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Model: 14430
Bearing Plate 103241-000 Eaton — forms a sliding support surface for the cylinder block, absorbing a..
55.56 $
excl. VAT 46.30 $
Hydraulics:
Gear Pumps / Charge Pumps
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Model: 14426
Cylinder block Rotor 103245-000 Eaton — converts the working fluid flow into mechanical motion of th..
264.60 $
excl. VAT 220.50 $
Hydraulics:
Pump & Motor Parts
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Model: 15201
Cylinder block Rotor 103245-000 Eaton — converts the working fluid flow into mechanical motion of th..
239.40 $
excl. VAT 199.50 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14428
Drive Shaft Eaton 3331 — transmits torque to the rotor group and drives the piston group of the hydr..
86.88 $
excl. VAT 72.40 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14429
Fix Plate of Retainer Plate 990416-000 Eaton — holds the piston retainer plate in a defined position..
36.00 $
excl. VAT 30.00 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14434
Oil Seal Eaton 3331 — sealing element preventing oil leakage and contamination penetration at connec..
23.04 $
excl. VAT 19.20 $
Hydraulics:
Oil Seals
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Model: 14427
Piston shoe 101073-000 Eaton — performs reciprocating motion within the cylinder of the block, drawi..
17.04 $
excl. VAT 14.20 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 15202
Retainer Plate 103244-000 Eaton — presses the piston shoes against the swashplate surface of the hyd..
33.72 $
excl. VAT 28.10 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14788
Roller Bearing 103227-000 Eaton — absorbs radial and axial shaft loads through cylindrical or tapere..
49.92 $
excl. VAT 41.60 $
Hydraulics:
Bearings
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Model: 14435
Separation Bush 990231-000 Eaton — serves as a support for moving or stationary parts of the hydraul..
17.88 $
excl. VAT 14.90 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14432
Shoe plate Eaton 3331 — a hydraulic unit component that supports and fixes working parts, evenly dis..
51.12 $
excl. VAT 42.60 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 13948
Spring of Rotor 103240-000 Eaton — generates an axial preload force on the cylinder block of the axi..
5.76 $
excl. VAT 4.80 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14433
Swash plate (Cam rocker) 103248-000 Eaton — is an inclined disc in axial piston pumps/hydraulic moto..
201.72 $
excl. VAT 168.10 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 14431
Valve plate Motor 103230-000 Eaton — a hydraulic motor element that ensures the distribution of work..
46.80 $
excl. VAT 39.00 $
Hydraulics:
Pump & Motor Parts
Most Viewed
Model: 16008
Valve plate Motor Eaton 3331 — a hydraulic motor element that ensures the distribution of working fl..
60.72 $
excl. VAT 50.60 $
Hydraulics:
Pump & Motor Parts
Eaton 3931 / 3933 — fixed displacement axial piston motor 63.7 cm³
Eaton 3931 and 3933 are fixed displacement axial piston motors of the Series 39, designed for closed-loop hydrostatic drives paired with variable pumps of the same series. They feature low noise levels and extended service life. Primary applications include transit mixer drum drives, as well as road rollers, graders, cranes, lifts, agricultural equipment, pulp & paper and metal industries.
Full model range in the section Eaton Series 39
Technical specifications
- Displacement: 63.7 cm³/rev
- Nominal pressure: 420 bar
- Peak pressure: 480 bar
- Maximum speed: 5380 rpm
- Flow rate: 67.3 GPM (255 l/min)
- Seal: Face Seal (3931) / Lip Seal (3933)
- Weight: 48–52 kg
Installed in equipment
-
Transit mixer
- McNeilus
- Con-Tech
- Terex Advance
- Oshkosh
-
Roller / Compactor
- Dynapac
- Bomag
- Hamm
- Sakai
-
Motor grader
- Caterpillar
- John Deere
- Komatsu
-
Dozer
- Caterpillar
- Case
- Liebherr
-
Equipment types
- Crane
- Street sweeper
- Loader
- Tractor
- Windrower
- Planter
- Oil & Gas equipment
- Marine equipment
- Crusher
- Pulp & paper industry
- Metal industry
OEM numbers 3931 / 3933
-
Eaton
- 3933-001
- 3933-002
- 3933-053
- 3933-092
- 3933-121
Spare parts for Eaton 3931 / 3933
- Cylinder block Rotor
- Ball guide
- Disk Spring
- Friction Plate
- Coupling of drive shaft
- Cylinder block press pin
- Roller Bearing
- Cradle Bearing Set
- Retainer Plate
- Swash plate (cam rocker)
- Piston
- Rotor Spring
- Control Valve Regulator
- Seal kit motor
- Shaft Seal
- Servo Piston
- Drive Shaft motor
- Pressure Override Valve
- Valve plate
- Ball guide washer
- Washer
Repair and service 3931 / 3933
We perform diagnostics and repair of hydraulic motor Eaton 3931 / 3933: checking hydraulic parameters, assessing the condition of the piston group and bench testing after restoration.
Contact us — we will repair hydraulic motor 3931 / 3933 and select genuine spare parts.
Technical specifications verified by the Aspect Plus technical catalog.