510-8157 CYLINDER GP-HYDRAULIC -JACK S/N DN7102-UP 139.7-MM (5.5-IN) BORE X 1524-MM (60-IN) STROKE PART OF 503-7700 CYLINDER & MTG GP-HYDRAULIC MD6250

HYDRAULIC SYSTEM

CYLINDER GP

0. 510-8157 CYLINDER G
1. 515-6795 CYLINDER G
2. 515-6798 CYLINDER G
3. 515-6805 CYLINDER G
4. 518-7837 CYLINDER G
5. 524-9002 CYLINDER G
6. 533-4256 CYLINDER G
7. 548-0995 CYLINDER G
8. 553-3968 CYLINDER G
9. 555-8815 CYLINDER G
0. INFORMATION

ROTARY DRILL MD6250 ROTARY DRILL DN7
MD6250 Rotary Blasthole Drill DN700001-UP (MACHINE) POWERED BY C27 Engine M0087803 MD6250 DN7 (2017)

HYDRAULIC SYSTEM

CYLINDER GP

510-3008 CYLINDER GP-HYDRAULIC

510-8157 CYLINDER GP-HYDRAULIC

515-6795 CYLINDER GP-HYDRAULIC

515-6798 CYLINDER GP-HYDRAULIC

515-6805 CYLINDER GP-HYDRAULIC

#M00878030460

510-8157: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

510-8157 CYLINDER GP-HYDRAULIC -JACK
S/N DN7102-UP
139.7-MM (5.5-IN) BORE X 1524-MM (60-IN) STROKE
PART OF 503-7700 CYLINDER & MTG GP-HYDRAULIC

i07373410 M0087803

5108157 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	518-3816 C	[1]	HEAD
2.	460-9521 C	[4]	SETSCREW
3.	461-1277 C	[2]	PLUG-PORT
4.	518-3815 C	[1]	PISTON
5.	515-1178 CH	[2]	VALVE AS-COUNTERBALANCE
6.	518-3813 C	[1]	CYLINDER AS
7.	518-3814 C	[1]	ROD AS

	461-7923 CF	[2]	PLUG-PORT

			AVAILABLE REPAIR KIT(S):
	518-3812 C	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
	161-1980 H	[1]	KIT-SERVICE (COUNTERBALANCE VALVE)
	C		CHANGE FROM PREVIOUS TYPE
	F		NOT SHOWN
	H		KIT MARKED H SERVICES PART(S) MARKED H

#M00878030461

515-6795: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

515-6795 CYLINDER GP-HYDRAULIC
S/N DN71-UP
50.8-MM (2-IN) BORE X 101.6-MM (4-IN) STROKE
PART OF 503-7706, 504-4527 CYLINDER & MTG GP-HYDRAULIC

i07202332 M0087803

5156795 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	460-6450	[1]	WIPER
2.	081-8412	[1]	SEAL
3.	460-6451	[1]	SEAL-O-RING
4.	460-6452	[1]	SEAL-O-RING
5.	460-6453	[1]	RING-BACKUP
6.	460-6454	[1]	SEAL
7.	461-4678	[1]	SEAL-O-RING
8.	522-6145	[1]	SEAL AS-PISTON
9.	460-6456	[1]	RING-WEAR
10.	466-8954	[2]	RING-WEAR
11.	522-6146	[1]	HEAD
12.	2K-0337	[1]	LOCKNUT (3/4-16-THD)
13.	4B-9806	[1]	SETSCREW-SOCKET (1/4-20X0.25-IN)
14.	7R-8443	[1]	PLUG-NYLON
15.	523-0092	[1]	PISTON
16.	523-0105	[1]	CYLINDER
17.	460-6463	[1]	ROD
18.	460-6464	[1]	ROD-CLEVIS

			AVAILABLE REPAIR KIT(S):
	523-0091	[1]	KIT-SEAL (HYDRAULIC)

#M00878030462

515-6798: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

515-6798 CYLINDER GP-HYDRAULIC
S/N DN71-UP
76.2-MM (3-IN) BORE X 355.6-MM (14-IN) STROKE
PART OF 504-4517, 504-4537 CYLINDER & MTG GP-HYDRAULIC, 504-4518, 504-4519 LINES GP-CYLINDER

i07203971 M0087803

5156798 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5J-6795	[1]	WIPER-ROD
2.	460-7639	[1]	SEAL
3.	5H-8848	[1]	SEAL-O-RING
4.	6J-5731	[1]	RING-BACKUP
5.	461-5487	[1]	SEAL-O-RING
6.	461-4033	[1]	SEAL
7.	461-4034	[1]	RING-WEAR
8.	461-5495	[1]	PISTON
9.	2K-7471	[1]	LOCKNUT (1-14-THD)
10.	461-5488	[2]	SETSCREW
11.	5E-8580	[1]	RING-RETAINING
12.	7R-8443	[2]	PLUG-NYLON
13.	461-5489	[4]	BUSHING
14.	461-5494	[1]	HEAD
15.	522-1300	[1]	CYLINDER AS
16.	461-5492	[1]	ROD
17.	461-5493	[1]	ROD-CLEVIS

			AVAILABLE REPAIR KIT(S):
	499-3449	[1]	KIT-SEAL (HYDRAULIC CYLINDER)

#M00878030463

515-6805: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

515-6805 CYLINDER GP-HYDRAULIC
S/N DN71-UP
63.5-MM (2.5-IN) BORE X 406.4-MM (16-IN) STROKE
PART OF 504-4533 CYLINDER & LINES GP-HYDRAULIC

i07211350 M0087803

5156805 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	5J-6795 H	[1]	WIPER-ROD
2.	460-7639 H	[1]	SEAL
3.	8J-2413 H	[1]	SEAL-O-RING
4.	8F-6711 H	[1]	SEAL-O-RING
5.	030-3239 H	[1]	RING-BACKUP
6.	160-9893 H	[1]	KIT-SEAL
			(INCLUDES RINGS & SEAL)
7.	126-5375 H	[1]	RING-WEAR
8.	493-4152	[1]	HEAD
9.	2K-7471	[1]	LOCKNUT (1-14-THD)
10.	5E-8632	[1]	RING
11.	460-6460	[2]	PLUG-PORT
12.	522-1481	[1]	CYLINDER AS
13.	493-4151	[1]	ROD AS
14.	530-3516	[1]	PISTON

			AVAILABLE REPAIR KIT(S):
	507-2985 H	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
	H		KIT MARKED H SERVICES PART(S) MARKED H

#M00878030464

518-7837: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

518-7837 CYLINDER GP-HYDRAULIC
S/N DN71-UP
203.2-MM (8-IN) X 1082.8 (42.6-IN) STROKE
PART OF 503-7705 CYLINDER & MTG GP-HYDRAULIC

i07202336 M0087803

5187837 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	461-1285	[1]	WIPER
2.	461-1286	[1]	SEAL
3.	461-3612	[1]	SEAL-O-RING
4.	461-3613	[1]	RING-BACKUP
5.	461-3614	[1]	SEAL-CARRIER
6.	195-2862	[1]	SEAL
7.	461-3619	[1]	RING-WEAR
8.	475-1854	[3]	RING-WEAR
9.	475-1805	[1]	HEAD
10.	460-7637	[1]	LOCKNUT
11.	475-1804	[1]	PISTON
12.	460-7638	[2]	FITTING-GREASE
13.	461-1277	[2]	PLUG-PORT
14.	522-1302	[1]	ROD AS
15.	475-1803	[2]	VALVE
16.	5V-1874	[2]	BUSHING
17.	522-1301	[1]	CYLINDER AS
	460-8681 F	[1]	SETSCREW

			AVAILABLE REPAIR KIT(S):
	475-1807	[1]	KIT-SEAL (HYDRAULIC)
	F		NOT SHOWN

#M00878030465

524-9002: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

524-9002 CYLINDER GP-HYDRAULIC -TENSION
S/N DN71-UP
152.4-MM (6-IN) BORE X 317.5-MM (12.5-IN) STROKE
PART OF 503-7725 CYLINDER & MTG GP-HYDRAULIC

i07204074 M0087803

5249002 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	532-9462	[1]	CYLINDER AS
2.	532-9463	[1]	ROD AS
3.	532-9465	[1]	HEAD
4.	532-9460	[1]	BEARING-SLEEVE

	460-8681 F	[2]	SETSCREW
	532-9459 F	[2]	SEAL-O-RING
	532-9464 F	[1]	PISTON
	532-9466 F	[1]	LOCK-PISTON PIN

			AVAILABLE REPAIR KIT(S):
	532-9458	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
	F		NOT SHOWN

#M00878030466

533-4256: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

533-4256 CYLINDER GP-HYDRAULIC
S/N DN71-UP
38.1-MM (1.5-IN) BORE X 44.5-MM (1.8-IN) STROKE
PART OF 504-4540, 504-4542 CYLINDER & MTG GP-HYDRAULIC

i07211391 M0087803

5334256 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	533-6498	[1]	CYLINDER AS
2.	533-6500	[1]	HEAD
3.	533-6499	[1]	ROD
4.	533-4551	[1]	SPACER
5.	462-2247	[1]	LOCKNUT
6.	461-1277	[2]	PLUG-PORT

	533-6501 F	[1]	PISTON
	533-5815 F	[1]	PLUG-PORT

			AVAILABLE REPAIR KIT(S):
	472-6196	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
			(INCLUDES WIPER, O-RING SEALS, WEAR RINGS & SEALS)
	F		NOT SHOWN

#M00878030467

548-0995: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

548-0995 CYLINDER GP-HYDRAULIC
S/N DN71-UP
50.8-MM (2-IN) BORE X 69.9-MM (2.8-IN) STROKE. VIEWING HATCH
PART OF 504-4535 CYLINDER & MTG GP-HYDRAULIC

i07211416 M0087803

5480995 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	539-2511	[1]	SEAL-O-RING
2.	2K-0337	[1]	LOCKNUT (3/4-16-THD)
3.	4B-9806	[1]	SETSCREW-SOCKET (1/4-20X0.25-IN)
4.	7R-8443	[1]	PLUG-NYLON
5.	460-6460	[2]	PLUG-PORT
6.	523-0105	[1]	CYLINDER
7.	460-6463	[1]	ROD
8.	460-6464	[1]	ROD-CLEVIS
9.	523-0092	[1]	PISTON
10.	522-6146	[1]	HEAD
11.	548-4701	[1]	SPACER

			AVAILABLE REPAIR KIT(S):
	523-0091	[1]	KIT-SEAL (HYDRAULIC)

#M00878030468

553-3968: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

553-3968 CYLINDER GP-HYDRAULIC
S/N DN71-UP
76.2-MM (3-IN) BORE X 163.8-MM (6.4-IN) STROKE
PART OF 513-1637 CYLINDER & MTG GP-HYDRAULIC

i07334236 M0087803

5533968 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	551-6931	[1]	CYLINDER AS-HYDRAULIC
2.	4D-3120	[1]	BOLT-SOCKET HEAD (3/8-16X1.5-IN)
3.	460-6460	[2]	PLUG-PORT
4.	522-6141	[1]	ROD-CYLINDER
5.	5E-8586	[1]	CLEVIS
6.	522-6142	[1]	HEAD

	2K-4973 F	[1]	LOCKNUT (3/8-16-THD)
	2K-7471 F	[1]	LOCKNUT (1-14-THD)
	522-6143 F	[1]	PISTON

			AVAILABLE REPAIR KIT(S):
	522-6140	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
	F		NOT SHOWN

#M00878030469

555-8815: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

555-8815 CYLINDER GP-HYDRAULIC
S/N DN71-UP
76.2-MM (3-IN) BORE X 310.6-MM (12.2-IN) STROKE
PART OF 504-4540, 504-4542 CYLINDER & MTG GP-HYDRAULIC

i07332979 M0087803

5558815 CYLINDER GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	555-8781	[1]	CYLINDER AS
2.	6H-9049	[1]	FITTING (1/8-27 PTF)
3.	461-4037	[2]	BUSHING
4.	461-1277	[2]	PLUG-PORT
5.	461-4039	[1]	ROD AS

	461-4036 F	[1]	LOCKNUT
	461-4040 F	[1]	HEAD
	461-4041 F	[1]	PISTON

			AVAILABLE REPAIR KIT(S):
	498-6251	[1]	KIT-SEAL (HYDRAULIC CYLINDER)
	F		NOT SHOWN

Information:

HYDRAULIC SYSTEM

CYLINDER GP

Special Instruction

Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}
Instructions for Installation of Oversize Hydraulic Cylinder Seals {7555, 7562}

Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}
Procedure to Test the Position Sensor of a Hydraulic Cylinder {1439, 7562}

Technical Information Bulletin

Deck Wrench Cylinder Pin Failures on Certain MD6250 Rotary Drills {79NL}
Deck Wrench Cylinder Pin Failures on Certain MD6250 Rotary Drills {79NL}

Deck Wrench Cylinder Duty Cycle May Not Be Within Specification on Certain MD6200, MD6250, and MD6310 Rotary Drills {7562}
Deck Wrench Cylinder Duty Cycle May Not Be Within Specification on Certain MD6200, MD6250, and MD6310 Rotary Drills {7562}

Specifications

Hydraulic Cylinder - 13.6 m (44.62 ft) Meter Mast - Hoist and Pull Down
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Swing
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Rear Jack
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Front Jack
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Mast Raise
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Mast Lock, Dust Curtain
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Dust Curtain
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Deck Wrench
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Hydraulic Break Out Wrench (HOBO) Swing, Pipe Catcher, Stairs
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Hobb
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - ( 11.2 m (36.75 ft) Meter Mast - Hoist and Pull Down )
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Cable Tensioner
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Hydraulic Break Out Wrench (HOBO) - Rotate
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Hydraulic Break Out Wrench (HOBO) - Clamp
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Carousel Lock
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Carousel Index
MD6250 Rotary Blasthole Drill Machine Systems

Hydraulic Cylinder - Viewing Hatch
MD6250 Rotary Blasthole Drill Machine Systems

Testing and Adjusting

Cylinder Drift - Check
MD6250 Rotary Drill Systems

Hydraulic Cylinder (Deck Wrench) - Test
MD6250 Rotary Drill Systems

Service Magazine

Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}
Compatible Puller Stud and Hydraulic Cylinder Capacity Chart {0599, 7000, 7562}

Caterpillar Parts SIS Catalog MD6250 :

510-8157 CYLINDER GP-HYDRAULIC

510-3008 CYLINDER GP-HYDRAULIC

508-8567 CYLINDER GP-HYDRAULIC

508-8566 CYLINDER GP-HYDRAULIC

447-2670 CYLINDER GP-HYDRAULIC

512-5159 COVER GP-MOTOR

536-1569 BARREL GP-MOTOR

515-6795 CYLINDER GP-HYDRAULIC

515-6798 CYLINDER GP-HYDRAULIC

515-6805 CYLINDER GP-HYDRAULIC

518-7837 CYLINDER GP-HYDRAULIC

524-9002 CYLINDER GP-HYDRAULIC

533-4256 CYLINDER GP-HYDRAULIC

548-0995 CYLINDER GP-HYDRAULIC

553-3968 CYLINDER GP-HYDRAULIC

510-8157 CYLINDER GP-HYDRAULIC -JACK S/N DN7102-UP 139.7-MM (5.5-IN) BORE X 1524-MM (60-IN) STROKE PART OF 503-7700 CYLINDER & MTG GP-HYDRAULIC MD6250

HYDRAULIC SYSTEM

510-8157: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

515-6795: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

515-6798: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

515-6805: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

518-7837: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

524-9002: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

533-4256: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

548-0995: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

553-3968: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

555-8815: CYLINDER GP-HYDRAULIC

Parts for your MD6250 ROTARY DRILL:

Information:

Caterpillar Parts SIS Catalog MD6250 :

Modal