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134-5153 LINES GP-PUMP S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP PART OF 134-1064, 143-0313, 147-9402, 151-5532, 163-1407, 203-0052 CONTROL AR-AUXILIARY, 170-2183 CONVERSION AR-WORK TOOL AN ATTACHMENT 320B




HYDRAULIC SYSTEM

LINES GP-PUMP
 

#SEBP28400740
 

134-5153: LINES GP-PUMP

134-5153 LINES GP-PUMP
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
PART OF 134-1064, 143-0313, 147-9402, 151-5532, 163-1407, 203-0052 CONTROL AR-AUXILIARY, 170-2183 CONVERSION AR-WORK TOOL
AN ATTACHMENT
i00510376 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 141-0688 I [1] HOSE AS  
2. 176-7181 I [1] HOSE AS  
3. 9C-2407 I [1] HOSE AS  
4. 141-0686 [1] PLATE  
5. 4J-0522 [1] SEAL-O-RING  
6. 4J-0520 [1] SEAL-O-RING  
7. 1P-4577 [2] FLANGE-HALF  
8. 8T-4196 M [8] BOLT (M10X1.5X35-MM)  
9. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
10. 1P-4576 [2] FLANGE-HALF  
11. 4J-5267 [1] SEAL-O-RING  
12. 6V-9853 [2] ELBOW  
13. 6V-8716 [1] CONNECTOR (STRAIGHT)  
14. 7M-8485 [1] SEAL-O-RING  
15. 6V-9746 [5] SEAL-O-RING  
16. 7K-1181 [6] STRAP-CABLE  
17. 6V-5782 [4] BOLT (5/16-18X1.125-IN)  
18. 8T-4224 [4] WASHER-HARD (8.8X16X2-MM THK)  
19. 125-8075 Y [1] VALVE GP-CONTROL (MEDIUM PRESSURE)  
20. 8T-4183 M [2] BOLT (M12X1.75X40-MM)  
21. 8T-4223 [3] WASHER-HARD (13.5X25.5X3-MM THK)  
22. 131-9203 [1] SWITCH AS-PRESSURE  
  102-8803 [1] KIT-RECEPTACLE (3-PIN)  
23. 6V-8638 [2] CONNECTOR  
24. 2M-9780 [2] SEAL-O-RING  
25. 6V-8398 [2] SEAL-O-RING  
26. 8W-5171 I [1] HOSE AS  
27. 6V-8637 [1] CONNECTOR  
28. 3D-2824 [2] SEAL-O-RING  
29. 5P-1318 [1] ADAPTER  
30. 1J-9671 [1] SEAL-O-RING  
31. 3J-1907 [2] SEAL-O-RING  
32. 8T-0788 [1] ELBOW  
33. 6V-8397 [1] SEAL-O-RING  
34. 8T-6663 [1] ADAPTER-PORT  
35. 6V-9162 [1] CONNECTOR  
36. 7X-2548 M [1] BOLT (M12X1.75X16-MM)  
37. 9C-7543 I [1] HOSE AS  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400741
 

147-9396: LINES GP-PUMP

147-9396 LINES GP-PUMP
S/N 9WS1-UP; 6LW1-UP
PART OF 148-1326 GENERATOR AR-HYDRAULIC
AN ATTACHMENT
i00867925 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-8911 [4] BOLT (5/16-18X2-IN)  
2. 148-1883 [1] SPACER  
3. 1P-4578 [2] FLANGE-HALF  
4. 148-1878 I [1] HOSE AS  
5. 4J-0522 [2] SEAL-O-RING  
6. 123-2233 Y [1] PUMP GP-MAIN HYDRAULIC  
7. 129-7995 Y [1] DRIVE GP-AUXILIARY PUMP  
8. 8T-4956 M [4] BOLT (M12X1.75X35-MM)  
9. 8T-4223 [6] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 136-8899 Y [1] PUMP GP-GEAR (AUXILIARY)  
11. 146-7724 [1] BLOCK  
12. 1P-3705 [1] SEAL-RECTANGULAR  
13. 101-7403 M [4] BOLT-SOCKET HEAD (M10X1.5X80-MM)  
14. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
15. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
16. 146-7729 [1] BLOCK  
17. 8T-4910 M [4] BOLT (M12X1.75X60-MM)  
18. 1P-4577 [2] FLANGE-HALF  
19. 4J-0520 [1] SEAL-O-RING  
20. 8T-4186 M [4] BOLT (M10X1.5X40-MM)  
21. 148-1879 I [1] HOSE AS  
22. 7K-1181 B [9] STRAP-CABLE  
23. 148-1882 [1] PLATE  
24. 146-7727 Y [1] VALVE GP-RELIEF  
25. 8T-4224 [4] WASHER-HARD (8.8X16X2-MM THK)  
26. 8T-7930 M [2] BOLT (M12X1.75X160-MM)  
27. 6V-3965 [1] FITTING (QUICK DISCONNECT)  
28. 3J-1907 [1] SEAL-O-RING  
29. 8T-0198 [2] CONNECTOR  
30. 6V-0852 [1] CAP-DUST  
31. 7M-8485 [3] SEAL-O-RING  
32. 5K-9090 [5] SEAL-O-RING  
33. 6V-9840 [1] TEE-SWIVEL  
34. 6V-8785 [1] TEE  
35. 148-1880 I [1] HOSE AS  
36. 148-5076 [1] CLAMP AS  
37. 6V-9854 [1] ELBOW (SWIVEL)  
  B   USE AS REQUIRED
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400742
 

134-1070: LINES GP-RETURN

134-1070 LINES GP-RETURN
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP
BOOM LOWERING CONTROL
PART OF 134-1067 VALVE AR-BOOM LOWERING CONTROL
AN ATTACHMENT
i00507083 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 130-2881 Y [1] VALVE GP-CHECK  
2. 130-2748 [1] BLOCK  
3. 133-5478 [1] BLOCK  
4. 130-2752 [1] TUBE AS  
5. 133-3452 [1] TUBE AS  
6. 135-1916 [1] TUBE AS  
7. 8R-9528 I [1] HOSE AS  
8. 104-8754 I [2] HOSE AS  
9. 132-0927 I [2] HOSE AS  
10. 130-3080 [1] BRACKET  
11. 7Y-3700 [1] FLANGE  
12. 6V-8785 [1] TEE  
13. 6V-9854 [1] ELBOW (SWIVEL)  
14. 8T-0075 [2] CONNECTOR  
15. 6V-8637 [4] CONNECTOR  
16. 6V-8714 [1] CONNECTOR  
17. 9S-8008 [2] PLUG (1-1/16-12-THD)  
18. 3D-2824 [7] SEAL-O-RING  
19. 3J-1907 [2] SEAL-O-RING  
20. 4J-5267 [3] SEAL-O-RING  
21. 5K-9090 [5] SEAL-O-RING  
22. 7M-8485 [1] SEAL-O-RING  
23. 1P-3703 [1] SEAL-RECTANGULAR  
24. 1P-3704 [1] SEAL-RECTANGULAR  
25. 6V-8397 [2] SEAL-O-RING  
26. 6V-9746 [4] SEAL-O-RING  
27. 8T-4139 M [2] BOLT (M12X1.75X30-MM)  
28. 8T-4178 M [4] BOLT (M10X1.5X90-MM)  
29. 8T-4183 M [2] BOLT (M12X1.75X40-MM)  
30. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
31. 8T-4910 M [2] BOLT (M12X1.75X60-MM)  
32. 8T-5005 M [1] BOLT (M10X1.5X70-MM)  
33. 101-7404 M [4] BOLT-SOCKET HEAD (M10X1.5X30-MM)  
34. 8T-4244 M [2] NUT (M12X1.75-THD)  
35. 7Y-4868 [2] CLIP  
36. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
37. 8Y-4223 [4] ROD  
38. 8T-7971 [2] WASHER-HARD (13.5X25.5X5-MM THK)  
39. 7K-1181 [20] STRAP-CABLE  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400743
 

134-1070: LINES GP-RETURN

134-1070 LINES GP-RETURN
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
BOOM LOWERING CONTROL
PART OF 142-9632 SPECIAL AR-MATERIAL HANDLER, 134-1067 VALVE AR-BOOM LOWERING CONTROL
AN ATTACHMENT
i00625334 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 142-3922 CY [1] VALVE GP-LOAD CONTROL (BOOM)  
2. 130-2748 [1] BLOCK  
3. 133-5478 [1] BLOCK  
4. 130-2752 [1] TUBE AS  
5. 133-3452 [1] TUBE AS  
6. 135-1916 [1] TUBE AS  
7. 8R-9528 I [1] HOSE AS  
8. 104-8754 I [2] HOSE AS  
9. 136-7273 I [2] HOSE AS  
10. 145-2482 [1] BRACKET  
11. 6V-9008 C [1] ELBOW  
12. 6V-8785 [1] TEE  
13. 116-0118 [1] CLIP  
14. 8T-0075 [2] CONNECTOR  
15. 6V-8637 [4] CONNECTOR  
16. 6V-8714 [1] CONNECTOR  
17. 9S-8008 [2] PLUG (1-1/16-12-THD)  
18. 3D-2824 [7] SEAL-O-RING  
19. 3J-1907 [2] SEAL-O-RING  
20. 4J-5267 [3] SEAL-O-RING  
21. 5K-9090 C [4] SEAL-O-RING  
22. 7M-8485 C [2] SEAL-O-RING  
23. 6V-9001 [2] ELBOW  
24. 1P-3704 [1] SEAL-RECTANGULAR  
25. 6V-8397 [2] SEAL-O-RING  
26. 6V-9746 [4] SEAL-O-RING  
27. 8T-4139 M [2] BOLT (M12X1.75X30-MM)  
28. 105-3479 M [4] BOLT-SOCKET HEAD (M10X1.5X90-MM)  
29. 8T-4183 M [2] BOLT (M12X1.75X40-MM)  
30. 8T-4195 M [4] BOLT (M10X1.5X30-MM)  
31. 8T-4910 M [2] BOLT (M12X1.75X60-MM)  
32. 105-3483 M [1] BOLT-SOCKET HEAD (M10X1.5X70-MM)  
34. 8T-4244 M [2] NUT (M12X1.75-THD)  
35. 7Y-4868 [2] CLIP  
36. 8T-4121 [4] WASHER-HARD (11X21X2.5-MM THK)  
37. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
38. 8T-7971 [2] WASHER-HARD (13.5X25.5X5-MM THK)  
39. 7K-1181 [6] STRAP-CABLE  
  C   CHANGE FROM PREVIOUS TYPE
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400744
 

134-1075: LINES GP-RETURN

134-1075 LINES GP-RETURN
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 3YZ1-UP
PART OF 143-0307 VALVE AR, 134-1072, 203-8468 VALVE AR-CHECK & RELIEF, 153-9246 VALVE AR-STICK LOWERING CONT
AN ATTACHMENT
i00507091 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 185-3358 [1] TUBE AS  
2. 6C-6607 I [1] HOSE AS  
3. 7Y-3791 I [1] HOSE AS  
4. 142-8751 I [1] HOSE AS  
5. 4I-1683 [1] FLANGE  
6. 130-3428 [2] CLAMP  
7. 6E-2313 [1] COVER  
8. 8T-4956 M [2] BOLT (M12X1.75X35-MM)  
9. 101-7404 M [6] BOLT-SOCKET HEAD (M10X1.5X30-MM)  
10. 8T-4244 M [2] NUT (M12X1.75-THD)  
11. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
13. 6V-9854 [1] ELBOW (SWIVEL)  
14. 4J-5267 [1] SEAL-O-RING  
15. 5K-9090 [3] SEAL-O-RING  
16. 1P-3703 [1] SEAL-RECTANGULAR  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP28400745
 

137-0836: LINES GP-RETURN

137-0836 LINES GP-RETURN
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
PART OF 120-4958, 187-4222 COOLING AR
AN ATTACHMENT
i00629550 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-0847 I [1] HOSE AS  
2. 133-5765 I [1] HOSE AS  
3. 129-6036 [1] PIPE AS  
4. 133-5762 [1] PIPE AS  
5. 8T-4195 M [12] BOLT (M10X1.5X30-MM)  
6. 8T-4121 [16] WASHER-HARD (11X21X2.5-MM THK)  
7. 1P-4578 [8] FLANGE-HALF  
8. 4J-0522 [5] SEAL-O-RING  
9. 8T-4182 M [4] BOLT (M10X1.5X45-MM)  
10. 7I-8206 [1] FLANGE  
11. 8T-4956 M [4] BOLT (M12X1.75X35-MM)  
12. 8T-4223 [4] WASHER-HARD (13.5X25.5X3-MM THK)  
13. 4J-0524 [2] SEAL-O-RING  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP28400746
 

151-4769: LINES GP-RETURN

151-4769 LINES GP-RETURN
S/N 7JR1-UP; 1XS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
PART OF 151-5532, 163-1407 CONTROL AR-AUXILIARY, 188-3790 HYDRAULIC AR
AN ATTACHMENT
i00946677 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 185-3358 [1] TUBE AS  
2. 6C-6448 I [1] HOSE AS  
3. 142-8751 I [1] HOSE AS  
4. 130-3428 [2] CLAMP  
5. 8T-4956 M [2] BOLT (M12X1.75X35-MM)  
6. 8T-4244 M [2] NUT (M12X1.75-THD)  
7. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
8. 6V-9854 [1] ELBOW (SWIVEL)  
9. 5K-9090 [3] SEAL-O-RING  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
 

#SEBP28400747
 

133-5804: LINES GP-RETURN & FILTER

133-5804 LINES GP-RETURN & FILTER
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP
PART OF 129-0740, 131-9148, 131-9255, 136-6013, 146-6705, 146-9619 HYDRAULIC AR
i00503131 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 113-6666 I [1] HOSE AS  
2. 094-6526 [1] VALVE AS-CHECK  
3. 8T-4172 M [4] BOLT (M10X1.5X80-MM)  
4. 4J-0526 [1] SEAL-O-RING  
5. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
6. 4J-0527 [1] SEAL-O-RING  
7. 123-2700 [1] HOSE  
8. 7Y-5237 [2] U-BOLT  
9. 8T-4223 [18] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 113-6721 Y [1] VALVE GP-CHECK  
11. 4J-0524 [3] SEAL-O-RING  
12. 6V-9854 [1] ELBOW (SWIVEL)  
13. 5K-9090 [3] SEAL-O-RING  
14. 134-2518 [1] PIPE AS  
15. 6V-8635 [2] CONNECTOR  
16. 7M-8485 [3] SEAL-O-RING  
17. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
18. 4I-1607 E HOSE (19CM)  
19. 133-5805 [1] PIPE AS  
20. 119-2419 [1] SUPPORT  
21. 133-5807 [1] PIPE AS  
22. 096-4883 M [4] LOCKNUT (M10X1.5-THD)  
23. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
24. 8T-4192 M [2] BOLT (M12X1.75X25-MM)  
25. 121-6333 [1] SUPPORT AS  
26. 5P-4868 [2] CLAMP-HOSE  
27. 8T-6703 [4] CLAMP-HOSE  
28. 121-6322 [1] PIPE AS  
29. 119-2417 [1] SUPPORT  
30. 8T-4178 M [4] BOLT (M10X1.5X90-MM)  
31. 9S-4181 [1] PLUG (1-5/16-12-THD)  
  E   ORDER BY THE CENTIMETER
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400748
 

133-5804: LINES GP-RETURN & FILTER

133-5804 LINES GP-RETURN & FILTER
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
PART OF 125-8064, 129-0740, 131-9148, 131-9255, 136-6013, 146-6705, 146-9619 HYDRAULIC AR
Type 1
i00888176 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 113-6666 I [1] HOSE AS  
2. 094-6526 [1] VALVE AS-CHECK  
3. 8T-4172 M [4] BOLT (M10X1.5X80-MM)  
4. 4J-0526 [1] SEAL-O-RING  
5. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
6. 4J-0527 [1] SEAL-O-RING  
7. 123-2700 [1] HOSE  
8. 7Y-5237 [2] U-BOLT  
9. 8T-4223 [18] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 142-5516 CY [1] VALVE GP-CHECK (SLOW RETURN)  
11. 4J-0524 [3] SEAL-O-RING  
12. 6V-9854 [1] ELBOW (SWIVEL)  
13. 5K-9090 [3] SEAL-O-RING  
14. 134-2518 [1] PIPE AS  
15. 6V-8635 [2] CONNECTOR  
16. 7M-8485 [3] SEAL-O-RING  
17. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
18. 4I-1607 E HOSE (19CM)  
19. 133-5805 [1] PIPE AS  
20. 119-2419 [1] SUPPORT  
21. 133-5807 [1] PIPE AS  
22. 096-4883 M [4] LOCKNUT (M10X1.5-THD)  
23. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
24. 8T-4192 M [2] BOLT (M12X1.75X25-MM)  
25. 121-6333 [1] SUPPORT AS  
26. 5P-4868 [2] CLAMP-HOSE  
27. 8T-6703 [4] CLAMP-HOSE  
28. 121-6322 [1] PIPE AS  
29. 119-2417 [1] SUPPORT  
30. 8T-4178 M [4] BOLT (M10X1.5X90-MM)  
31. 9S-4181 [1] PLUG (1-5/16-12-THD)  
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP28400749
 

133-5804: LINES GP-RETURN & FILTER

133-5804 LINES GP-RETURN & FILTER
S/N 7JR1-UP; 1XS1-UP; 2AS1-UP; 5MS1-UP; 9WS1-UP; 6LW1-UP; 3YZ1-UP
PART OF 125-8064, 129-0740, 131-9148, 131-9255, 136-6013, 146-6705, 146-9619 HYDRAULIC AR
Type 2
i01429921 SEBP2840
  For full view, you need register

Parts for your 320B EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 113-6666 I [1] HOSE AS  
2. 094-6526 [1] VALVE AS-CHECK  
3. 8T-4172 M [4] BOLT (M10X1.5X80-MM)  
4. 4J-0526 [1] SEAL-O-RING  
5. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
6. 4J-0527 [1] SEAL-O-RING  
7. 123-2700 [1] HOSE  
8. 7Y-5237 [2] U-BOLT  
9. 8T-4223 [18] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 184-3831 Y [1] VALVE GP-CHECK  
11. 4J-0524 [3] SEAL-O-RING  
12. 6V-9854 [1] ELBOW (SWIVEL)  
13. 5K-9090 [3] SEAL-O-RING  
14. 134-2518 [1] PIPE AS  
15. 6V-8635 [2] CONNECTOR  
16. 7M-8485 [3] SEAL-O-RING  
17. 8T-4139 M [6] BOLT (M12X1.75X30-MM)  
18. 119-2489 [2] HOSE  
19. 133-5805 [1] PIPE AS  
20. 119-2419 [1] SUPPORT  
21. 133-5807 [1] PIPE AS  
22. 096-4883 M [4] LOCKNUT (M10X1.5-THD)  
23. 8T-4121 [8] WASHER-HARD (11X21X2.5-MM THK)  
24. 8T-4192 M [2] BOLT (M12X1.75X25-MM)  
25. 121-6333 [1] SUPPORT AS  
26. 5P-4868 [2] CLAMP-HOSE  
27. 8T-6703 [4] CLAMP-HOSE  
28. 121-6322 [1] PIPE AS  
29. 119-2417 [1] SUPPORT  
30. 8T-4178 M [4] BOLT (M10X1.5X90-MM)  
31. 9S-4181 [1] PLUG (1-5/16-12-THD)  
  I   REFER TO HYDRAULIC INFORMATION SYSTEM
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Technical Information Bulletin
The Flange Head on <NOBR>442-5593</NOBR> Coupling As May Have Been Manufactured Incorrectly {5057}
The Flange Head on 442-5593 Coupling As May Have Been Manufactured Incorrectly {5057}
Specifications
Lines (Pump)
320B Excavator Machine System Specifications
Service Magazine

Caterpillar Parts SIS Catalog 320B :

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