Product Description 
4257643 4257644 4269538 4257642 CYLINDER Hitachi EX120-2 EX120-2m EX120-3 EX120-3C EX120-3m EX120K-2 EX120K-2m EX120K Excavator Spare Parts
Number :4257643 4257644 4269538 4257642Type :CYLINDERUtend :Hitachi EX120-2 EX120-2m EX120-3 EX120-3C EX120-3m EX120K-2 EX120K-2m EX120KPlace of Origin :China/JapanPacking : Fumigate Seaworthy PackingEngine Brand : ISUZU/HINO/MISTUBISHIExcavator Brand : New.Holland/KOBELCO/HITACHI
 
 
0408816 0140808 0310513 0310307 ARM CYLINDER Hitachi EX120-2m EX120-3 EX120-3C EX120-3m EX120K-2 EX120K-2m EX120K Pos. Part No Qty Parts name Comments 4257643 [1] CYL.;BOOM (L) 0408900A 1-39. 4286457 [1] CYL.(PIPELESS) 1. 4286458 [1] TUBE;CYL. ASS’Y 1A. 0408901 [1] TUBE;CYL. 1B. 0408816 [1] BUSHING;PIN 2. 4286456 [1] ROD;PISTON ASS’Y 2A. 0408802 [1] ROD;PISTON 2B. 0140808 [1] BUSHING;PIN 3. 0408803 [1] HEAD;CYL. 4. 0310304 [1] BUSHING 5. 0271304 [1] RING;RETAINING 6. 0408804 [1] RING 7. 0271309 [1] PACKING;U-RING 8. 0271310 [1] RING;BACK-UP 9. 0408817 [1] RING;WIPER 9. 0409503 [1] RING;WIPER I 0408817 10. A811100 [1] O-RING 11. 0310506 [1] RING;BACK-UP 12. 0408805 [12] BOLT;SOCKET 13. 0408806 [1] BRG.;CUSHION 14. 0408807 [1] SEAL 15. 0408808 [1] PISTON 16. 0310508 [1] RING;SEAL ASS’Y 17. 0408809 [2] RING;BACK-UP 18. 0310509 [2] RING 19. 0310510 [2] RING 20. 0310514 [1] SHIM 21. 0310511 [1] NUT 22. 0309011 [1] SCREW 23. 0111707 [1] BALL;STEEL 26. J75481 [1] FITTING;GREASE 39. 4084578 [4] SEAL;DUST 57. 0408902 [1] PIPE 57A. 94-2013 [1] PLUG 58. 0408903 [1] PIPE 58A. 4174541 [1] PLUG 58B. 4506418 [1] O-RING 59. 4509181 [2] O-RING 60. 0309019 [4] BOLT;SOCKET 61. 0310310 [4] BOLT;SOCKET 62. 0408814 [1] BAND 63. 0310707 [1] BAND 64. 0408815 [2] BOLT 65. 0325913 [2] WASHER 66. 0310312 [2] HOLDER 67. 0224115 [1] BOLT 68. 0208516 [1] WASHER;SPRING 100. 4320990 [1] KIT;SEAL I 4369772 100. 4369772 [1] KIT;SEAL 4269538 [1] CYL.;BUCKET 0409100A 1-39. 4286736 [1] CYL.(PIPELESS) 1. 4286737 [1] TUBE;CYL. ASS’Y 1A. 0409101 [1] TUBE;CYL. 1B. 0310513 [1] BUSHING;PIN 2. 4286738 [1] ROD;PISTON ASS’Y 2A. 0409102 [1] ROD;PISTON 2B. 0310307 [1] BUSHING;PIN 3. 0409103 [1] HEAD;CYL. 4. 0310604 [1] BUSHING 5. 4510494 [1] RING;RETAINING 6. 0409104 [1] RING 7. 0225611 [1] PACKING;U-RING 8. 0225612 [1] RING;BACK-UP 9. 0409117 [1] RING;WIPER 9. 0437005 [1] RING;WIPER I 0409117 10. A811090 [1] O-RING 11. 0310606 [1] RING;BUCK-UP 12. 0408805 [12] BOLT;SOCKET 13. 0409106 [1] PISTON 14. 0310608 [1] RING;SEAL ASS’Y 15. 0409107 [2] RING;BUCK-UP 16. 0310609 [2] RING 17. 0310610 [2] RING 18. 0326007 [1] SHIM 19. 0409108 [1] NUT 20. 0310612 [1] SCREW;SET 21. 0111818 [1] BALL;STEEL 24. J75481 [2] FITTING;GREASE 36. 0409109 [1] BRG.;CUSHION 37. 0409110 [2] BOLT 38. 4094086 [2] SEAL;DUST 39. 4065687 [2] SEAL;DUST 55. 0409113 [1] JOINT 56. 0409114 [1] PIPE 57. 4509181 [2] O-RING 58. M340825 [8] BOLT;SOCKET 59. 0409115 [1] BAND 60. 0409116 [1] BAND 61. 0408815 [2] BOLT 62. 0325913 [2] WASHER 63. 0310616 [1] HOLDER 64. 0259509 [1] BOLT 65. 0208516 [1] WASHER;SPRING 100. 4320994 [1] KIT;SEAL I 4369766 100. 4369766 [1] KIT;SEAL 0408816 0140808 0310513 0310307 BUSHING CYLINDER Hitachi 4320990 4369772 4369766 4084578 4094086 4065687 CYLINDER Hitachi 4269538 [1] CYL.;BUCKET 0409100A 4257643 [1] CYL.;BOOM (L) 0408900A
1-39. 4286736 [1] CYL.(PIPELESS) 1-39. 4286457 [1] CYL.(PIPELESS)
1. 4286737 [1] TUBE;CYL. ASS’Y 1. 4286458 [1] TUBE;CYL. ASS’Y
1A. 0409101 [1] TUBE;CYL. 1A. 0408901 [1] TUBE;CYL.
1B. 0310513 [1] BUSHING;PIN 1B. 0408816 [1] BUSHING;PIN
2. 4286738 [1] ROD;PISTON ASS’Y 2. 4286456 [1] ROD;PISTON ASS’Y
2A. 0409102 [1] ROD;PISTON 2A. 0408802 [1] ROD;PISTON
2B. 0310307 [1] BUSHING;PIN 2B. 0140808 [1] BUSHING;PIN
3. 0409103 [1] HEAD;CYL. 3. 0408803 [1] HEAD;CYL.
4. 0310604 [1] BUSHING 4. 0310304 [1] BUSHING
5. 4510494 [1] RING;RETAINING 5. 0271304 [1] RING;RETAINING
6. 0409104 [1] RING 6. 0408804 [1] RING
7. 0225611 7. 0271309 [1] PACKING;U-RING
[1] PACKING;U-RING 8. 0271310 [1] RING;BACK-UP
8. 0225612 [1] RING;BACK-UP 9. 0408817 [1] RING;WIPER
9. 0409117 [1] RING;WIPER 9. 0409503 [1] RING;WIPER I 0408817
9. 0437005 [1] RING;WIPER I 0409117 10. A811100 [1] O-RING
10. A811090 [1] O-RING 11. 0310506 [1] RING;BACK-UP
11. 0310606 [1] RING;BUCK-UP 12. 0408805 [12] BOLT;SOCKET
12. 0408805 [12] BOLT;SOCKET 13. 0408806 [1] BRG.;CUSHION
13. 0409106 [1] PISTON 14. 0408807 [1] SEAL
14. 0310608 [1] RING;SEAL ASS’Y 15. 0408808 [1] PISTON
15. 0409107 [2] RING;BUCK-UP 16. 0310508 [1] RING;SEAL ASS’Y
16. 0310609 [2] RING 17. 0408809 [2] RING;BACK-UP
17. 0310610 [2] RING 18. 0310509 [2] RING
18. 0326007 [1] SHIM 19. 0310510 [2] RING
19. 0409108 [1] NUT 20. 0310514 [1] SHIM
20. 0310612 [1] SCREW;SET 21. 0310511 [1] NUT
21. 0111818 [1] BALL;STEEL 22. 0309011 [1] SCREW
24. J75481 [2] FITTING;GREASE 23. 0111707 [1] BALL;STEEL
36. 0409109 [1] BRG.;CUSHION 26. J75481 [1] FITTING;GREASE
37. 0409110 [2] BOLT 39. 4084578 [4] SEAL;DUST
38. 4094086 [2] SEAL;DUST 57. 0408902 [1] PIPE
39. 4065687 [2] SEAL;DUST 57A. 94-2013 [1] PLUG
55. 0409113 [1] JOINT 58. 0408903 [1] PIPE
56. 0409114 [1] PIPE 58A. 4174541 [1] PLUG
57. 4509181 [2] O-RING 58B. 4506418 [1] O-RING
58. M340825 [8] BOLT;SOCKET 59. 4509181 [2] O-RING
59. 0409115 [1] BAND 60. 0309019 [4] BOLT;SOCKET
60. 0409116 [1] BAND 61. 0310310 [4] BOLT;SOCKET
61. 0408815 [2] BOLT 62. 0408814 [1] BAND
62. 0325913 [2] WASHER 63. 0310707 [1] BAND
63. 0310616 [1] HOLDER 64. 0408815 [2] BOLT
64. 0259509 [1] BOLT 65. 0325913 [2] WASHER
65. 0208516 [1] WASHER;SPRING 66. 0310312 [2] HOLDER
100. 4320994 [1] KIT;SEAL I 4369766 67. 0224115 [1] BOLT
100. 4369766 [1] KIT;SEAL 68. 0208516 [1] WASHER;SPRING
100. 4320990 [1] KIT;SEAL I 4369772
100. 4369772 [1] KIT;SEAL
Excavator Engine  Spare Parts
Company Information 
Gz wins contruction engineering company is engaged in development, production, marketing and agency services.
We Provide Original Genuine Kobelco Parts,Include the followingï¼›
Kobelco Air-conditioning System,A/C Assembly, A/C Hose,A/C Compressor,A/C Condenser,Blower Assembly,Evaporator,A/C Pipe,A/C Receiver, A/C Filter.
We Provide Genuine MITSUBISHI HINO ISUZU Engine Parts.
Hino :J05E, J08E, P11C.Mitsubishi : D04FR,4M40,6D16,6D22,6D24,6D31,6D34.Isuzu :4HK1,4JJ1,4LE1,4LE2,4JB1,4BG1,6HK1,6WG1,6BG1,6UZ1,6BD1.KOBELCO :SK60-III SK60-5 ,SK75-8,SK120LC-III SK120-5 ,SK130LC,SK140-8 SK140SRLC ,SK150LC,SK160,SK170,SK200-3 SK200-5 SK200LC-6E? SK200SR SK200-8,SK210LC-6E SK210LC-8, SK235SR,SK250LC-6E SK250 SK250-8,SK260-8 SK260-9,SK270,SK290LC,SK300LC-2 SK300LC-3 ,SK330LC-6E SK330,SK330LC-6E SK330-8 SK330-6,SK350-8 SK350LC SK350-9 ,SK460?SK460LC-IV SK480LC-6E SK460-8 SK480-6S ,SK485LC SK485-8 .