515-6798 CYLINDER GP-HYDRAULIC S/N DN81-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 MD6250

HYDRAULIC SYSTEM

CYLINDER GP

0. 515-6798 CYLINDER G
1. 515-6805 CYLINDER G
2. 518-7837 CYLINDER G
3. 524-9002 CYLINDER G
4. 533-4256 CYLINDER G
5. 548-0995 CYLINDER G
6. 553-3968 CYLINDER G
7. 555-8815 CYLINDER G
8. 510-3009 CYLINDER G

FILTER GP

9. 503-7691 FILTER & L
0. INFORMATION

ROTARY DRILL MD6250 ROTARY DRILL DN8
MD6250 Rotary Blasthole Drill DN800001-UP (MACHINE) POWERED BY C27 Engine M0087805 MD6250 DN8 (2017)

HYDRAULIC SYSTEM

CYLINDER GP

510-8157 CYLINDER GP-HYDRAULIC

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

#M00878050500

515-6798: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

515-6798 CYLINDER GP-HYDRAULIC
S/N DN81-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 M0087805

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)

#M00878050501

515-6805: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

515-6805 CYLINDER GP-HYDRAULIC
S/N DN81-UP
63.5-MM (2.5-IN) BORE X 406.4-MM (16-IN) STROKE
PART OF 504-4533 CYLINDER & LINES GP-HYDRAULIC

i07211350 M0087805

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

#M00878050502

518-7837: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

518-7837 CYLINDER GP-HYDRAULIC
S/N DN81-UP
203.2-MM (8-IN) X 1082.8 (42.6-IN) STROKE
PART OF 503-7705 CYLINDER & MTG GP-HYDRAULIC

i07202336 M0087805

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

#M00878050503

524-9002: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

524-9002 CYLINDER GP-HYDRAULIC -TENSION
S/N DN81-UP
152.4-MM (6-IN) BORE X 317.5-MM (12.5-IN) STROKE
PART OF 503-7725 CYLINDER & MTG GP-HYDRAULIC

i07204074 M0087805

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

#M00878050504

533-4256: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

533-4256 CYLINDER GP-HYDRAULIC
S/N DN81-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 M0087805

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

#M00878050505

548-0995: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

548-0995 CYLINDER GP-HYDRAULIC
S/N DN81-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 M0087805

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)

#M00878050506

553-3968: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

553-3968 CYLINDER GP-HYDRAULIC
S/N DN81-UP
76.2-MM (3-IN) BORE X 163.8-MM (6.4-IN) STROKE
PART OF 513-1637 CYLINDER & MTG GP-HYDRAULIC

i07334236 M0087805

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

#M00878050507

555-8815: CYLINDER GP-HYDRAULIC

CYLINDER GP-HYDRAULIC

555-8815 CYLINDER GP-HYDRAULIC
S/N DN81-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 M0087805

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

#M00878050508

510-3009: CYLINDER GP-SWING

CYLINDER GP-SWING

510-3009 CYLINDER GP-SWING
S/N DN81-UP
76.2-MM (3-IN) BORE X 355.6-MM (14-IN) STROKE
PART OF 504-4540, 504-4542 CYLINDER & MTG GP-HYDRAULIC

i07211325 M0087805

For full view, you need register

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.	461-4035	[1]	RING-WEAR
9.	5E-8583	[2]	PIN
10.	8S-6377	[2]	PIN-LOCK
11.	2K-7471	[1]	LOCKNUT (1-14-THD)
12.	461-5488	[2]	SETSCREW
13.	460-8681	[1]	SETSCREW
14.	7R-8443	[2]	PLUG-NYLON
15.	461-5489	[4]	BUSHING
16.	466-8941	[2]	PLUG-PORT
17.	461-5495	[1]	PISTON
18.	513-2386 J	[2]	VALVE GP-COUNTERBALANCE
19.	513-2383	[1]	CYLINDER AS
20.	461-5492	[1]	ROD
21.	461-5493	[1]	ROD-CLEVIS
22.	513-2384	[1]	HEAD

			AVAILABLE REPAIR KIT(S):
	513-2379	[1]	KIT-SEAL (SWING CYLINDER)
	114-3616 J	[1]	KIT-SEAL (COUNTERBALANCE VALVE)
			(INCLUDES O-RING SEALS & BACKUP RINGS)
	J		KIT MARKED J SERVICES PART(S) MARKED J

#M00878050509

503-7691: FILTER & LINES GP-HYDRAULIC

FILTER & LINES GP-HYDRAULIC

503-7691 FILTER & LINES GP-HYDRAULIC
S/N DN81-UP
PART OF 503-7688 HYDRAULIC AR

i07201246 M0087805

5037691 FILTER & LINES GP-HYDRAULIC Parts scheme

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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	2P-1293	[1]	LOCKNUT (1-3/16-12-THD)
2.	8X-7517	[2]	BRACKET AS
3.	127-4667	[2]	STRIP AS
4.	138-1916	[1]	TEE-BULKHEAD
5.	148-8323	[3]	CONNECTOR AS
			(EACH INCLUDES)
	2S-4078	[1]	SEAL-O-RING
	5K-9090	[1]	SEAL-O-RING
	6V-9875	[1]	CONNECTOR
6.	148-8336	[1]	CONNECTOR AS
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
	6V-8636	[1]	CONNECTOR
7.	148-8355	[1]	ELBOW AS
	5K-9090	[1]	SEAL-O-RING
	6V-9005	[1]	ELBOW
	7M-8485	[1]	SEAL-O-RING
8.	148-8360	[1]	ELBOW AS
	6V-9182	[1]	ELBOW
	6V-9746	[1]	SEAL-O-RING
	7M-8485	[1]	SEAL-O-RING
9.	148-8365	[1]	ELBOW AS
	3J-1907	[1]	SEAL-O-RING
	6V-8398	[1]	SEAL-O-RING
	8T-6876	[1]	ELBOW
10.	148-8445	[1]	TEE AS
	5K-9090	[2]	SEAL-O-RING
	6V-9847	[1]	TEE-SWIVEL
11.	150-4046	[1]	ADAPTER AS
	2M-9780	[1]	SEAL-O-RING
	5P-1404	[1]	ADAPTER
12.	165-4931	[4]	ELBOW AS
			(EACH INCLUDES)
	3J-1907	[1]	SEAL-O-RING
	6V-8077	[1]	ELBOW
13.	165-4932	[2]	TEE AS
			(EACH INCLUDES)
	2S-4078	[1]	SEAL-O-RING
	6V-8400	[2]	SEAL-O-RING
	6V-8786	[1]	TEE
14.	168-1968	[1]	TEE AS
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
	126-6872	[1]	TEE
15.	198-4778	[9]	WASHER-HARD (13.5X30X12-MM THK)
16.	214-9429	[4]	MANIFOLD
17.	241-6215	[1]	ELBOW AS
	3J-1907	[1]	SEAL-O-RING
	6V-8076	[1]	ELBOW
18.	264-3838	[1]	BLOCK
19.	267-4211	[2]	SPACER (8.8X16X15-MM THK)
20.	285-8412	[1]	MANIFOLD
21.	328-8454 Y	[2]	FILTER GP-OIL (FIRE RESISTANT)
22.	344-5675 M	[2]	NUT (M10X1.5-THD)
23.	371-4333 Y	[1]	FILTER GP-OIL (HIGH PRESSURE)
24.	372-1230 I	[1]	HOSE AS
25.	395-8644	[1]	ADAPTER AS
	6K-6307	[1]	SEAL-O-RING
	480-2990	[1]	ADAPTER
26.	396-0416	[1]	TEE AS
	6V-8398	[2]	SEAL-O-RING
	296-5724	[1]	TEE
27.	419-0859	[1]	SCREEN GP-HYDRAULIC
	376-8222	[1]	HOUSING AS-OIL FILTER
	155-9644	[1]	SEAL
	365-2295	[1]	KIT-O-RING
			(INCLUDES O-RING & BACKUP WASHER)
	367-5991	[1]	PLUG-PORT
	396-9124	[1]	FILTER (SCREEN)
28.	439-1906	[1]	ADAPTER AS
	3D-2824	[1]	SEAL-O-RING
	5K-9090	[2]	SEAL-O-RING
	439-1857	[1]	ADAPTER-TEE
29.	513-1828 I	[1]	HOSE AS
30.	513-1829 I	[1]	HOSE AS
31.	513-1830 I	[1]	HOSE AS
32.	513-1831 I	[1]	HOSE AS
33.	513-1893 I	[1]	HOSE AS
34.	513-1894 I	[3]	HOSE AS
35.	513-1897 I	[1]	HOSE AS
36.	513-1898 I	[1]	HOSE AS
37.	513-1900 I	[1]	HOSE AS
38.	513-1901 I	[1]	HOSE AS
39.	513-1903	[1]	PLATE AS
40.	513-1960 I	[1]	HOSE AS
41.	513-1961 I	[1]	HOSE AS
42.	513-1962 I	[1]	HOSE AS
43.	513-1963 I	[1]	HOSE AS
44.	513-1964 I	[1]	HOSE AS
45.	513-1965 I	[1]	HOSE AS
46.	513-1967 I	[1]	HOSE AS
47.	513-2033 I	[1]	HOSE AS
48.	513-2034 I	[1]	HOSE AS
49.	513-2052 I	[1]	HOSE AS
50.	513-2053 I	[1]	HOSE AS
51.	513-2054 I	[1]	HOSE AS
52.	513-2055 I	[1]	HOSE AS
53.	516-3620	[1]	MANIFOLD & VALVE GP
	519-4370 J	[1]	VALVE AS-RELIEF
54.	522-6634	[2]	PLATE AS
55.	524-7384 I	[1]	HOSE AS
56.	527-9253 Y	[1]	VALVE GP-COMBINATION
57.	530-3159 I	[1]	HOSE AS
58.	539-6148 I	[1]	HOSE AS
59.	539-6149 I	[1]	HOSE AS
60.	067-3045	[2]	CLIP (LOOP)
61.	091-0081	[1]	SPACER (10.5X20X10-MM THK)
62.	116-3715 M	[1]	STUD-TAPERLOCK (M10X1.5X85-MM)
63.	148-8315	[2]	CONNECTOR AS
			(EACH INCLUDES)
	2M-9780	[1]	SEAL-O-RING
	6V-8642	[1]	CONNECTOR
	7J-9108	[1]	SEAL-O-RING
64.	148-8317	[3]	CONNECTOR AS
			(EACH INCLUDES)
	3D-2824	[1]	SEAL-O-RING
	5K-9090	[1]	SEAL-O-RING
	6V-8714	[1]	CONNECTOR
65.	148-8326	[1]	CONNECTOR AS
	3J-7354	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
	6V-9872	[1]	CONNECTOR
66.	148-8327	[1]	CONNECTOR AS
	3D-2824	[1]	SEAL-O-RING
	6V-8637	[1]	CONNECTOR
	6V-9746	[1]	SEAL-O-RING
67.	148-8328	[1]	CONNECTOR AS
	3D-2824	[1]	SEAL-O-RING
	6V-8398	[1]	SEAL-O-RING
	6V-8633	[1]	CONNECTOR
68.	148-8335	[4]	CONNECTOR AS
			(EACH INCLUDES)
	5K-9090	[1]	SEAL-O-RING
	6V-8635	[1]	CONNECTOR
	7M-8485	[1]	SEAL-O-RING
69.	148-8352	[1]	ELBOW AS
	5K-9090	[1]	SEAL-O-RING
	6V-9854	[1]	ELBOW (SWIVEL)
70.	148-8357	[1]	ELBOW AS
	5K-9090	[1]	SEAL-O-RING
	6V-9008	[1]	ELBOW
	7M-8485	[1]	SEAL-O-RING
71.	148-8372	[1]	ELBOW AS
	2M-9780	[1]	SEAL-O-RING
	6V-8398	[1]	SEAL-O-RING
	6V-8721	[1]	ELBOW
72.	148-8378	[1]	ELBOW AS
	3J-1907	[1]	SEAL-O-RING
	6V-8397	[1]	SEAL-O-RING
	6V-8724	[1]	ELBOW
73.	148-8387	[1]	ELBOW AS
	6V-8400	[1]	SEAL-O-RING
	6V-9855	[1]	ELBOW
74.	148-8390	[1]	ELBOW AS
	2M-9780	[1]	SEAL-O-RING
	6V-8626	[1]	ELBOW
	7J-9108	[1]	SEAL-O-RING
75.	148-8422	[1]	TEE AS
	5K-9090	[1]	SEAL-O-RING
	6V-9746	[1]	SEAL-O-RING
	7M-8485	[1]	SEAL-O-RING
	8T-6356	[1]	TEE-O-RING PORT
76.	148-8428	[1]	TEE AS
	3K-0360	[1]	SEAL-O-RING
	6V-8398	[2]	SEAL-O-RING
	6V-8782	[1]	TEE
77.	148-8429	[2]	TEE AS
			(EACH INCLUDES)
	5K-9090	[2]	SEAL-O-RING
	6V-9840	[1]	TEE-SWIVEL
78.	148-8449	[1]	TEE AS-SWIVEL
	6V-9746	[2]	SEAL-O-RING
	6V-9839	[1]	TEE-SWIVEL
79.	150-4037	[1]	TEE AS
	6V-8398	[2]	SEAL-O-RING
	6V-9844	[1]	TEE-SWIVEL
80.	153-6236	[3]	REDUCER AS
			(EACH INCLUDES)
	6V-8946	[1]	REDUCER
	6V-9746	[1]	SEAL-O-RING
81.	153-6243	[1]	TEE AS
	2S-4078	[1]	SEAL-O-RING
	5K-9090	[1]	SEAL-O-RING
	6V-9746	[1]	SEAL-O-RING
	8T-1120	[1]	TEE-O-RING PORT
82.	155-3504	[1]	ELBOW AS
	2M-9780	[1]	SEAL-O-RING
	6V-9003	[1]	ELBOW
	7J-9108	[1]	SEAL-O-RING
83.	164-5567	[4]	COUPLER AS-QUICK DISCONNECT (MALE)
			(EACH INCLUDES)
	6V-3965	[1]	FITTING (QUICK DISCONNECT)
	214-7568	[1]	SEAL-O-RING
84.	164-5574	[1]	TEE AS
	3D-2824	[1]	SEAL-O-RING
	6V-8784	[1]	TEE-FACE SEAL
	6V-9746	[2]	SEAL-O-RING
85.	164-5662	[1]	ELBOW AS
	2S-4078	[1]	SEAL-O-RING
	5K-9090	[1]	SEAL-O-RING
	143-4281	[1]	ELBOW
86.	178-3620	[3]	STRAP-DUAL CLAMP
87.	198-4777	[1]	WASHER-HARD (11X25X10-MM THK)
88.	198-4780	[8]	WASHER-HARD (17.5X32X8-MM THK)
89.	1P-3704	[14]	SEAL-RECTANGULAR
90.	1P-3705	[2]	SEAL-RECTANGULAR
91.	1P-4578	[2]	FLANGE-HALF
92.	1P-5767	[20]	FLANGE-HALF
93.	200-6345	[10]	SADDLE-MOUNTING (DUAL SWIVEL)
94.	204-2281	[20]	STRAP-CABLE
95.	205-7299	[1]	CLIP (LOOP)
96.	227-6715 M	[1]	STUD (M10X1.5X30-MM)
97.	250-1488	[2]	TEE AS
			(EACH INCLUDES)
	5K-9090	[3]	SEAL-O-RING
	154-7159	[1]	TEE
98.	2H-3926	[2]	LOCKWASHER
99.	4D-7388	[1]	CLIP (LOOP)
100.	4J-0520	[1]	SEAL-O-RING
101.	4J-0522	[1]	SEAL-O-RING
102.	5K-9090	[1]	SEAL-O-RING
103.	5P-4295	[1]	CLIP
104.	5P-7468	[6]	CLIP (SLOT)
105.	5P-7469	[6]	CLIP (TAB)
106.	5P-8077	[4]	FLANGE-HALF
107.	6D-4244	[1]	CLIP (LOOP)
108.	6D-4636	[1]	CLIP (LOOP)
109.	6V-0852	[4]	CAP-DUST
110.	6V-4349	[1]	GROMMET
111.	6V-9172	[2]	NUT (1-7/16-12-THD)
112.	6V-9746	[2]	SEAL-O-RING
113.	6V-9830	[1]	CAP (ORFS)
114.	6V-9832	[1]	CAP (ORFS)
115.	7G-5984	[1]	CLIP (TAB)
116.	7G-5985	[1]	CLIP (SLOT)
117.	7X-2549 M	[1]	BOLT (M12X1.75X100-MM)
118.	7X-7729	[3]	WASHER (11X25X3-MM THK)
119.	8C-3206	[2]	FLANGE-HALF
120.	8T-3647 M	[2]	BOLT (M8X1.25X80-MM)
121.	8T-4121	[29]	WASHER-HARD (11X21X2.5-MM THK)
122.	8T-4136 M	[12]	BOLT (M10X1.5X25-MM)
123.	8T-4139 M	[5]	BOLT (M12X1.75X30-MM)
124.	8T-4140 M	[8]	BOLT (M16X2X60-MM)
125.	8T-4184 M	[11]	BOLT (M12X1.75X45-MM)
126.	8T-4192 M	[6]	BOLT (M12X1.75X25-MM)
127.	8T-4194 M	[20]	BOLT (M12X1.75X50-MM)
128.	8T-4195 M	[5]	BOLT (M10X1.5X30-MM)
129.	8T-4196 M	[8]	BOLT (M10X1.5X35-MM)
130.	8T-4223	[52]	WASHER-HARD (13.5X25.5X3-MM THK)
131.	8T-4224	[2]	WASHER-HARD (8.8X16X2-MM THK)
132.	8T-4910 M	[1]	BOLT (M12X1.75X60-MM)
133.	8T-5005 M	[4]	BOLT (M10X1.5X70-MM)
134.	8T-6868 M	[15]	BOLT (M12X1.75X80-MM)
135.	8T-7087	[5]	GROMMET (34-MM ID)
136.	8T-7088	[1]	GROMMET
137.	8T-7529	[1]	CLIP
138.	9M-8406	[1]	CLIP (LOOP)

			AVAILABLE REPAIR KIT(S):
	519-4371 J	[1]	KIT-SEAL (RELIEF VALVE)
			(INCLUDES O-RINGS & BACKUP RINGS)
	I		REFER TO HYDRAULIC INFORMATION SYSTEM
	J		KIT MARKED J SERVICES PART(S) MARKED J
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

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 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 :

515-6795 CYLINDER GP-HYDRAULIC

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

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

555-8815 CYLINDER GP-HYDRAULIC

510-3009 CYLINDER GP-SWING