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338-6180 LINES GP-BOOM S/N PAX1-UP PART OF 294-1284 BOOM AR-MASS FOR USE WITH 7-M (23-FT) BOOM AN ATTACHMENT 374D L




HYDRAULIC SYSTEM

LINES GP-BOOM
 

#SEBP52420560
 

338-6180: LINES GP-BOOM

338-6180 LINES GP-BOOM
S/N PAX1-UP
PART OF 294-1284 BOOM AR-MASS
FOR USE WITH 7-M (23-FT) BOOM
AN ATTACHMENT
i03656983 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [4] SCREW-PURGE (3/8-24X1.164-IN)  
2. 103-1419 [1] FLANGE  
3. 138-5708 [24] CLIP-HALF  
4. 138-5709 [16] GROMMET  
5. 317-4805 [1] TUBE AS  
6. 317-4806 [1] TUBE AS  
7. 317-4810 [1] TUBE AS  
8. 317-4811 [1] TUBE AS  
9. 330-2438 [1] PLATE  
10. 338-6027 [1] TUBE AS  
11. 338-6028 [1] TUBE AS  
12. 338-6029 [1] TUBE AS  
13. 338-6030 [1] TUBE AS  
14. 338-6204 I [1] HOSE AS  
15. 338-6206 I [1] HOSE AS  
16. 124-1106 [4] CLIP  
17. 170-8555 M [8] BOLT (M16X2X90-MM)  
18. 1P-3705 [10] SEAL-RECTANGULAR  
19. 1P-3706 [5] SEAL-RECTANGULAR  
20. 5P-0049 [6] COVER  
21. 5P-8077 [20] FLANGE-HALF  
22. 7X-2554 M [20] BOLT (M16X2X70-MM)  
23. 7X-2555 M [4] BOLT (M16X2X80-MM)  
24. 8T-4132 M [8] NUT (M16X2-THD)  
25. 8T-4140 M [36] BOLT (M16X2X60-MM)  
26. 8T-4193 M [16] BOLT (M16X2X50-MM)  
27. 9X-8257 [92] WASHER (17.5X30X3.5-MM THK)  
28. 6H-3615 [4] PLUG-PROTECTION  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420561
 

344-4340: LINES GP-BOOM

344-4340 LINES GP-BOOM -REACH BOOM, STICK LOAD CONTROL
S/N PAX1-UP
PART OF 297-0425 VALVE AR-STICK LOWERING CONT
Type 1
AN ATTACHMENT
i03875567 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-0806 [3] STRAP-CABLE  
2. 093-1293 [1] CLAMP  
3. 093-1294 [3] CLAMP  
4. 128-7514 [8] CLIP  
5. 173-4675 I [2] HOSE AS  
6. 173-7849 [1] PIPE AS  
7. 173-7851 [1] PIPE AS  
8. 344-4341 [1] PLATE AS  
9. 344-4343 [2] PLATE AS  
10. 344-4346 [1] TUBE AS  
11. 344-4347 I [1] HOSE AS  
12. 5K-9090 [2] SEAL-O-RING  
13. 5P-1076 [8] WASHER-HARD (13.5X30X4-MM THK)  
14. 6V-8398 [4] SEAL-O-RING  
15. 7Y-3732 [4] CLIP  
16. 8T-4121 [3] WASHER-HARD (11X21X2.5-MM THK)  
17. 8T-4133 M [2] NUT (M10X1.5-THD)  
18. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
19. 8T-4179 M [2] BOLT (M12X1.75X20-MM)  
20. 8T-4184 M [8] BOLT (M12X1.75X45-MM)  
21. 8T-4185 M [1] BOLT (M10X1.5X50-MM)  
22. 8T-4223 [15] WASHER-HARD (13.5X25.5X3-MM THK)  
23. 8T-4244 M [9] NUT (M12X1.75-THD)  
24. 8T-6466 M [2] BOLT (M10X1.5X60-MM)  
25. 8T-6868 M [1] BOLT (M12X1.75X80-MM)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420562
 

344-4340: LINES GP-BOOM

344-4340 LINES GP-BOOM -REACH BOOM, STICK LOAD CONTROL
S/N PAX1-UP
PART OF 297-0425 VALVE AR-STICK LOWERING CONT
Type 2
AN ATTACHMENT
i05800051 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-0806 [3] STRAP-CABLE  
2. 093-1293 [1] CLAMP  
3. 093-1294 [3] CLAMP  
4. 128-7514 [8] CLIP  
5. 173-4675 I [2] HOSE AS  
6. 173-7849 [1] PIPE AS  
7. 173-7851 [1] PIPE AS  
8. 344-4341 [1] PLATE AS  
9. 437-9608 C [2] PLATE AS  
10. 344-4346 [1] TUBE AS  
11. 344-4347 I [1] HOSE AS  
12. 5K-9090 [2] SEAL-O-RING  
14. 6V-8398 [4] SEAL-O-RING  
15. 7Y-3732 [4] CLIP  
16. 8T-4121 [3] WASHER-HARD (11X21X2.5-MM THK)  
18. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
19. 8T-4179 M [2] BOLT (M12X1.75X20-MM)  
20. 447-1707 CM [8] BOLT (M16X2X60-MM)  
21. 8T-4185 M [1] BOLT (M10X1.5X50-MM)  
22. 8T-4223 [7] WASHER-HARD (13.5X25.5X3-MM THK)  
23. 8T-4244 CM [1] NUT (M12X1.75-THD)  
24. 085-8091 CM [2] BOLT (M10X1.5X55-MM)  
25. 8T-6868 M [1] BOLT (M12X1.75X80-MM)  
26. 451-2175 [8] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420563
 

381-2226: LINES GP-BOOM

381-2226 LINES GP-BOOM -REACH
S/N PAX1-UP
PART OF 294-1281 BOOM AR-REACH
Type 1
AN ATTACHMENT
i05454001 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [4] SCREW-PURGE (3/8-24X1.164-IN)  
2. 103-1419 [1] FLANGE  
3. 138-5709 [20] GROMMET  
4. 320-0070 [1] TUBE AS  
5. 320-0071 [1] TUBE AS  
6. 320-0072 [1] TUBE AS  
7. 320-0073 [1] TUBE AS  
8. 320-0074 [1] TUBE AS  
9. 320-0075 [1] TUBE AS  
10. 320-0076 [1] TUBE AS  
11. 320-0077 [1] TUBE AS  
12. 330-2438 [1] PLATE  
13. 361-9043 I [1] HOSE AS  
14. 361-9044 I [1] HOSE AS  
15. 453-2837 M [16] BOLT (M16X2X55-MM)  
16. 124-1106 [8] CLIP  
17. 138-5708 [24] CLIP-HALF  
18. 453-4135 M [8] BOLT (M16X2X90-MM)  
19. 1P-3705 [10] SEAL-RECTANGULAR  
20. 1P-3706 [5] SEAL-RECTANGULAR  
21. 5P-0049 [6] COVER  
22. 5P-8077 [20] FLANGE-HALF  
23. 6H-3615 [4] PLUG-PROTECTION  
24. 453-2838 M [24] BOLT (M16X2X70-MM)  
25. 447-1708 M [4] BOLT (M16X2X80-MM)  
26. 451-2183 M [8] NUT (M16X2-THD)  
27. 447-1707 M [36] BOLT (M16X2X60-MM)  
28. 451-2175 [96] WASHER-HARD (17.5X30X3.5-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420564
 

381-2226: LINES GP-BOOM

381-2226 LINES GP-BOOM -REACH
S/N PAX1-UP
PART OF 294-1281 BOOM AR-REACH
Type 2
AN ATTACHMENT
i06790084 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [4] SCREW-PURGE (3/8-24X1.164-IN)  
2. 103-1419 [1] FLANGE  
3. 138-5709 [20] GROMMET  
4. 320-0070 [1] TUBE AS  
5. 320-0071 [1] TUBE AS  
6. 320-0072 [1] TUBE AS  
7. 320-0073 [1] TUBE AS  
8. 320-0074 [1] TUBE AS  
9. 320-0075 [1] TUBE AS  
10. 320-0076 [1] TUBE AS  
11. 320-0077 [1] TUBE AS  
12. 330-2438 [1] PLATE  
13. 361-9043 I [1] HOSE AS  
14. 361-9044 I [1] HOSE AS  
15. 453-2837 M [16] BOLT (M16X2X55-MM)  
16. 124-1106 [8] CLIP  
17. 138-5708 [24] CLIP-HALF  
18. 453-4135 M [8] BOLT (M16X2X90-MM)  
19. 1P-3705 C [4] SEAL-RECTANGULAR  
20. 1P-3706 [5] SEAL-RECTANGULAR  
22. 5P-8077 C [16] FLANGE-HALF  
23. 6H-3615 [4] PLUG-PROTECTION  
24. 453-2838 M [24] BOLT (M16X2X70-MM)  
25. 447-1708 M [4] BOLT (M16X2X80-MM)  
26. 451-2183 M [8] NUT (M16X2-THD)  
27. 447-1707 CM [28] BOLT (M16X2X60-MM)  
28. 451-2175 C [88] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420565
 

381-2227: LINES GP-BOOM

381-2227 LINES GP-BOOM -MASS
S/N PAX1-UP
PART OF 294-1284 BOOM AR-MASS
AN ATTACHMENT
i05632010 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9F-2167 [4] SCREW-PURGE (3/8-24X1.164-IN)  
2. 103-1419 [1] FLANGE  
3. 138-5709 [16] GROMMET  
4. 317-4805 [1] TUBE AS  
5. 317-4806 [1] TUBE AS  
6. 317-4810 [1] TUBE AS  
7. 317-4811 [1] TUBE AS  
8. 330-2438 [1] PLATE  
9. 338-6027 [1] TUBE AS  
10. 338-6028 [1] TUBE AS  
11. 338-6029 [1] TUBE AS  
12. 338-6030 [1] TUBE AS  
13. 361-9043 I [1] HOSE AS  
14. 381-5908 I [1] HOSE AS  
15. 453-2837 M [16] BOLT (M16X2X55-MM)  
16. 124-1106 [4] CLIP  
17. 138-5708 [24] CLIP-HALF  
18. 453-4135 M [8] BOLT (M16X2X90-MM)  
19. 1P-3705 [4] SEAL-RECTANGULAR  
20. 1P-3706 [5] SEAL-RECTANGULAR  
22. 5P-8077 [16] FLANGE-HALF  
23. 6H-3615 [4] PLUG-PROTECTION  
24. 453-2838 M [20] BOLT (M16X2X70-MM)  
25. 447-1708 M [4] BOLT (M16X2X80-MM)  
26. 451-2183 M [8] NUT (M16X2-THD)  
27. 447-1707 M [28] BOLT (M16X2X60-MM)  
28. 451-2175 [84] WASHER-HARD (17.5X30X3.5-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420566
 

392-0274: LINES GP-BOOM

392-0274 LINES GP-BOOM -MASS BOOM, STICK LOAD CONTROL
S/N PAX1-UP
PART OF 389-2426 VALVE AR-CHECK & RELIEF
AN ATTACHMENT
i04895171 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-0806 [3] STRAP-CABLE  
2. 093-1293 [1] CLAMP  
3. 093-1294 [3] CLAMP  
4. 173-4675 I [2] HOSE AS  
5. 344-4341 [1] PLATE AS  
6. 392-2222 I [1] HOSE AS  
7. 392-2225 [1] TUBE AS  
8. 392-2226 [1] PIPE AS  
9. 392-2228 [1] PIPE AS  
10. 437-9601 [1] PLATE AS  
11. 437-9604 [1] PLATE AS  
12. 128-7514 [8] CLIP  
13. 5K-9090 [2] SEAL-O-RING  
15. 6V-8398 [4] SEAL-O-RING  
16. 7Y-3732 [4] CLIP  
17. 8T-4121 [3] WASHER-HARD (11X21X2.5-MM THK)  
19. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
20. 8T-4179 M [2] BOLT (M12X1.75X20-MM)  
21. 8T-4182 M [1] BOLT (M10X1.5X45-MM)  
22. 447-1709 M [8] BOLT (M16X2X45-MM)  
23. 8T-4185 M [1] BOLT (M10X1.5X50-MM)  
24. 8T-4223 [7] WASHER-HARD (13.5X25.5X3-MM THK)  
25. 8T-4244 M [1] NUT (M12X1.75-THD)  
26. 8T-6466 M [1] BOLT (M10X1.5X60-MM)  
27. 8T-6868 M [1] BOLT (M12X1.75X80-MM)  
28. 451-2175 [8] WASHER-HARD (17.5X30X3.5-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP52420567
 

296-7098: LINES GP-BOOM CYLINDER

296-7098 LINES GP-BOOM CYLINDER -BOOM LOWERING CONTROL
S/N PAX1-UP
PART OF 297-0420 VALVE AR-BOOM LOWERING CONTROL
Type 1
AN ATTACHMENT
i03790690 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 [16] STRAP-CABLE  
2. 7Y-8472 I [2] HOSE AS  
3. 363-2397 [2] SUPPORT AS  
    (EACH INCLUDES)
  8T-3490 M [2] NUT-WELD (M10X1.5-THD)  
4. 221-8859 [1] SENSOR AS-PRESSURE (BOOM LOWERING CONTROL)  
  3K-0360 [1] SEAL-O-RING  
  9X-3401 [3] PIN-CONNECTOR (16-GA TO 18-GA)  
    -OR-
  126-1767 [3] PIN-CONNECTOR (14-GA TO 16-GA)  
  171-0596 [1] RECEPTACLE AS-CONNECTOR (3-PIN)  
5. 255-1720 I [2] HOSE AS  
6. 263-4918 Y [2] VALVE GP-LOAD CONTROL (BOOM CYLINDER)  
7. 270-5692 Y [1] VALVE GP-MANUAL (BOOM LOWER)  
8. 363-2399 [2] SUPPORT AS  
    (EACH INCLUDES)
  363-2397 [1] SUPPORT AS  
  8T-3490 M [2] NUT-WELD (M10X1.5-THD)  
9. 302-3032 I [2] HOSE AS  
10. 307-4849 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  168-9352 [1] CONNECTOR  
11. 333-4516 [1] BRACKET  
12. 333-4531 [1] SUPPORT AS  
  8T-3597 M [4] NUT-WELD (M12X1.75-THD)  
13. 356-9114 [1] TUBE AS  
14. 356-9115 [1] TUBE AS  
15. 338-6012 [1] TUBE AS  
16. 342-4171 I [1] HOSE AS  
17. 346-3394 I [1] HOSE AS  
18. 108-3819 M [8] BOLT-SOCKET HEAD (M12X1.75X70-MM)  
19. 148-8317 [1] CONNECTOR AS  
  3D-2824 [1] SEAL-O-RING  
  5K-9090 [1] SEAL-O-RING  
  6V-8714 [1] CONNECTOR  
20. 148-8327 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-8637 [1] CONNECTOR  
  6V-9746 [1] SEAL-O-RING  
21. 148-8336 [4] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
22. 148-8347 [2] ELBOW AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-9007 [1] ELBOW  
  6V-9746 [1] SEAL-O-RING  
23. 148-8366 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-8987 [1] ELBOW  
24. 148-8367 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-9850 [1] ELBOW  
25. 148-8378 [2] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8724 [1] ELBOW  
26. 148-8433 [2] TEE AS  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-9836 [1] TEE-SWIVEL  
27. 1P-3705 [4] SEAL-RECTANGULAR  
28. 6V-9168 [2] NUT (11/16-16-THD)  
29. 8T-4121 [10] WASHER-HARD (11X21X2.5-MM THK)  
30. 8T-4136 M [2] BOLT (M10X1.5X25-MM)  
31. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
32. 8T-4176 M [2] BOLT (M12X1.75X90-MM)  
33. 8T-4183 M [10] BOLT (M12X1.75X40-MM)  
34. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
35. 8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
36. 9X-8257 [2] WASHER (17.5X30X3.5-MM THK)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP52420568
 

296-7098: LINES GP-BOOM CYLINDER

296-7098 LINES GP-BOOM CYLINDER -BOOM LOWERING CONTROL
S/N PAX1-UP
PART OF 297-0420 VALVE AR-BOOM LOWERING CONTROL
Type 2
AN ATTACHMENT
i04364125 SEBP5242
  For full view, you need register

Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 C [17] STRAP-CABLE  
2. 7Y-8472 I [2] HOSE AS  
3. 363-2397 [2] SUPPORT AS  
4. 366-9311 CY [1] SENSOR GP-PRESSURE (BOOM FLOAT, OVERLOAD WARNING)  
5. 255-1720 I [2] HOSE AS  
6. 263-4918 Y [2] VALVE GP-LOAD CONTROL (BOOM CYLINDER)  
7. 270-5692 Y [1] VALVE GP-MANUAL (BOOM LOWER)  
8. 363-2399 [2] SUPPORT AS  
9. 302-3032 I [2] HOSE AS  
10. 307-4849 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  168-9352 [1] CONNECTOR  
11. 333-4516 [1] BRACKET  
12. 333-4531 [1] SUPPORT AS  
13. 356-9114 [1] TUBE AS  
14. 356-9115 [1] TUBE AS  
15. 338-6012 [1] TUBE AS  
16. 342-4171 I [1] HOSE AS  
17. 346-3394 I [1] HOSE AS  
18. 108-3819 M [8] BOLT-SOCKET HEAD (M12X1.75X70-MM)  
19. 148-8317 [1] CONNECTOR AS  
  3D-2824 [1] SEAL-O-RING  
  5K-9090 [1] SEAL-O-RING  
  6V-8714 [1] CONNECTOR  
20. 148-8327 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-8637 [1] CONNECTOR  
  6V-9746 [1] SEAL-O-RING  
21. 148-8336 [4] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
22. 148-8347 [2] ELBOW AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-9007 [1] ELBOW  
  6V-9746 [1] SEAL-O-RING  
23. 148-8366 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-8987 [1] ELBOW  
24. 148-8367 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-9850 [1] ELBOW  
25. 148-8378 [2] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8724 [1] ELBOW  
26. 148-8433 [2] TEE AS  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-9836 [1] TEE-SWIVEL  
27. 1P-3705 [4] SEAL-RECTANGULAR  
28. 6V-9168 [2] NUT (11/16-16-THD)  
29. 8T-4121 [10] WASHER-HARD (11X21X2.5-MM THK)  
30. 8T-4136 M [2] BOLT (M10X1.5X25-MM)  
31. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
32. 8T-4176 M [2] BOLT (M12X1.75X90-MM)  
33. 8T-4183 M [10] BOLT (M12X1.75X40-MM)  
34. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
35. 8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
36. 9X-8257 [2] WASHER (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP52420569
 

296-7098: LINES GP-BOOM CYLINDER

296-7098 LINES GP-BOOM CYLINDER -BOOM LOWERING CONTROL
S/N PAX1-UP
PART OF 297-0420 VALVE AR-BOOM LOWERING CONTROL
Type 3
AN ATTACHMENT
i04693291 SEBP5242
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Parts for your 374D L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7K-1181 [17] STRAP-CABLE  
2. 7Y-8472 I [2] HOSE AS  
3. 363-2397 [2] SUPPORT AS  
4. 366-9311 Y [1] SENSOR GP-PRESSURE (BOOM FLOAT, OVERLOAD WARNING)  
5. 255-1720 I [2] HOSE AS  
6. 369-8594 CY [2] VALVE GP-CHECK & RELIEF (BOOM LOWERING CONTROL VALVE)  
7. 270-5692 Y [1] VALVE GP-MANUAL (BOOM LOWER)  
8. 363-2399 [2] SUPPORT AS  
9. 302-3032 I [2] HOSE AS  
11. 333-4516 [1] BRACKET  
12. 333-4531 [1] SUPPORT AS  
13. 356-9114 [1] TUBE AS  
14. 356-9115 [1] TUBE AS  
15. 338-6012 [1] TUBE AS  
16. 342-4171 I [1] HOSE AS  
17. 346-3394 I [1] HOSE AS  
18. 108-3819 M [8] BOLT-SOCKET HEAD (M12X1.75X70-MM)  
19. 148-8317 [1] CONNECTOR AS  
  3D-2824 [1] SEAL-O-RING  
  5K-9090 [1] SEAL-O-RING  
  6V-8714 [1] CONNECTOR  
20. 148-8327 [2] CONNECTOR AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-8637 [1] CONNECTOR  
  6V-9746 [1] SEAL-O-RING  
21. 148-8336 [4] CONNECTOR AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8636 [1] CONNECTOR  
22. 148-8347 [2] ELBOW AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  6V-9007 [1] ELBOW  
  6V-9746 [1] SEAL-O-RING  
23. 148-8366 [2] ELBOW AS  
    (EACH INCLUDES)
  6V-8397 [1] SEAL-O-RING  
  6V-8987 [1] ELBOW  
24. 109-3656 C [2] ELBOW  
25. 148-8378 [2] ELBOW AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  6V-8397 [1] SEAL-O-RING  
  6V-8724 [1] ELBOW  
26. 148-8433 [2] TEE AS  
    (EACH INCLUDES)
  6V-8397 [2] SEAL-O-RING  
  6V-9836 [1] TEE-SWIVEL  
27. 1P-3705 [4] SEAL-RECTANGULAR  
28. 6V-9168 [2] NUT (11/16-16-THD)  
29. 8T-4121 [10] WASHER-HARD (11X21X2.5-MM THK)  
30. 8T-4136 M [2] BOLT (M10X1.5X25-MM)  
31. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
32. 8T-4176 M [2] BOLT (M12X1.75X90-MM)  
33. 8T-4183 M [10] BOLT (M12X1.75X40-MM)  
34. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
35. 8T-4223 [16] WASHER-HARD (13.5X25.5X3-MM THK)  
36. 9X-8257 [2] WASHER (17.5X30X3.5-MM THK)  
37. 6V-8397 C [2] SEAL-O-RING  
38. 3K-0360 C [2] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Caterpillar Parts SIS Catalog 374D L :

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