RH4 - CRAWLER EXCAVATORS - FROM SN 4356 TO SN 4376 (3/98-12/00) No Description Parts on group : Pos. Part No Qty Parts name Comments 1. NS [1] NOT SERVICED 52. 3022166 [4] SLEEVE 53. 1939940 [4] BOLT 54. 8408970 [4] WASHER 55. 412672 [4] NUT 990. 3000678 [AR] CONTROL BLOCK 991. 1288219 [AR] CONTROL BLOCK Parts catalog : 23.610[2444673000] - CONTROL BLOCK INSTALL.MATERIAL part catalog new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE part catalog new.New Holland 23.292[2902990002] - TREADLE VALVE part catalog new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS part catalog new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.290[2496573000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.290[2444824000] - TREADLE VALVE INSTALL.MATERIAL part catalog new.New Holland 23.272[2496570002] - SERVO VALVE part catalog new.New Holland 23.611[2248584001] - CONTROL BLOCK MOUNTING PARTS part catalog new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER part catalog new.New Holland 23.611[2811534000] - CONTROL BLOCK MOUNTING PARTS part catalog new.New Holland 23.611[2812616003] - CONTROL BLOCK MOUNTING PARTS part catalog new.New Holland 23.612[2495693002] - CONTROL BLOCK part catalog new.New Holland 23.612[2812228000] - CONTROL BLOCK part catalog new.New Holland 24.020[2443085000] - BOOM CYLINDERS INSTALL.MATERIAL part catalog new.New Holland 24.020[2443202000] - BOOM CYLINDERS INSTALL.MATERIAL part catalog new.New Holland
![23.610[2812617001] - CONTROL BLOCK INSTALL.MATERIAL New Holland Parts scheme diagram](http://c1.a2109.com/nhp/12/1207/1207460.png "23.610[2812617001] - CONTROL BLOCK INSTALL.MATERIAL New Holland catalog part")
![new.New Holland 23.610[2444673000] - CONTROL BLOCK INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/36/3613/361358.png "new.New Holland 23.610[2444673000] - CONTROL BLOCK INSTALL.MATERIAL :")
![new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE part catalog](http://c1.a2109.com/_350/nhp/35/3560/356009.png "new.New Holland 23.312[2216823000] - PROPORTIONAL VALVE :")
![new.New Holland 23.292[2902990002] - TREADLE VALVE part catalog](http://c1.a2109.com/_350/nhp/35/3506/350652.png "new.New Holland 23.292[2902990002] - TREADLE VALVE :")
![new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS part catalog](http://c1.a2109.com/_350/nhp/98/9880/988063.png "new.New Holland 23.291[2444789000] - TREADLE VALVE MOUNTING PARTS :")
![new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/88/8825/88257.png "new.New Holland 23.290[2496583000] - TREADLE VALVE INSTALL.MATERIAL :")
![new.New Holland 23.290[2496573000] - TREADLE VALVE INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/11/1152/115225.png "new.New Holland 23.290[2496573000] - TREADLE VALVE INSTALL.MATERIAL :")
![new.New Holland 23.290[2444824000] - TREADLE VALVE INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/13/1310/131050.png "new.New Holland 23.290[2444824000] - TREADLE VALVE INSTALL.MATERIAL :")
![new.New Holland 23.272[2496570002] - SERVO VALVE part catalog](http://c1.a2109.com/_350/nhp/29/2933/29339.png "new.New Holland 23.272[2496570002] - SERVO VALVE :")
![new.New Holland 23.611[2248584001] - CONTROL BLOCK MOUNTING PARTS part catalog](http://c1.a2109.com/_350/nhp/12/1266/1266324.png "new.New Holland 23.611[2248584001] - CONTROL BLOCK MOUNTING PARTS :")
![new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER part catalog](http://c1.a2109.com/_350/nhp/12/1212/1212814.png "new.New Holland 23.611[2811473000] - CONTROL BLOCK MOUNTING PARTS HAMMER :")
![new.New Holland 23.611[2811534000] - CONTROL BLOCK MOUNTING PARTS part catalog](http://c1.a2109.com/_350/nhp/13/1310/131076.png "new.New Holland 23.611[2811534000] - CONTROL BLOCK MOUNTING PARTS :")
![new.New Holland 23.611[2812616003] - CONTROL BLOCK MOUNTING PARTS part catalog](http://c1.a2109.com/_350/nhp/60/6075/607518.png "new.New Holland 23.611[2812616003] - CONTROL BLOCK MOUNTING PARTS :")
![new.New Holland 23.612[2495693002] - CONTROL BLOCK part catalog](http://c1.a2109.com/_350/nhp/32/3292/329226.png "new.New Holland 23.612[2495693002] - CONTROL BLOCK :")
![new.New Holland 23.612[2812228000] - CONTROL BLOCK part catalog](http://c1.a2109.com/_350/nhp/39/3934/393403.png "new.New Holland 23.612[2812228000] - CONTROL BLOCK :")
![new.New Holland 24.020[2443085000] - BOOM CYLINDERS INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/18/1866/18663.png "new.New Holland 24.020[2443085000] - BOOM CYLINDERS INSTALL.MATERIAL :")
![new.New Holland 24.020[2443202000] - BOOM CYLINDERS INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/39/3934/393480.png "new.New Holland 24.020[2443202000] - BOOM CYLINDERS INSTALL.MATERIAL :")