Parker F11-014 inclined axis quantitative hydraulic motor
- Product Details
- Product Model
- FAQ
The Parker F11-014 is a fixed-displacement bent-axis hydraulic motor manufactured by Parker Hannifin.
How a Bent-Axis Motor Works
In a conventional axial-piston swashplate motor, pistons are arranged in a circle within a rotating cylinder block and bear against a stationary angled plate. The reaction force from that plate drives the block, and therefore the output shaft, to rotate.
In a bent-axis design, the cylinder block and the output shaft are deliberately misaligned by a fixed angle (in the F11 series, this is 40°). Pistons connect to a rotating drive flange that is integral to the output shaft. As high-pressure oil enters each cylinder, the piston extends and pushes against the flange at an angle, generating the tangential force that creates output torque. The geometry means each piston transitions smoothly through its stroke without the sliding friction that limits swashplate designs at high speed.
This architecture delivers three consequential advantages:
1. Higher mechanical efficiency. Because piston side-loading against the bore is dramatically reduced, friction losses are lower. The F11-014 achieves overall efficiencies above 93%-a figure that matters enormously in battery-electric or fuel-sensitive mobile applications.
2. Better high-speed tolerance. The F11-014 can sustain 6,500 rpm continuously. Swashplate motors of comparable displacement typically top out 20–30% lower before cavitation, wear, and noise become limiting factors.
3. Lower noise generation. The smooth piston transition in the bent-axis design produces less pressure ripple. In hydraulic circuits where noise-vibration-harshness (NVH) is critical, such as marine steering systems or mobile cranes in residential areas, this matters.
Application Examples
The F11-014's combination of high speed, compact envelope, and excellent efficiency makes it appear across a wide range of industries. Below are representative real-world deployments.
Example 1: Hydraulic Fan Drive on Agricultural Machinery
A European manufacturer of large-scale combine harvesters integrated the F11-014 as a cooling fan drive motor. The fan runs at a fixed speed matched to the engine's thermal profile, driven by a gear pump and controlled via a proportional pressure-reducing valve. The motor's high volumetric efficiency-meaning very little flow "leaks" past internal clearances-translates directly to lower pump sizing and, consequently, reduced parasitic engine load during harvest.
In this application, the motor runs 10–12 hours continuously per day during harvest season. Service intervals are aligned with the combine's engine service schedule rather than requiring separate hydraulic motor attention, which is only possible because of the F11's robust bearing system and clean internal geometry.
Example 2: Winch Drive in a Marine Deck Crane
An offshore equipment supplier specified the F11-014 for the line-haul function of a small deck crane winch. The bent-axis motor's low noise signature was a requirement: the vessel operated in noise-controlled harbour environments where hydraulic machinery sound levels are regulated.
The F11-014 was paired with a two-stage planetary gearbox (gear ratio 45:1) to convert the motor's high-speed, moderate-torque output into the low-speed, high-torque needed at the drum. The combination delivered the required 1,800 Nm at the drum while the motor itself never exceeded 4,200 rpm, well within the continuous rating during the heaviest lifts.
Example 3: Hydrostatic Transmission in a Turf Maintenance Vehicle
A golf course equipment OEM used matched pairs of F11-014 motors in an independent wheel-drive configuration for a fairway mower. Each motor drives one rear wheel through a small right-angle gearbox. Because the motors are fixed displacement, wheel speed is controlled by proportional pump flow from a variable-displacement axial-piston pump. The result is a smooth, infinitely variable ground speed from 0 to approximately 12 km/h, all achieved without any electronic or mechanical control intervention at the motor level.
Installation and Circuit Design Considerations
Getting the most out of the F11-014 requires attention to system design, not just the motor itself.
Case Drain Line
This is the single most common installation error with bent-axis and piston motors. The F11-014 has a dedicated case drain port that must be connected to the reservoir via an unrestricted return line. The case drain removes internal leakage oil and lubricates the bearing and rotating group. If this line is blocked, the motor case will pressurise, destroying shaft seals and potentially cracking the housing.
The case drain line must terminate below the oil level in the reservoir (not above it) to prevent drain-back and air ingestion when the motor is stopped.
Inlet and Outlet Port Sizing
At 6,500 rpm, the F11-014 consumes approximately 91 L/min of flow (14 cm³ × 6,500 rpm / 1,000). Pressure port lines should be sized for 4–5 m/s maximum flow velocity; return lines for 2–3 m/s. Undersized porting creates backpressure on the motor outlet, effectively reducing the differential pressure available for torque production.
Filtration Requirements
Parker recommends ISO 4406 cleanliness of 18/16/13 or better for F11 series motors. In practice, most users target 17/15/12 to extend service intervals. High-pressure inline filtration upstream of the motor is essential; do not rely solely on reservoir-level strainers.
Start-Up Procedure
Before initial start-up, the motor case should be filled with clean hydraulic oil through the case drain port. Running a bent-axis motor dry, even briefly, generates heat that can score the cylinder block and valve plate, causing permanent efficiency loss.
For more information on the F11-014 hydraulic motor, please visit https://www.baolilaihydraulic.com/product/.
Specifications
| Frame size F11 | -5 | -6 | -10 | -12 | -14 | -19 | -150 | -250 | ||
| Displacement | [cm3/rev] | 4.9 | 6 | 9.8 | 12.5 | 14.3 | 19.0 | 150 | 242 | |
| [cu in/rev] | 0.30 | 0.36 | 0.60 | 0.76 | 0.87 | 1.16 | 9.15 | 14.8 | ||
| Operating pressure | max intermittent | [bar] | 420 | |||||||
| [psi] | 6000 | |||||||||
| max continuous | [bar] | 350 | ||||||||
| [psi] | 5000 | |||||||||
| Motor operating speed | max intermittent | [rpm] | 14 000 | 11200 | 11200 | 10300 | 9900 | 8900 | 3500 | 3000 |
| max continuous | 12800 | 10200 | 10200 | 9 400 | 9000 | 8100 | 3200 | 2700 | ||
| min continuous | 50 | |||||||||
| Max pump selfpriming speed | Lor R function; max | [rpm] | 4600 | - | 4200 | 3850 | 3500 | 3500 | 1700 | 1500 |
| Motor input flow | max intermittent | [l/min] | 69 | 67 | 110 | 129 | 142 | 169 | 525 | 726 |
| [gpm] | 18.2 | 17.6 | 29.1 | 34.1 | 37.5 | 44.6 | 138.7 | 191.8 | ||
| max continuous | [l/min] | 63 | 61 | 100 | 118 | 129 | 154 | 480 | 653 | |
| [gpm] | 16.6 | 16 | 26.4 | 31.2 | 34.1 | 40.7 | 126.8 | 172.5 | ||
| Main circuit temp. | max | [°C] | 80 | |||||||
| min | [°C] | -40 | ||||||||
| Mass moment of inertia | (x10-3) | [kg m2] | 0.16 | 0.39 | 0.39 | 0.40 | 0.42 | 1.1 | 40 | 46 |
| (x10-2) | [lbft2] | 0.38 | 0.92 | 0.92 | 0.95 | 1.00 | 2.61 | 94.92 | 109.16 | |
| Weight | [kg] | 5 | 7.5 | 7.5 | 8.3 | 8.3 | 11 | 70 | 77 | |
| [lb] | 11 | 16.5 | 16.5 | 18.8 | 18.8 | 24 | 154 | 170 | ||
Selection Table
| F11-014 hydraulic motor | |
| Model No. | Model Code |
| 3783200 | F11-014-HB-CE-D-000-000-0 |
| 3783201 | F11-014-HB-CE-K-000-000-0 |
| 3784655 | F11-014-HB-CS-K-000-000-0 |
| 3783202 | F11-014-HB-CV-D-000-000-0 |
| 3787889 | F11-014-HB-CV-D-000-000-P |
| 3782830 | F11-014-HB-CV-K-000-000-0 |
| 3786585 | F11-014-HB-CV-K-000-000-P |
| 3785580 | F11-014-HB-CV-K-000-000-S |
| 3787766 | F11-014-HB-CV-K-000-MVL-0 |
| 3788055 | F11-014-HB-CV-K-000-MVL-P |
| 3787895 | F11-014-HB-CV-K-000-MVR-0 |
| 3787973 | F11-014-HB-CV-K-000-MVR-P |
| 3786693 | F11-014-HB-CV-K-209-000-0 |
| 3787906 | F11-014-HB-CV-K-209-MVR-P |
| 3787340 | F11-014-HB-IV-D-000-000-P |
| 3787907 | F11-014-HB-IV-K-000-MVR-P |
| 3789842 | F11-014-HB-SV-T-000-000-P |
| 3787893 | F11-014-HB-SV-T-000-MVL-0 |
| 3787768 | F11-014-HB-SV-T-355-MVL-0 |
| 3789907 | F11-014-HB-WS-K-000-MVL-0 |
| 3784701 | F11-014-HB-WS-K-000-MVR-0 |
| 3788748 | F11-014-HB-WV-K-000-000-0 |
| 3787894 | F11-014-HB-WV-K-000-MVL-0 |
| 3787908 | F11-014-HB-WV-K-000-MVR-0 |
| 3558397 | F11-014-HB-WV-K-286-MVR-0 |
| 3788397 | F11-014-HB-WV-K-286-MVR-0 |
| 3788692 | F11-014-HB-WV-K-374-MVR-0 |
| 3783290 | F11-014-HF-IE-D-000-000-0 |
| 3783289 | F11-014-HF-IE-K-000-000-0 |
| 3783288 | F11-014-HF-IV-D-000-000-0 |
| 3786488 | F11-014-HF-IV-D-000-000-P |
| 3783287 | F11-014-HF-IV-K-000-000-0 |
| 3786344 | F11-014-HF-IV-K-000-000-P |
| 3788001 | F11-014-HF-IV-K-000-MVL-P |
| 3788000 | F11-014-HF-IV-K-000-MVR-P |
| 3783203 | F11-014-HL-CV-K-000-000-0 |
| 3787487 | F11-014-HL-SV-T-000-000-0 |
| 3783275 | F11-014-HL-WV-K-000-000-0 |
| 3788999 | F11-014-HM-IV-D-383-000-0 |
| 3783204 | F11-014-HR-CV-K-000-000-0 |
| 3786791 | F11-014-HR-CV-K-000-000-P |
| 3787421 | F11-014-HR-CV-K-209-000-P |
| 3786474 | F11-014-HR-IV-K-000-000-0 |
| 3787360 | F11-014-HR-IV-K-000-000-P |
| 3789480 | F11-014-HR-SV-T-000 |
| 3785012 | F11-014-HR-SV-T-000-000-0 |
| 3785012 | F11-014-HR-WV-K-000 |
| 3785032 | F11-014-HR-WV-K-000-000-0 |
| 3783286 | F11-014-HU-SE-S-000-000-0 |
| 3783284 | F11-014-HU-SE-T-000-000-0 |
| 3787420 | F11-014-HU-SV-S-000-000-P |
| 3789769 | F11-014-HU-SV-S-384-000-0 |
| 3785032 | F11-014-HU-SV-T-000 |
| 3783283 | F11-014-HU-SV-T-000-000-0 |
| 3785109 | F11-014-HU-SV-T-000-000-P |
| 3784985 | F11-014-JB-CV-K-400-MUVR-S0 |
| 3721925 | F11-014-QB-CV-D-000-0000-00 |
| 3784485 | F11-014-QB-CV-K-000-0000-00 |
| 3721087 | F11-014-QB-CV-K-000-0000-P0 |
| 3720875 | F11-014-QB-CV-K-000-MUVL-00 |
| 3784991 | F11-014-QB-CV-K-000-MUVR-00 |
| 3789568 | F11-014-QB-CV-K-209-MUVL-PX |
| 3789568 | F11-014-QB-CV-K-209-MVL-P |
| 3720086 | F11-014-QB-CV-K-397-0000-0X |
| 3721735 | F11-014-QB-CV-K-447-0000-P0 |
| 3720141 | F11-014-QB-CV-P-000-0000-00 |
| 3721493 | F11-014-QB-CV-P-000-0000-PT |
| 3721395 | F11-014-QB-CV-V-000-MUVR-P0 |
| 3720856 | F11-014-QB-IV-K-000-0000-00 |
| 3721047 | F11-014-QB-IV-K-000-0000-0T |
| 3723259 | F11-014-QB-IV-K-000-0000-P0 |
| 3720725 | F11-014-QB-IV-K-000-MUVL-00 |
| 3720444 | F11-014-QB-IV-K-000-MUVL-P0 |
| 3720237 | F11-014-QB-IV-K-000-MUVL-T0 |
| 3720603 | F11-014-QB-IV-K-000-MUVR-P0 |
| 3721057 | F11-014-QB-IV-V-000-0000-00 |
| 3722505 | F11-014-QB-SV-K-000-0000-00 |
| 3784126 | F11-014-QB-SV-K-000-0000-P0 |
| 3724093 | F11-014-QB-SV-K-000-MUVL-P0 |
| 3723257 | F11-014-QB-SV-K-000-MUVL-PT |
| 3722841 | F11-014-QB-SV-K-000-MUVR-00 |
| 3720980 | F11-014-QB-SV-S-000-0000-0T |
| 3721366 | F11-014-QB-SV-T-000-MUVR-P0 |
| 3784491 | F11-014-QB-XV-K-437-MUVR-TT |
| 3720172 | F11-014-QF-IV-D-000-0000-00 |
| 3722411 | F11-014-QF-IV-D-384-0000-0T |
| 3720600 | F11-014-QF-IV-K-000-0000-00 |
| 3720834 | F11-014-QF-IV-K-000-0000-0T |
| 3720048 | F11-014-QF-IV-K-000-MUVR-00 |
| 3720672 | F11-014-QF-IV-K-000-MUVR-BT |
| 3720672 | F11-014-QF-IV-K-000-MVUR-BT |
| 3721206 | F11-014-QF-XV-X-466-MUVR-P0 |
| 3789364 | F11-014-QM-IV-D-383-000-0 |
| 3789454 | F11-014-QM-IV-K-000-0000-00 |
| 3721131 | F11-014-QM-IV-P-000-0000-0T |
| 3720036 | F11-014-QU-CS-K-000-MUVL-00 |
| 3789684 | F11-014-QU-CV-K-000-000-0 |
| 3789684 | F11-014-QU-CV-K-000-0000-00 |
| 3723038 | F11-014-QU-CV-K-000-MUVR-00 |
| 3723294 | F11-014-QU-CV-P-000-MUVR-00 |
| 3722543 | F11-014-QU-IV-D-000-0000-00 |
| 3720114 | F11-014-QU-IV-X-446-MUVR-P0 |
| 3721494 | F11-014-QU-SV-K-201-MUVR-BT |
| 3789552 | F11-014-QU-SV-S-000-000-0 |
| 3789552 | F11-014-QU-SV-S-000-0000-00 |
| 3784465 | F11-014-QU-SV-S-000-MUVL-00 |
| 3721141 | F11-014-QU-SV-T-000-0000-00 |
| 3721782 | F11-014-QU-SV-T-000-0000-0T |
| 3724955 | F11-014-QU-SV-T-000-0000-P0 |
| 3724564 | F11-014-QU-SV-T-000-0000-PT |
| 3721514 | F11-014-QU-SV-T-000-MUVR-00 |
| 3721654 | F11-014-QU-SV-T-000-MUVR-P0 |
| 3784479 | F11-014-QU-SV-T-372-MUVR-BT |
| 3789374 | F11-014-QU-SV-T-372-MVR-0 |
| 3789437 | F11-014-QU-XV-K-391-MUVR-P0 |
| 3784655 | F11-014-SB-CS-K-000-0000-00 |
| 3720516 | F11-014-SB-CS-K-000-MUVL-B0 |
| 3720337 | F11-014-SB-CS-K-000-MUVL-BT |
| 3721135 | F11-014-SB-CS-K-000-MUVL-P0 |
| 3784815 | F11-014-SB-CS-K-000-MUVR-00 |
| 3784770 | F11-014-SB-CS-K-416-MVR-0 |
| 3721349 | F11-014-SB-CS-K-440-MUVR-BX |
| 3721457 | F11-014-SB-CS-P-440-MUVR-BX |
| 3783202 | F11-014-SB-CV-D-000-0000-00 |
| 3722910 | F11-014-SB-CV-D-000-0000-B0 |
| 3787889 | F11-014-SB-CV-D-000-0000-P0 |
| 3782830 | F11-014-SB-CV-K-000-0000-00 |
| 3722328 | F11-014-SB-CV-K-000-0000-0T |
| 3786585 | F11-014-SB-CV-K-000-0000-P0 |
| 3787766 | F11-014-SB-CV-K-000-MUVL-00 |
| 3788055 | F11-014-SB-CV-K-000-MUVL-P0 |
| 3787895 | F11-014-SB-CV-K-000-MUVR-00 |
| 3787973 | F11-014-SB-CV-K-000-MUVR-P0 |
| 3788930 | F11-014-SB-CV-K-000-MUVR-PT |
| 3786693 | F11-014-SB-CV-K-209-0000-0X |
| 3787906 | F11-014-SB-CV-K-209-MUVR-PX |
| 3723233 | F11-014-SB-CV-K-425-MUVL-BT |
| 3784473 | F11-014-SB-CV-X-429-MUVR-BT |
| 3787340 | F11-014-SB-IV-D-000-0000-P0 |
| 3787522 | F11-014-SB-IV-D-346-0000-PX |
| 3784803 | F11-014-SB-IV-K-000-MUVL-00 |
| 3787907 | F11-014-SB-IV-K-000-MUVR-P0 |
| 3784811 | F11-014-SB-IV-K-397-MUVL-0X |
| 3789842 | F11-014-SB-SV-T-000-0000-P0 |
| 3787893 | F11-014-SB-SV-T-000-MUVL-00 |
| 3784982 | F11-014-SB-SV-T-000-MUVL-P0 |
| 3787893 | F11-014-SB-SV-T-000-MUVL-P0 |
| 3724469 | F11-014-SB-WS-P-286-MUVR-B0 |
| 3722862 | F11-014-SB-WS-X-286-MUVR-B0 |
| 3789907 | F11-014-SB-WS-X-429-MUVL-00 |
| 3722828 | F11-014-SB-WS-X-429-MUVL-BT |
| 3721142 | F11-014-SB-WV-P-284-MUVL-00 |
| 3720822 | F11-014-SB-WV-P-286-MUVR-00 |
| 3788397 | F11-014-SB-WV-X-286-MUVR-00 |
| 3788748 | F11-014-SB-WV-X-429-0000-00 |
| 3721537 | F11-014-SB-WV-X-429-0000-B0 |
| 3787908 | F11-014-SB-WV-X-429-MUVR-00 |
| 3783288 | F11-014-SF-IV-D-000-0000-00 |
| 3786488 | F11-014-SF-IV-D-000-0000-P0 |
| 3783287 | F11-014-SF-IV-K-000-0000-00 |
| 3786344 | F11-014-SF-IV-K-000-0000-P0 |
| 3788001 | F11-014-SF-IV-K-000-MUVL-P0 |
| 3788000 | F11-014-SF-IV-K-000-MUVR-P0 |
| 3722913 | F11-014-SU-CV-K-000-0000-00 |
| 3720679 | F11-014-SU-CV-K-000-0000-P0 |
| 3720660 | F11-014-SU-SS-T-000-0000-P0 |
| 3720660 | F11-014-SU-SS-T-201-0000-P0 |
| 3787043 | F11-014-SU-SV-K-000-0000-00 |
| 3724104 | F11-014-SU-SV-K-000-MUVL-B0 |
| 3724092 | F11-014-SU-SV-K-000-MUVR-B0 |
| 3783285 | F11-014-SU-SV-S-000-0000-00 |
| 3787420 | F11-014-SU-SV-S-000-0000-P0 |
| 3783283 | F11-014-SU-SV-T-000-0000-00 |
| 3784826 | F11-014-SU-SV-T-000-0000-0T |
| 3721746 | F11-014-SU-SV-T-000-0000-B0 |
| 3785109 | F11-014-SU-SV-T-000-0000-P0 |
| 3788007 | F11-014-SU-SV-T-000-MUVL-P0 |
| 3721194 | F11-014-SU-SV-V-000-0000-P0 |
| 3784942 | F11-014-SU-XV-K-428-MUVR-P0 |
| 3720075 | F11-014-SU-XV-X-442-MUVR-B0 |
| 3787043 | F11-014-HU-SV-K-000-000-0 |
| 3783285 | F11-014-HU-SV-S-000-000-0 |
| 3788007 | F11-014-HU-SV-T-000-MVL-P |
Q1: What are the low-temperature start-up limits?
A1:Parker recommends a minimum oil viscosity of 10 cSt at operating temperature and a maximum of 1,000 cSt for start-up (cold conditions). Typical mineral hydraulic oil (ISO VG 46) reaches 1,000 cSt at approximately -15°C. Below that temperature, pre-heating the system before loading the motor is strongly advised.
Q2: How do I select between the F11-014 and the F11-019?
A2: The F11-019 displaces 19 cc/rev and produces approximately 35% more torque at any given pressure. If your application requires more torque than the F11-014 can provide at acceptable system pressure, the F11-019 is the next step. If the F11-014 can meet torque requirements at or below 300 bar, it is usually the preferred choice due to its higher speed rating and slightly lower weight.
Q3: What is the price and delivery time of the F11-014 hydraulic motor?
A3: The specific price and delivery time will be provided based on the specific model you provide.
Q4:How to purchase a F11-014 hydraulic motor?
A4:You can click on the right sidebar or the contact information in the top bar to contact us to purchase. You can do so via email, form, WeChat, WhatsApp, or other methods.
