Bosch Rexroth Hagglunds DUc MS2 Installation & Maintenance Manual page 39

Table 15: Hydraulic connections (American verion)
Medium frame
C1 ISO 8434-2 1" JIC Male
C2 ISO 8434-2 1" JIC Male
C3*
C4*
ISO 8434-2 ¾" JIC Male
RF1
ISO 8434-2 1" JIC Male
RF2
RB1
ISO 8434-2 ⅜" JIC Male
RB2
D ISO 8434-2 1" JIC Male
½" NPT Female
1" NPT Female
WA1 1-¼" NPT Female single
WA2 cooler
1" NPT Female
1-½" NPT Female
* Only used on LS3 and LT3
Table 16: Pump connections DUc
Pump Dimensions main connection
type A&B
3/4" SAE J518C
SP40
FLANGE CODE 62 - 6000 PSI
1" SAE J518C
SP71
FLANGE CODE 62 - 6000 PSI
SP125 1 1/4" SAE J518C
SP180 FLANGE CODE 62 - 6000 PSI
SP250 1 1/2" SAE J518C
SP355 FLANGE CODE 62 - 6000 PSI
SP500 2" SAE J518C
SP750 FLANGE CODE 62 - 6000 PSI
Comment: Connection directly at pump
*) Torque acc. to SAE J518-2 with class 8.8 or grade 5 screws. Included in delivery.
**) Torque acc. to SAE J518-2 with class 10.9 or grade 8 screws.
Dimensions accordning to ISO 12151-3:2004-01.
Fig. 26: Hose coupling
Large frame -
2 comp.
ISO 8434-2 1-¼" JIC Male
ISO 8434-2 1-¼" JIC Male
ISO 8434-2 ¾" JIC Male
ISO 8434-2 1" JIC Male
ISO 8434-2 ⅜" JIC Male
ISO 8434-2 1-¼" JIC Male
1" NPT Female single cooler
1-¼" NPT Female single cooler
1-½" NPT Female (serial connected cooler)
1-½" NPT Female
Thread Depth of
threaded
holes
mm
3/8-16" UNC 21
7/16"-14 UNC 27
1/2"-13 UNC 27
5/8-11 UNC 29
3/4-10 UNC 35
L
Installation | Hägglunds DUc Drive unit
Large frame -
3 comp.
ISO 8434-2 1-¼" JIC Male
ISO 8434-2 1-½" JIC Male
ISO 8434-2 1-¼" JIC Male
ISO 8434-2 1-½" JIC Male
ISO 8434-2 ¾" JIC Male
ISO 8434-2 1" JIC Male
ISO 8434-2 ⅜" JIC Male
ISO 8434-2 1-¼" JIC Male
Thickness
std flange Max
connections dimensions
in mm in mm
0.8 19.0 0.7 80
1.0 22.4 0.9 80
1.0 23.9 1.0 100
1.1 26.9 1.1 170
1.6 36.6 1.5 165
3
DD00072051
RE 15326-WA, Version 06.2020, Bosch Rexroth AB
Function
Oil OUT to cooler
Oil IN from cooler
Oil OUT to cooler
Oil IN from cooler
Oil OUT flushing motor(s)
external pump
Oil OUT flushing with check
valve
Oil OUT to brake 1
Oil OUT to brake 2
Drain from hydraulic motor(s)
Water IN to cooler
Water OUT from cooler
L Torque* Torque**
3
Nm lb·ft Nm
in
+10% -0 +10% -0
3.1 43 32 60
3.1 70 52 92
3.9 105 77 150
6.7 210 155 295
6.5 360 266 450
39/88
lb·ft
44
68
111
218
332