Design cross section LS contro l (attached to endcap) LS spoo l LS adjustmen t PC spoo l PC adjustmen t Servo piston Bias sprin g Piston Slipper Tapered roller bearing Valve plate Shaft seal Cylinder block spring Tapered roller bearing Input shaf t Cylinder block Bias piston Slipper retainer Swashplate P14 341E 7 52L519
Technical Specifications see page 13 see page 15 see page 14 information on external see page 16; see page 17 F Frame Unit 74B 9C Continuous min Pressure Axial ports external shaft e in out hours Order code R S P C D E F G H J K L M N Code description Code Description R S P C D E F G H J K L M N Special Features 52L519 71
Order code (continued) R S P C D E F G H J K L M N R Product F Frame FR S Rotation L R P Displacement 74B 9C C Control type PC Pressure Compensator BC* Pressure Compensator LB BB* LS BS* RP BP* AG BE* AR BR* * Not available on 9cc pumps 72 52L519
Order code (continued) R S P C D E F G H J K L M N D PC setting (2 digit code, 1 bar increments) F Frame 74B 9C Example 1 26 27-28 29-31 E Load sensing setting (2 digit code, 1 bar increments) Example 1-4 NN F Not used NN G Pilot/Choke Orifice N H Gain Orifice 3 52L519 73
Order code (continued) R S P C D E F G H J K L M N J S1 S2 K4 Input Shaft None Axial None J Input Shaft/Auxiliary Mount/Endcap Available Combinations F Frame 74B 9C K4A2 K4B2 K4C2 K4N2 K4N4 K4R2 K4T2 K4V2 S1A2 S1AA S1AV S1B2 S1C2 S1N2 S1N4 S1R2 S1T2 S1V2 S2B2 S2C2 S2N2 S2N4 S2R2 S2T2 S2V2 74 52L519
Order code (continued) R S P C D E F G H J K L M N F Frame K Shaft seal A K Mounting flange and housing port style 1 3 K Not used N L Displacement limiter NNN AAA M Special hardware NNN None N Special features NNN None 52L519 75
Performance F74B Flow vs. speed Input power vs. speed Flow (l/min) 2 16 12 8 4 5 4 3 2 1 Flow (US gal/min) Power (kw ) 1 8 6 4 2 26 bar [37 psi] 21 bar [345 psi] 14 bar [23 psi] 12 1 8 6 4 2 Power (hp) 5 1 15 2 25-1 Speed min (rpm) P14 4E 5 1 15 2 25-1 Speed min (rpm) P14 5E Efficiency (%) Efficiency System Pressure: 31 Bar - Inlet Pressure: 1. Bar abs - Inlet Temperature: 49C 1 Volumetric Efficiency 95 9 85 Overall Efficiency 8 75 7 65 6 55 5 5 1 15 2 25 Input Speed (rpm) P18 445E Noise (DBA) Noise 9 85 8 75 7 65 Inlet Pressure: 1. Bar abs - Inlet Temperature: 49C General Operating Range 31 bar - No Flow 14 bar - Full Flow 6 5 1 15 2 25 Input Speed (rpm) P18 446E Inlet pressure vs. speed Inlet Pressure (bar abs) 1.6 1.5 1.4 1.3 1.2 1.1 1..9.8.7 1% 9% 8%.6 2 22 24 26 28 3-1 Shaft Speed min (rpm) 8 6 4 2 3 6 9 (psi gauge) (in Hg vac) P14 15E 76 52L519
Performance F9C Flow vs. speed Input power vs. speed Flow (l/min) 25 2 15 1 5 6 5 4 3 2 1 Flow (US gal/min) Power (kw ) 12 1 8 6 4 2 255 bar [3698 psi] 186 bar [2697 psi] 124 bar [179 8psi ] 15 125 1 75 5 25 Power (hp) 5 1 15 2 25-1 Speed min (rpm) P14 6E 5 1 15 2 25-1 Speed min (rpm) P14 7E Efficiency (%) Efficiency System Pressure: 26 Bar - Inlet Pressure: 1. Bar abs - Inlet Temperature: 49C 1 Volumetric Efficiency 95 9 85 Overall Efficiency 8 75 7 65 6 55 5 5 1 15 2 Input Speed (rpm) P18 447E Noise (DBA) Noise 9 85 8 75 7 Inlet Pressure: 1. Bar abs - Inlet Temperature: 49C General Operating Range 26 bar - No Flow 14 bar - Full Flow 65 6 5 1 15 2 Input Speed (rpm) P18 448E Inlet pressure vs. speed 1.6 1% 9% 8% 1.5 Inlet Pressure (bar abs) 1.4 1.3 1.2 1.1 1..9.8.7.6 18 2 22 24 26 28-1 Shaft Speed min (rpm) 8 6 4 2 3 6 9 (psi gauge) (in Hg vac) P14 15E 52L519 77
Hydraulic Controls Pressure Compensated Controls Schematic Response/recovery times (ms) Response Recovery F74B F9C M2 B PC setting range Model PC BC F74B F9C M4 L2 S L1 P17 788E Legend S = Inlet Remote Pressure Compensated Controls Response/recovery times (ms) Response Recovery F74B F9C Remote PC schematic X X PC setting range Model RP BP F74B F9C B M2 M4 L2 S L1 P17 789E Legend S = Inlet 78 52L519
Controls (continued) Load Sensing/Pressure Compensated Controls Response/recovery times* (ms) Response Recovery F74B F9C 45 see page 11 Schematic X X PC setting range Model bar psi F74B F9C M2 L2 B M4 LS setting range Model bar psi All S L1 P17 79E Legend S = Inlet Load Sensing Control with Bleed Orifice/Pressure Compensated Response/recovery times* (ms) Response Recovery F74B F9C Schematic X X see page 11 PC setting range Model LB BB F74B F9C LS setting range Model bar psi All B M2 M4 L2 S L1 P17 791E Legend S = Inlet 52L519 79
Electric Controls Connectors Description Quantity Ordering Number Mating Connector Wedge Lock Socket Contact (16 and 18 AWG) Sauer-Danfoss mating connector kit 1 2 P3 48 Continuous Duty Operating Range 12 11 1 OperatingRange 9 8 7 PercentofRatedVoltage(%) 6 5-4 -3-2 -1 1 2 3 4 5 6 7 8 9 1 AmbientTemperature( C) P18 415E Normally Closed on/ off Electric Pressure Compensated Controls Response/Recovery Times* (ms) Response Recovery F74B F9C Schematic PC setting range Code AG, AR, AY, CR BE, BR, BG, DR F74B F9C M2 L2 B M4 S L1 P18 449E LS setting range Model bar psi All Legend S = Inlet 8 52L519
Input shafts Shaft data Code K4 Description Maximum torque rating¹ Drawing MOUNTING FLANGE 8 ±.8 [.31 ±.3] 7.938 +. -.5 [.3125 +. -.2 ] SQ. KEY X 28.58 LG [1.125 ±.1] Ø31.72 ±.2 [1.249 ±.1] 35.19 ±.13 [1.385 ±.5] 48 ±.6 [1.89 ±.24] COUPLING MUST NOT PROTRUDE BEYOND THIS POINT 5/16-18 thd P14 351E 27.9 max. 19 min. 3.8 max. Dia. 11.18 S1 8 ±.8 [.31 ±.3] Ø25.52 MAX [1.5] MOUNTING FLANGE 14 TEETH 12/24 PITCH 29.634 [1.167] PITCH Ø 3 PRESSURE ANGLE FILLET ROOT SIDE FIT COMPATIBLE WITH ANSI B92.1-197 CLASS 5. ALSO MATES WITH FLAT ROOT SIDE FIT Ø31.14 ±.8 [1.226 ±.3] 28 ±.15 [1.12±.6] 47.6 ±.6 [1.874 ±.24] COUPLING MUST NOT PROTRUDE BEYOND THIS POINT P14 349E S2 8 ±.8 [.31 ±.3] 3.75 MAX [1.211] MOUNTING FLANGE 17 TEETH 12/24 PITCH 35.983 [1.417] PITCH Ø 3 PRESSURE ANGLE FILLET ROOT SIDE FIT COMPATIBLE WITH ANSI B92.1-197 CLASS 6 ALSO MATES WITH FLAT ROOT SIDE FIT Ø37.91 ±.9 [1.49 ±.35] 39.91 ±.9 [1.571 ±.35] 53.97 ±.6 [2.125 ±.24] COUPLING MUST NOT PROTRUDE BEYOND THIS POINT P14 35E Input shaft torque ratings 52L519 81
Installation drawings Axial Ported Endcap 49.7 [1.96] LS SIGNAL PORT X SERVO PRESSURE GAUGE PORT M4 SAE J1926/1 3/4-16 SYSTEM PORT B (OUTLET PORT) 1. in -5 PSI SPLIT FLANGE BOSS PER SAE J518 (CODE 61) with 3/8-16 UNC x 22 [.87] Min. threads 1.3 [.41] LS SIGNAL PORT X ALTERNATE SYSTEM PORT S (INLET PORT) 2. in -3 PSI SPLIT FLANGE BOSS PER SAE J518 (CODE 61) with 1/2 13 UNC x 27 [1.6] Min. threads Split Flange Ports Third-angle projection m[in] 45 [1.77] Axial Ported Endcap Installation Dimensions 4 [1.57] P18 45E PC PRESSURE ADJUSTMENT LS ST ANDBY PRESSURE ADJUSTMEN T CASE DRAIN PORT L1 SAE J1926 7/8-14 61.24 [2.41] Ø14.3 [.56] 53 [2.9] APPROXIMA TE CENTER OF GRA VIT Y 114.5 [4.51] CW CCW 57.25 [2.25] 256.355 [1.9] LS SIGNAL PORT X SAE J1926 7/16-2 165.14 [6.5] 121.83 [4.8] 16.44 [.65] 4X 57.25 [2.25] 114.5 [4.51] 165.14 [6.5] LS SIGNAL PORT X ALTERNATE SAE J1926 7/16-2 158.7 [6.25] 143.2 [5.64] 143.2 [5.64] 6.44 [.25] Ø126.975 ±.25 [4.999 ±.1] 13.54 [4.8] 91 [3.58] CASE DRAIN PORT L1 227.74 [8.97] 239.74 [9.44] 12.7 [.5] SYSTEM PORT B AND S 89 [3.5] CASE DRAIN PORT L2 P14 347E 82 52L519
Installation drawings (continued) Radial Ported Endcap Split Flange Ports SYSTEM PORT B (OUTLET PORT) 1. in -5 PSI SPLIT FLANGE BOSS PER SAE J518 (CODE 61) with 3/8-16 UNC x 22 [.87] Min. threads 215.74 [8.49] SYSTEM PORT S (INLET PORT) 2. in -3 PSI SPLIT FLANGE BOSS PER SAE J518 (CODE 61) with 1/2-13 UNC x 27 [1.6] Min. threads 13.54 [4.8] 212.74 [8.38] P18 451E Radial Ported Endcap Rear View 1.3 [.41] LS SIGNAL PORT X ALTERNATE 49.7 [1.96] LS SIGNAL PORT X SERVO PRESSURE GAUGE PORT M4 SAE J1926/1 3/4-16 49.7 [1.96] LS SIGNAL PORT X 1.3 [.41] LS SIGNAL PORT X ALTERNATE SYSTEM PORT S INLET SYSTEM PORT B OUTLET SYSTEM PORT B OUTLET SYSTEM PORT S INLET 82 [3.23] 75 [2.95] Right Hand Rotation (CW) 75 [2.95] 82 [3.23] Left Hand Rotation (CCW) P18 452E 52L519 83
Installation drawings (continued) Radiall Ported Endcap Installation Dimensions PC PRESSURE ADJUSTMENT LS STANDBY PRESSURE ADJUSTMENT CASE DRAIN PORT L1 SAE J1926 7/8-14 61.24 [2.41] Ø14.3 [.56] 53 [2.9] CW CCW 57.25 [2.25] 114.5 [4.51] 57.25 [2.25] 114.5 [4.51] LS SIGNAL PORT X SAE J1926 7/16-2 165.14 [6.5] 133.45 [5.25] 165.14 [6.5] LS SIGNAL PORT X ALTERNATE SAE J1926 7/16-2 SERVO PRESSURE GAGE PORT M4 SAE J1926 7/16-2 158.7 [6.25] 143.2 [5.64] 16.44 [.65] 4X R1 MAX [.4] 5.98 [.24] 143.2 [5.64] 13.54 [4.8] Ø126.975 ±.25 [4.999 ±.1] 91 [3.58] SYSTEM PORT B (OUTLET PORT) 1. in -5 PSI SPLIT FLANGE BOSS 212.74 [8.38] 256.4 [1.8] PER SAE J518 (CODE 61) with3/8-16 UNC x22 [.87] M in. threads 12.7 [.5] 89 [3.5] CASE DRAIN PORT L2 215.74 [8.49] SYSTEM PORT S (INLET PORT) 2. in -3 PSI SPLIT FLANGE BOSS PER SAE J518 (CODE 61) with 1/2-13 UNC x 27 [1.6] Min. threads P14 348E 84 52L519
Installation drawings (continued) Front Mounting Flange PC PRESSURE ADJUSTMENT LS STANDBY PRESSURE ADJUSTMENT Ø14.3 [.56] APPROXIMATE CENTER OF GRAVITY 114.5 [4.51] CW CCW 57.25 [2.25] 57.25 [2.25] 114.5 [4.51] SAE-C 4 Bolt 146 [5.75] 73 [2.87] Ø14.3 [.56] SAE-B 2 Bolt P18 453E 52L519 85
Auxiliary mounting pads SAE-A auxiliary mounting pad Dimensions 11 TOOTH SPLINE, 16/32 PITCH 17.463 [.6875] PITCH Ø FILLET ROOT SIDE FIT 1.3 PER ANSI B92.1, CLASS 6 [.5] (REAR FLANGE OPTION T) 278.7 [1.95] 275.82 [1.86] 9 TOOTH SPLINE, 16/32 PITCH 14.288 [.5625] PITCH Ø FILLET ROOT SIDE FIT PER ANSI B92.1, CLASS 6 (REAR FLANGE OPTION A) 136.97 [5.39] MOUNTING FLANGE APPROXIMATE CENTER OF GRAVITY Ø88.62 [3.49] Ø82.6 +.8 [3.252 +.3 ] 5.39 [.21] 53.2 [2.94] 16.4 [4.19] Specifications Coupling Spline minimum engagement O-RING SEAL REQUIRED REF 82.27 [3.239] I.D. X 2.62 [.13] CROSS SECTION P/N 5373.375-16 UNC-2B THD 17.8 [.7] MIN THD DEPTH 2X Maximum torque Dimension A A 1.9 [.77] 8.1 ±.7 [.319 ±.28] MIN COUPLING CLEARANCE 58.5 [2.3] APPROXIMATE CENTER OF GRAVITY P14 342E SAE-B auxiliary mounting pad Dimensions 87 [3.425] 174 [6.85] 15 TOOTH SPLINE, 16/32 PITCH 23.813 [.9375] PITCH Ø FILLET ROOT SIDE FIT PER ANSI B92.1, CLASS 6 (REAR FLANGE OPTION V) 13 TOOTH SPLINE, 16/32 PITCH 2.638 [.8125] PITCH Ø FILLET ROOT SIDE FIT PER ANSI B92.1, CLASS 6 (REAR FLANGE OPTION B) APPROXIMATE CENTER OF GRAVITY 275.82 [1.86] 273.69 [1.78] 136.24 [5.36] MOUNTING FLANGE 5.42 [.21] Ø15.6 [4.16] Ø11.65 +.8 [4.2 +.3 ] 73 [2.87] 1.32 [.5] 146 [5.75] O-RING SEAL REQUIRED REF 11.32 [3.989] I.D. X 1.78 [.7] CROSS SECTION P/N 9414-45 1.3.5-13 UNC-2B THD [.51] 19.7 [.76] MIN THREAD 11±.12 DEPTH 2X [.433±.5] A MIN COUPLING CLEARANCE Specifications Coupling Spline minimum engagement Maximum torque Dimension A 54.1 [2.13] APPROXIMATE CENTER OF GRAVITY P14 343E 86 52L519
Auxiliary mounting pads (continued) SAE-C auxiliary mounting pad Dimensions See page 18 73.25 [2.88] 146.5 [5.77] 14 TO OTHSPLINE, 12/24 PIT CH 29.633 [1.1667] PIT CHØ FILETRO OT SIDE FIT PERANSIB92.1, CLAS6 (REARFLANGE OPTION C) APPRO XIMA TE CENTEROF GRA VIT Y 276.69 [1.89] 236.14 [9.3] 138.77 [5.46] MOUNTING FLANGE 57.3 [2.26] 114.6 [4.51] Ø131.57 [5.18] Ø127.3 +.8 [5.1 +.3 ] 5.42 [.21] Specifications Coupling Spline minimum engagement Maximum torque 57.3 [2.26] 114.6 [4.51] 1.21 [.5] O-RINGSEALREQUIRED REF126.67 [4.987] I.D 2.62 [.13] CROSSECTION P/N5755.5-13 UNC-2B THD 22.7 [.89] MIN THDEPTH4X. X 1.3 [.51] 1.9 [.4] MINIMUM COUPLING CLEARANCE 14 ±.13 [.551 ±.5] 57.1 [2.25] MINIMUM SHAFT CLEARANCE APPR OX IM AT E CENTEROF GRA VIT Y P14 344E Running Cover Dimensions 275.82 [1.86] 264.2 [1.4] MOUNTING FLANGE P14 346E 52L519 87
Installation drawings (continued) Radial Endcap Clockwise 97.117 [3.824] 271 [1.67] 166.57 [6.558] P18 457E Radial Endcap Counterclockwise 97.117 [3.824] 271 [1.67] 166.57 [6.558] P18 455E Axial Endcap Clockwise 97.117 [3.824] 27.33 [1.643] 166.57 [6.558] Axial Endcap Counterclockwise 97.1 [3.82] 271 [1.67] P18 456E 166.57 [6.558] Third-angle projection m[in] P18 457E 88 52L519
Displacement limiter Displacement limiter cross-section Setting range F9C F74B P14 345 Displacement per turn F9C F74B 264.2 [1.4] 258.62 [1.18] P18 469E 52L519 89