RH23 - CRAWLER EXCAVATORS - FROM SN 57991 TO SN 58000 (3/98-12/02) No Description Parts on group : Pos. Part No Qty Parts name Comments 1. NS [1] NOT SERVICED 3. NS [1] NOT SERVICED 990. 1283230 [AR] HYDRAULIC SYSTEM Parts catalog : 20.642[2782090000] - HYDRAULIC SYSTEM CASCADE part catalog new.New Holland 20.642[2496464000] - HYDRAULIC SYSTEM CASCADE part catalog new.New Holland 20.642[2495382001] - HYDRAULIC SYSTEM CASCADE part catalog new.New Holland 20.642[2443455000] - HYDRAULIC SYSTEM CASCADE (OPTION) part catalog new.New Holland 20.641[2903353000] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog new.New Holland 20.641[2902894000] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog new.New Holland 20.641[2783909001] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog new.New Holland 20.640[2903354000] - HYDRAULIC SYSTEM CASCADE INSTALL. part catalog new.New Holland 22.010[2495159000] - PUMP INSTALL.MATERIAL part catalog new.New Holland 22.010[2812702000] - PUMP INSTALL.MATERIAL part catalog new.New Holland 22.020[2495156001] - DOUBLEPUMP part catalog new.New Holland 22.030[2495147001] - SWING PUMP part catalog new.New Holland 22.030[2812703001] - SWING PUMP part catalog new.New Holland 22.050[2496929001] - GEAR PUMP INSTALL.MATERIAL part catalog new.New Holland 22.052[2496930001] - GEAR PUMP part catalog new.New Holland 22.052[2811301000] - GEAR PUMP (OPTION) part catalog new.New Holland
![20.670[2444927000] - HYDRAULIC SYSTEM FREQU. CHANGE-OV New Holland Parts scheme diagram](http://c1.a2109.com/nhp/70/7058/705886.png "20.670[2444927000] - HYDRAULIC SYSTEM FREQU. CHANGE-OV New Holland catalog part")
![new.New Holland 20.642[2782090000] - HYDRAULIC SYSTEM CASCADE part catalog](http://c1.a2109.com/_350/nhp/51/5130/513084.png "new.New Holland 20.642[2782090000] - HYDRAULIC SYSTEM CASCADE :")
![new.New Holland 20.642[2496464000] - HYDRAULIC SYSTEM CASCADE part catalog](http://c1.a2109.com/_350/nhp/13/1339/1339769.png "new.New Holland 20.642[2496464000] - HYDRAULIC SYSTEM CASCADE :")
![new.New Holland 20.642[2495382001] - HYDRAULIC SYSTEM CASCADE part catalog](http://c1.a2109.com/_350/nhp/58/5879/587977.png "new.New Holland 20.642[2495382001] - HYDRAULIC SYSTEM CASCADE :")
![new.New Holland 20.642[2443455000] - HYDRAULIC SYSTEM CASCADE (OPTION) part catalog](http://c1.a2109.com/_350/nhp/13/1334/1334424.png "new.New Holland 20.642[2443455000] - HYDRAULIC SYSTEM CASCADE (OPTION) :")
![new.New Holland 20.641[2903353000] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog](http://c1.a2109.com/_350/nhp/24/2400/240019.png "new.New Holland 20.641[2903353000] - HYDRAULIC SYSTEM CASCADE MOUNTING :")
![new.New Holland 20.641[2902894000] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog](http://c1.a2109.com/_350/nhp/15/1597/159790.png "new.New Holland 20.641[2902894000] - HYDRAULIC SYSTEM CASCADE MOUNTING :")
![new.New Holland 20.641[2783909001] - HYDRAULIC SYSTEM CASCADE MOUNTING part catalog](http://c1.a2109.com/_350/nhp/21/2132/213299.png "new.New Holland 20.641[2783909001] - HYDRAULIC SYSTEM CASCADE MOUNTING :")
![new.New Holland 20.640[2903354000] - HYDRAULIC SYSTEM CASCADE INSTALL. part catalog](http://c1.a2109.com/_350/nhp/25/2561/256111.png "new.New Holland 20.640[2903354000] - HYDRAULIC SYSTEM CASCADE INSTALL. :")
![new.New Holland 22.010[2495159000] - PUMP INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/77/7774/777472.png "new.New Holland 22.010[2495159000] - PUMP INSTALL.MATERIAL :")
![new.New Holland 22.010[2812702000] - PUMP INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/63/6361/636176.png "new.New Holland 22.010[2812702000] - PUMP INSTALL.MATERIAL :")
![new.New Holland 22.020[2495156001] - DOUBLEPUMP part catalog](http://c1.a2109.com/_350/nhp/44/4402/440225.png "new.New Holland 22.020[2495156001] - DOUBLEPUMP :")
![new.New Holland 22.030[2495147001] - SWING PUMP part catalog](http://c1.a2109.com/_350/nhp/72/7273/727318.png "new.New Holland 22.030[2495147001] - SWING PUMP :")
![new.New Holland 22.030[2812703001] - SWING PUMP part catalog](http://c1.a2109.com/_350/nhp/97/9735/973521.png "new.New Holland 22.030[2812703001] - SWING PUMP :")
![new.New Holland 22.050[2496929001] - GEAR PUMP INSTALL.MATERIAL part catalog](http://c1.a2109.com/_350/nhp/42/4274/427425.png "new.New Holland 22.050[2496929001] - GEAR PUMP INSTALL.MATERIAL :")
![new.New Holland 22.052[2496930001] - GEAR PUMP part catalog](http://c1.a2109.com/_350/nhp/11/1102/1102357.png "new.New Holland 22.052[2496930001] - GEAR PUMP :")
![new.New Holland 22.052[2811301000] - GEAR PUMP (OPTION) part catalog](http://c1.a2109.com/_350/nhp/34/3471/347146.png "new.New Holland 22.052[2811301000] - GEAR PUMP (OPTION) :")