A wide range of steering components
Conversion factors........................................................................................................................................................................... 6
Survey of literature with technical data on Danfoss steering components................................................................6
LS Steering Units OSPB, OSPC, OSPF, OSPD, OSPL
Versions................................................................................................................................................................................................7
OSPB LS: Steering unit with no valve functions...............................................................................................................7
OSPC LS: Steering unit load sensing with integrated valve functions for in line priority valve OLS............ 8
OSPC LS: Steering unit load sensing with integrated valve functions for flange on priority valve
OLSA.........................................................................................................................................................................................8
OSPC LSR: Steering unit load sensing dynamic with integrated valve functions................................................9
OSPF LS : Steering unit full drain load sensing dynamic and with integrated valve functions......................9
OSPD LS: Steering unit load sensing dynamic with 2 rotary meters and with integrated valve
functions.............................................................................................................................................................................. 10
OSPL LS:........................................................................................................................................................................................10
OSPBX LS, OSPCX LS and OSPLX LS: Steering units load sensing for flow amplifiers......................................12
Code numbers and weights.......................................................................................................................................................13
OSPB load sensing static non-reaction steering units................................................................................................ 13
OSPB load sensing dynamic non-reaction steering units..........................................................................................13
OSPC load sensing static non-reaction steering unit..................................................................................................14
OSPC load sensing dynamic non-reaction steering units..........................................................................................14
OSPC load sensing dynamic reaction steering units...................................................................................................15
OSPF load sensing dynamic non-reaction steering units..........................................................................................15
OSPD load sensing non-reaction steering units............................................................................................................16
OSPL load sensing static non-reaction steering units.................................................................................................17
OSPL load sensing dynamic non-reaction steering units..........................................................................................17
OSPBX and OSPLX load sensing static steering units for OSQ static.....................................................................18
OSPCX load sensing dynamic steering units for OSQ dynamic...............................................................................18
Specification table for non catalogue numbers of LS Steering Units.........................................................................20
Technical data................................................................................................................................................................................. 21
Displacement, flow and pressure: OSPB LS, OSPC LS, OSPC LSR.............................................................................21
Displacement, flow and pressure: OSPF LS.....................................................................................................................23
Displacement, flow and pressure: OSPD LS....................................................................................................................23
Displacement, flow and pressure: OSPL LS, OSPBX LS, OSPCX LS, OSPLX LS.....................................................24
Valve functions in OSPC, OSPF, OSPD and OSPL LS steering units..............................................................................25
Pilot pressure relief valve; (P - T, Qp) characteristic......................................................................................................25
Shock valves............................................................................................................................................................................... 25
Suction valves............................................................................................................................................................................ 25
Check valves...............................................................................................................................................................................26
Port thread versions for OSPB LS, OSPC LS/LSR, OSPF LS, OSPD LS/LSR, OSPL LS, OSPBX LS, OSPCX
LS, OSPLX LS.............................................................................................................................................................................27
Dimensions.......................................................................................................................................................................................29
OSPB LS for OLS, OSPBX LS for OSQ...................................................................................................................................29
OSPC LS/LSR and OSPF LS for OLS, OSPCX LS for OSQ............................................................................................... 30
OSPD LS/LSR for OLS...............................................................................................................................................................32
OSPL LS for OLS and OSPLX LS for OSQ............................................................................................................................33
OSPL 1200 LS for OLS..............................................................................................................................................................35
Valve Block OVPL
Versions............................................................................................................................................................................................. 36
Code numbers and weight.........................................................................................................................................................37
Technical data................................................................................................................................................................................. 40
Common data............................................................................................................................................................................40
Valve functions................................................................................................................................................................................40
Shock valves............................................................................................................................................................................... 40
Suction valves............................................................................................................................................................................ 41
Check valve.................................................................................................................................................................................41
Backpressure valve...................................................................................................................................................................41
Installation........................................................................................................................................................................................42
Dimensions.......................................................................................................................................................................................43
Technical Information
OSPB/C/F/D/L LS Steering Units, OLS Priority Valves, OSQ Flow Amplifiers
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Danfoss | June 2017 11007611 | BC00000009en-US0701 | 3