKET S/N 4SK1-UP CENTRAL & LOWER STRUCTURE FOR USE WITH @@@@@124-4675@@@@@ FIELD INSTALLATION 621F

Part No	Qty	Parts name
4N-0699	[3]	GASKET
4N-1151	[1]	GASKET
7C-0307	[1]	GASKET
7W-6081	[1]	GASKET
3D-2824	[4]	SEAL-O-RING
250-0466	[2]	SEAL-O-RING
5P-8068	[1]	SEAL-O-RING
6V-3830	[1]	SEAL-O-RING
6V-9746	[1]	SEAL-O-RING
9X-7378	[1]	SEAL-O-RING
109-0072	[1]	SEAL-O-RING
114-4427	[2]	SEAL-O-RING
118-5068	[1]	SEAL-O-RING
119-5155	[1]	SEAL-O-RING

		FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD IN ADDITION TO THE KIT CONSIST, PLEASE VISIT:

		HTTPS://DEALER.CAT.COM/RELATED

#SEBP22550741

142-7529: KIT-GASKET

KIT-GASKET

142-7529 KIT-GASKET
S/N 4SK1-UP
KIT CONTAINS GASKET AND SEALS.
FIELD REPLACEMENT ORDER 425-3552 KIT-WATER PUMP GASKET
FOR USE WITH @@@@@124-4675@@@@@, @@@@@124-4675@@@@@, RM489- ENGINE S/N 41Z 469-UP, MACHINE 4SK 370-UP, RM493- ENGINE 41Z 538-UP, MACHINE S/N 1DL 245-UP
FIELD INSTALLATION

i05663871 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4N-0933	[1]	GASKET
7C-0307 J	[3]	GASKET
4N-1156	[1]	GASKET-REGULATOR COVER
125-0434	[1]	SEAL-INTEGRAL
9M-3786	[1]	SEAL-O-RING
109-0076	[1]	SEAL-O-RING
109-0077	[2]	SEAL-O-RING
156-5198	[1]	SEAL-O-RING

		FOR A LIST OF RELATED PARTS THAT REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

		HTTP://DEALER.CAT.COM/RELATED

		AVAILABLE REPLACEMENT PART(S):
399-8571 J		GASKET
J		CLASSIC OPTIONAL REPLACEMENT SERVICE PART FOR PART MARKED J

#SEBP22550742

159-9742: KIT-GASKET

KIT-GASKET

159-9742 KIT-GASKET -FUEL SYSTEM
S/N 4SK1-UP
FIELD REPLACEMENT ORDER @@@@@425-1730@@@@@
FOR USE WITH @@@@@124-4675@@@@@
FIELD INSTALLATION

i05616859 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
6I-1564	[1]	DIAPHRAGM
1P-0436	[2]	GASKET (FUEL PRIMING PUMP)
6I-2002	[1]	GASKET
8N-3761	[1]	GASKET
144-0477	[1]	GASKET
144-0478	[1]	GASKET
144-0480	[1]	GASKET
144-0481	[1]	GASKET
144-0482	[1]	GASKET
8N-3776	[1]	GASKET-COVER (GOVERNOR DETENT)
144-0479	[1]	GASKET-COVER (IDLE-SPEED ADJ)
7H-9899	[1]	SEAL
8N-5763	[1]	SEAL
9L-9098	[6]	SEAL-CARBON STOP
4N-0260	[1]	SEAL-LIP TYPE
6V-5029	[1]	SEAL-LIP TYPE
138-9507	[1]	SEAL-LIP TYPE
1J-9671	[3]	SEAL-O-RING
2D-6392	[1]	SEAL-O-RING
2J-0157	[1]	SEAL-O-RING
2M-9780	[1]	SEAL-O-RING
2N-3350	[1]	SEAL-O-RING
3D-2824	[1]	SEAL-O-RING
3D-2898	[1]	SEAL-O-RING
3E-6760	[1]	SEAL-O-RING
3J-1907	[2]	SEAL-O-RING
3J-7354	[4]	SEAL-O-RING
3K-0360	[3]	SEAL-O-RING
4J-7533	[1]	SEAL-O-RING
4J-8997	[1]	SEAL-O-RING
4M-8303	[1]	SEAL-O-RING
5F-9144	[1]	SEAL-O-RING
5P-5846	[1]	SEAL-O-RING
5P-6620	[1]	SEAL-O-RING
5P-7813	[2]	SEAL-O-RING
5P-8210	[1]	SEAL-O-RING
5P-8215	[1]	SEAL-O-RING
5P-9757	[1]	SEAL-O-RING
6F-6672	[1]	SEAL-O-RING
6H-9691	[1]	SEAL-O-RING
6J-2419	[1]	SEAL-O-RING
6V-3319	[1]	SEAL-O-RING
6V-6609	[1]	SEAL-O-RING
6V-8398	[11]	SEAL-O-RING
7F-8607	[1]	SEAL-O-RING
7J-9108	[1]	SEAL-O-RING
8J-4351	[2]	SEAL-O-RING
8J-8343	[2]	SEAL-O-RING
8L-2779	[6]	SEAL-O-RING
8M-8515	[2]	SEAL-O-RING
9X-7408	[2]	SEAL-O-RING
033-5879	[1]	SEAL-O-RING
109-3206	[1]	SEAL-O-RING
109-9685	[1]	SEAL-O-RING
112-5282	[1]	SEAL-O-RING
117-1385	[6]	SEAL-O-RING
131-3719	[6]	SEAL-O-RING
214-7568	[4]	SEAL-O-RING
4W-2754	[1]	SEAL-QUAD RING
9X-7715	[1]	SEAL-QUAD RING
8H-2778	[1]	SEAL-RING
7W-4482	[6]	WASHER (17.14X9.76X3.18-MM THK)
115-3358	[1]	WASHER (12.7X6.65X0.79-MM THK)
8H-9204	[6]	WASHER-FELT (19/32X7/8X5/16-IN THK)
114-3364	[6]	WASHER-SPECIAL (SEALING)

		FOR A LIST OF RELATED PARTS THAT REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSISST, PLEASE VISIT

		HTTPS://DEALER.CAT.COM/RELATED

#SEBP22550743

160-9874: KIT-GASKET

KIT-GASKET

160-9874 KIT-GASKET -SINGLE CYLINDER LINER
S/N 4SK1-UP
PART OF 312-2924, 312-2925 CONVERSION AR-ENGINE
FOR USE WITH PQ0863
FIELD INSTALLATION

i04946741 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	9L-5854	[1]	BAND-FILLER (130.2-MM ID)
2.	110-2220	[1]	SEAL-LINER (MID)
3.	142-7072	[1]	SEAL-LINER (COOLANT)
4.	142-6217	[1]	SEAL-O-RING

			FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

			HTTP://DEALER.CAT.COM/RELATED

#SEBP22550744

232-3679: KIT-GASKET

KIT-GASKET

232-3679 KIT-GASKET -REAR STRUCTURE
S/N 4SK1-UP
CONTAINS GASKET, SEALS, & BENDABLE LOCKS TO REINSTALL THE REAR COVER. THIS KIT DOES NOT INCLUDE THE OIL PAN GASKET.
FIELD INSTALLATION

i04721370 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
2A-1162	[1]	GASKET (DRAIN PLUG)
4H-7869	[1]	GASKET
198-1517	[2]	GASKET
5H-0244	[1]	GASKET
9Y-6089	[2]	GASKET
155-5619	[1]	GASKET
6L-3397	[1]	GASKET
4M-6480	[1]	GASKET
8F-1846	[1]	GASKET
142-5868	[1]	SEAL-CRANKSHAFT (REAR)(REAR)
234-8937	[1]	SEAL-INTEGRAL (FLYWHEEL HOUSING)
230-3728	[1]	SEAL-O-RING

		FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

		HTTP://DEALER.CAT.COM/RELATED

#SEBP22550745

233-6984: KIT-GASKET

KIT-GASKET

233-6984 KIT-GASKET
S/N 4SK1-UP
KIT CONTAINS GASKETS, SEALS, AND BENDABLE LOCKS TO REINSTALL THE FRONT COVER.. KIT DOES NOT INCLUDE THE OIL PAN FILTER.
FOR USE WITH E511- ENGINE S/N 2WS 1-UP, E536 ENGINE S/N 5DS 1-UP
FIELD INSTALLATION

i05819917 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
6B-2250	[12]	GASKET
155-3629	[1]	GASKET
166-9144	[1]	GASKET
103-6045	[1]	SEAL (FRONT COVER)
110-0004	[1]	SEAL
142-5867	[1]	SEAL-CRANKSHAFT (FRONT)
5S-2106	[1]	SEAL-LIP TYPE
250-0466	[1]	SEAL-O-RING
5E-8771	[1]	SEAL-O-RING
214-7568	[1]	SEAL-O-RING
7X-4805	[2]	SEAL-O-RING
8T-9527	[1]	SEAL-O-RING
061-9455	[1]	SEAL-O-RING
107-5769	[2]	SEAL-O-RING
117-8801	[1]	SEAL-O-RING
156-5198	[1]	SEAL-O-RING
3P-1155	[2]	SEAL-O-RING
122-3772	[1]	SEAL-O-RING
228-4947	[2]	SEAL-O-RING
126-1757	[12]	WASHER (10.85X19.3X1.27-MM THK)
129-5427	[2]	WASHER-SPECIAL (SEALING)

		FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

		HTTP://DEALER.CAT.COM/RELATED

#SEBP22550746

281-0029: KIT-GASKET

KIT-GASKET

281-0029 KIT-GASKET -SINGLE FUEL INJECTOR SEALS
S/N 4SK1-UP
FOR USE WITH @@@@@119-5782@@@@@
FIELD INSTALLATION

i04540300 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
9L-9098	[1]	SEAL-CARBON STOP
271-2489	[1]	SEAL-WASHER
7W-4487	[1]	WASHER-SPECIAL (9.76X17.14X1.27-MM THK)

#SEBP22550747

349-1530: KIT-GASKET

KIT-GASKET

349-1530 KIT-GASKET -REAR STRUCTURE
S/N 4SK1-UP
CONTAINS THE GASKETS, SEALS, AND BENDABLE LOCKS TO REINSTALL THE REAR COVER
PART OF 444-6548 KIT-ENGINE OVERHAUL
FIELD REPLACEMENT FOR 349-6937 KIT-GASKET
FOR USE WITH BET 1-UP
FIELD INSTALLATION

i04901042 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2A-1162	[3]	GASKET (DRAIN PLUG)
2.	6L-3397	[1]	GASKET
3.	4H-7869	[2]	GASKET
4.	5H-0244	[1]	GASKET
5.	9Y-6089	[1]	GASKET
6.	155-5619	[1]	GASKET (FLYWHEEL HOUSING)
7.	142-5868	[1]	SEAL-CRANKSHAFT (REAR)(REAR)
8.	234-8937	[1]	SEAL-INTEGRAL (FLYWHEEL HOUSING)
9.	250-0466	[1]	SEAL-O-RING
10.	230-3728	[1]	SEAL-O-RING

			FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

			HTTPS://DEALER.CAT.COM/RELATED

#SEBP22550748

349-1533: KIT-GASKET

KIT-GASKET

349-1533 KIT-GASKET -WATER PUMP
S/N 4SK1-UP
CONTAINS THE GASKETS AND SEALS TO REINSTALL WATER PUMP AND ATTACHING LINES
FIELD INSTALLATION

i04901062 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Part No	Qty	Parts name
4N-0933	[1]	GASKET
4N-3841	[1]	GASKET
125-0434	[1]	SEAL-INTEGRAL
9M-3786	[1]	SEAL-O-RING
109-0076	[1]	SEAL-O-RING
109-0077	[3]	SEAL-O-RING
122-3772	[1]	SEAL-O-RING
171-4358	[2]	SEAL-O-RING

		FOR LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

		HTTP://DEALER.CAT.COM/RELATED

#SEBP22550749

393-0918: KIT-GASKET

KIT-GASKET

393-0918 KIT-GASKET
S/N 4SK1-UP
CLASSIC KIT IS SERVICED ONLY AS A COMPLETE PACKAGE
FIELD INSTALLATION

i06797417 SEBP2255

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Parts for your 621F WHEEL TRACTOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name	Comments
			(NO SERVICED PARTS)


			FOR A LIST OF RELATED PARTS THAT MAY BE REQUIRED FOR THE ENGINE REBUILD TO THE KIT CONSIST, PLEASE VISIT

			HTTP://DEALER.CAT.COM/RELATED