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521-5905 GUARDRAIL GP S/N DN71-UP PART OF 487-4733, 516-1810 GUARDRAIL GP MD6250 ROTARY DRILL


FRAME AND BODY
HANDRAIL GP
HANDHOLD GP
DOOR GP
GUARD GP
PANEL GP
STABILIZER GP
LADDER GP

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

FRAME AND BODY

HANDRAIL GP
GUARDRAIL GP
521-5902 GUARDRAIL GP
GUARDRAIL GP
521-5903 GUARDRAIL GP
GUARDRAIL GP
521-5905 GUARDRAIL GP
GUARDRAIL GP
521-5908 GUARDRAIL GP
HANDRAIL GP
503-7754 HANDRAIL GP
 

#M00878030360
 

521-5905: GUARDRAIL GP

521-5905 GUARDRAIL GP
S/N DN71-UP
PART OF 487-4733, 516-1810 GUARDRAIL GP
i07211339 M0087803
5215905 GUARDRAIL GP Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 521-2816 [1] GUARD  
2. 519-2657 [1] GUARDRAIL AS  
  367-2481 [4] CAP  
3. 519-2658 [1] GUARDRAIL AS  
4. 519-2660 [1] GUARDRAIL AS  
    (EACH GUARDRAIL AS INCLUDES)
  367-2481 [2] CAP  
5. 519-2662 [1] GUARDRAIL AS  
  367-2481 [4] CAP  
6. 520-6839 [1] GUARDRAIL AS  
  367-2481 [2] CAP  
7. 521-2817 [1] GUARD  
8. 521-5299 [1] GUARD  
9. 521-5301 [1] GUARD  
10. 521-5913 [1] GUARD  
11. 5P-1076 [30] WASHER-HARD (13.5X30X4-MM THK)  
12. 8T-4139 M [26] BOLT (M12X1.75X30-MM)  
13. 8T-4192 M [4] BOLT (M12X1.75X25-MM)  
  M   METRIC PART
 

#M00878030361
 

521-5908: GUARDRAIL GP

521-5908 GUARDRAIL GP
S/N DN71-UP
PART OF 487-4732, 487-4733 GUARDRAIL GP
i07211341 M0087803
5215908 GUARDRAIL GP Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 521-5919 [1] GUARDRAIL GP  
  522-0778 [1] GUARDRAIL AS  
  522-0779 [1] GUARDRAIL AS  
2. 521-5920 [1] GUARDRAIL GP  
  522-0777 [1] GUARDRAIL AS  
  522-0780 [1] GUARDRAIL AS  
 

#M00878030362
 

503-7754: HANDRAIL GP

503-7754 HANDRAIL GP -CAB
S/N DN71-UP
PART OF 503-7756, 523-6356 PLATFORM AR-CAB
i07213030 M0087803
5037754 HANDRAIL GP Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 521-5927 [1] PLATE  
2. 526-2060 [1] GATE AS  
3. 538-6221 [1] GUARDRAIL AS  
3A. 519-2653 [2] HINGE AS  
  367-2481 [2] CAP  
4. 538-6224 [1] GUARDRAIL AS  
  367-2481 [4] CAP  
5. 538-6226 [1] GUARDRAIL AS  
  367-2481 [2] CAP  
6. 538-6228 [1] GUARDRAIL AS  
  367-2481 [2] CAP  
7. 538-6232 [1] GUARD  
8. 538-6233 [1] GUARD  
9. 538-6234 [1] GUARD  
10. 538-6235 [1] GUARD  
11. 5P-1076 [18] WASHER-HARD (13.5X30X4-MM THK)  
12. 7X-7729 [2] WASHER (11X25X3-MM THK)  
13. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
14. 8T-4139 M [18] BOLT (M12X1.75X30-MM)  
  M   METRIC PART
 

#M00878030363
 

503-7578: HATCH AR-VIEW

503-7578 HATCH AR-VIEW
S/N DN71-UP
PART OF 515-8694 DISTRIBUTION AR
i07211420 M0087803
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  504-4535 Y [1] CYLINDER & MTG GP-HYDRAULIC  
  504-4495 Y [1] HATCH GP  
  504-4534 Y [1] LINES GP-HYDRAULIC  
  Y   SEPARATE ILLUSTRATION
 

#M00878030364
 

528-5043: INSULATION GP-HEAT

528-5043 INSULATION GP-HEAT -COLD WEATHER
S/N DN71-UP
PART OF 528-5042, 536-7048 COLD WEATHER AR
i07214133 M0087803
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  527-9787 [1] BLANKET  
  527-9789 [1] BLANKET  
  338-3096 E INSULATION (260-CM)  
  527-0792 E INSULATION-BULK (205-CM)  
  532-7862 E INSULATION-BULK (160-CM)  
  532-8945 E INSULATION-BULK (980-CM)  
  130-3163 E SLEEVE (312-CM)  
  160-2252 G SLEEVE-ABRASION (63-IN)  
  130-3161 E SLEEVE-ABRASION (980-CM)  
  533-0155 B TAPE  
  533-0156 B TAPE  
  533-0857 B TAPE  
  533-0122 E TUBE (45-CM)  
  533-0123 E TUBE (135-CM)  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  G   ORDER BY THE INCH
 

#M00878030365
 

527-0462: INSULATION GP-SOUND SUPPR

527-0462 INSULATION GP-SOUND SUPPR -COLD WEATHER
S/N DN71-UP
PART OF 503-7587, 536-7046 COLD WEATHER AR
i07213150 M0087803
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  527-9788 [1] BLANKET  
  527-9789 [1] BLANKET  
  338-3096 E INSULATION (260-CM)  
  527-0792 E INSULATION-BULK (205-CM)  
  532-7862 E INSULATION-BULK (160-CM)  
  532-8945 E INSULATION-BULK (980-CM)  
  130-3163 E SLEEVE (312-CM)  
  160-2252 G SLEEVE-ABRASION (63-IN)  
  130-3161 E SLEEVE-ABRASION (980-CM)  
  533-0155 B TAPE  
  533-0156 B TAPE  
  533-0857 B TAPE  
  533-0122 E TUBE (45-CM)  
  533-0123 E TUBE (135-CM)  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  G   ORDER BY THE INCH
 

#M00878030366
 

539-5947: INSULATION GP-SOUND SUPPR

539-5947 INSULATION GP-SOUND SUPPR
S/N DN71-UP
PART OF 536-5500 OPERATOR AR
i07202769 M0087803
5395947 INSULATION GP-SOUND SUPPR Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 539-4638 [1] INSULATION  
2. 6V-3822 M [10] BOLT (M10X1.5X35-MM)  
3. 9X-6458 [10] WASHER-HARD (10.2X22.5X3-MM THK)  
  M   METRIC PART
 

#M00878030367
 

504-1453: JACK GP

504-1453 JACK GP -MOUNTING
S/N DN71-UP
PART OF 504-1448 CHASSIS AR
i07201863 M0087803
5041453 JACK GP Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 512-3877 [2] CAP AS  
2. 523-4111 [2] CAP AS  
3. 524-1899 [2] CASE AS (INNER)  
4. 524-1902 [4] RETAINER  
5. 524-1916 [4] PAD AS (JACK)  
6. 528-3117 [2] CASE AS (INNER)  
7. 397-4942 [24] BOLT-12 POINT HEAD  
8. 6V-7688 M [8] LOCKNUT (M20X2.5-THD)  
9. 7X-2565 M [32] BOLT (M20X2.5X100-MM)  
10. 7X-2568 M [8] BOLT (M20X2.5X180-MM)  
11. 8T-4123 [80] WASHER (22X35X3.5-MM THK)  
12. 8T-4131 M [32] NUT (M20X2.5-THD)  
13. 9X-8257 [24] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
 

#M00878030368
 

503-7580: LADDER & WALKWAY AR

503-7580 LADDER & WALKWAY AR -HYDRAULIC
S/N DN71-UP
AROUND CAB
i07211409 M0087803
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  504-4537 Y [1] CYLINDER & MTG GP-HYDRAULIC (CASCADING STAIRS)  
  552-7074 Y [1] FILM GP (CAB)  
  487-4733 Y [1] GUARDRAIL GP  
  503-7763 Y [1] LADDER GP (CASCADING)  
  504-4536 Y [1] LINES GP-CYLINDER (STAIRS)  
  484-3808 Y [1] STOP GP-DOOR  
  503-7770 Y [1] WALKWAY GP (CAB)  
  516-1808 Y [1] WALKWAY GP (STAIRS)  
  507-9089 Y [1] WIRING GP-SENSOR (STAIRS)  
  Y   SEPARATE ILLUSTRATION
 

#M00878030369
 

503-7746: LADDER GP

503-7746 LADDER GP
S/N DN71-106
PART OF 503-7735 CHASSIS AR
i07201855 M0087803
5037746 LADDER GP Parts scheme
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Parts for your MD6250 ROTARY DRILL:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4164 [6] HANDRAIL  
2. 520-9058 Y [3] LADDER GP  
3. 520-9062 [6] PLATE AS  
4. 344-5675 M [24] NUT (M10X1.5-THD)  
5. 5P-1076 [12] WASHER-HARD (13.5X30X4-MM THK)  
6. 7Y-5262 [12] U-BOLT  
7. 8T-4121 [36] WASHER-HARD (11X21X2.5-MM THK)  
8. 8T-4137 M [12] BOLT (M10X1.5X20-MM)  
9. 8T-4183 M [12] BOLT (M12X1.75X40-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Operation and Maintenance Manual
Powered Stairway - Check - If Equipped
MD6250 Rotary Drill
Service Letter-Australia
PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE GUARDRAIL ON CERTAIN MD6250 AND MD6310 ROTARY DRILLS
PRODUCT IMPROVEMENT PROGRAM FOR REWORK OF THE GUARDRAIL ON CERTAIN MD6250 AND MD6310 ROTARY DRILLS
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-China
Service Letter-Asia
Service Letter-APD
Service Magazine
Improved Guard Rail Assembly is Now Used on Certain MD6250 and MD6310 Rotary Drills {7150, 7256}
Improved Guard Rail Assembly is Now Used on Certain MD6250 and MD6310 Rotary Drills {7150, 7256}

Caterpillar Parts SIS Catalog MD6250 :

GUARDRAIL GP
521-5903 GUARDRAIL GP
GUARDRAIL GP
521-5902 GUARDRAIL GP
GUARDRAIL GP
521-2799 GUARDRAIL GP
GUARDRAIL GP
516-3369 GUARDRAIL GP
GUARDRAIL GP
516-1810 GUARDRAIL GP
GUARDRAIL GP
516-1809 GUARDRAIL GP
GUARDRAIL GP
516-1796 GUARDRAIL GP
GUARDRAIL GP
503-7738 GUARDRAIL GP
GUARDRAIL GP
521-5908 GUARDRAIL GP
HANDRAIL GP
503-7754 HANDRAIL GP
503-7578 HATCH AR-VIEW
528-5043 INSULATION GP-HEAT
527-0462 INSULATION GP-SOUND SUPPR
INSULATION GP-SOUND SUPPR
539-5947 INSULATION GP-SOUND SUPPR
JACK GP
504-1453 JACK GP
503-7580 LADDER & WALKWAY AR
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