Compact Loader User Manual
EATON Steering Catalog C-STOV-MC001-E1 May 2006 23
Steering Control
Units—Series 5
Model Code –
Ordering
Information
The following 30-digit coding system has been developed to
identify all of the configuration options for the Series 5
steering control units. Use this model code to specify a unit
with the desired features. All 30-digits of the code must be
present when ordering. You may want to photocopy the
matrix below to ensure that each number is entered in the
correct box.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
A B R 0 A A 0 1 0 B
C A
Nos Feature Code Description Nos Feature Code Description
1,2,3 Product Series ABR Series 5 Steering Control Unit
4 Nominal Flow 1 11 l/min [3 GPM]
Rating B 19 l/min [5 GPM]
5 Inlet Pressure C 140 bar [2030 PSI]
Rating
6 Tank Pressure A 10 bar [150 PSI]
Rating B 21 bar [300 PSI]
7-8 Displacement 35 31.5 cm3/r [1.92 in3/r]
37 39.5 cm3/r [2.41 in3/r]
39 50.8 cm3/r [3.10 in3/r]
41 63.1 cm3/r [3.85 in3/r]
43 73.8 cm3/r [4.50 in3/r]
46 100 cm3/r [6.10 in3/r]
48 120 cm3/r [7.33 in3/r]
9 Flow Amplification 0 None
10 Neutral Circuit A Open Center
B Open Center, Power Beyond
F Load Sensing, Dynamic signal
11 Load Circuit A Non-Load Reaction
12,13 Valve Options 01 Manual Steering Check Valve
04 Inlet Check Valve, Manual
Steering Check Valve
05 Inlet Relief Valve,
Manual Steering Check Valve
12 Cylinder Relief Valve,
Anti-Cavitation Valve,
Inlet Relief Valve,
Inlet Check Valve,
Manual Steering Check Valve.
13 Cylinder Relief Valve,
Anti-cavitation Valve, Inlet Check
Valve, Load Sensing Relief Valve,
Manual Steering Check Valve
14,15 Integral Inlet 00 None
Relief Valve 18 40 bar [580 PSI]
Setting 1J 50 bar [725 PSI]
1Z 63 bar [914 PSI]
26 70 bar [1015 PSI]
2G 80 bar [1160 PSI]
2T 90 bar [1305 PSI]
34 100 bar [1450 PSI]
3W 125 bar [1812 PSI]
16,17 Cylinder Relief 00 None
Setting 37 103 bar [1490 PSI]
42 130 bar [1890 PSI]
55 185 bar [2680 PSI]
68 200 bar [2900 PSI]
18,19,20,21 Ports and 4AAN Square 4 x 9/16 SAE Ports,
Mounting Threads M10 x 1,5 Column Mounting
Threads (Use with Open Center)
4AKN Square 5 x 9/16 SAE Ports,
M10 x 1,5 Column Mounting
Threads (Use with Excess Flow)
4AEN Square 5 x 9/16 SAE Ports,
M10 x 1,5 Column Mounting
Threads (Use with Load Sense)
UAAN Square 4 x -06 STC Direct
Ports, M10 x 1,5 Column
Mounting Threads (Use with
Open Center)
UBNN Square 5 x -06 STC Direct
Ports, M10 x 1,5 Column
Mounting Threads
(Use with Excess Flow)
UBPN Square 5 x -06 STC Direct
Ports, M10 x 1,5 Column
Mounting Threads
(Use with Load Sense)
YAAN Square 4 x G .375 BSP Striaght
Thd. Ports, M10 x 1,5 Column
Mounting Threads
(Use with Open Center)
YBRN Square 5 x G .375 BSP Striaght
Thd. Ports, M10 x 1,5 Column
Mounting Threads
(Use with Load Sense)
22 Input Torque 1 Low*
3 Standard
23 Fluid Type A See Eaton Technical
Bulletin 3-401
24 Special Application 0 None
25,26 Special Feature AA None
27 Paint 1 Black Primer
28 Identification 0 Eaton Product Number on
Nameplate
29 Mechanical A Tapered 17.919mm (.7055in)
Interface diameter, .083:1 and serrated
17.5 (.688) diameter, 40 tooth,
M16x1.5-6g, Extension length
65.02 (2.56)
D Internal involute spline12 tooth,
16/32 DP, 30 degree PA
30 Eaton Assigned B Assigned Design Code
Design Code
* All low torque units need approval from an Eaton Steering Engineer.
Square Housing with Side Ports - Option 1