99,016 bearing records · search, filter and compare

FAG / Axial deep groove ball bearings

FAG 51228

Axial deep groove ball bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
140 mm
Outside diameterD
200 mm
WidthB
46 mm
Limiting speednG
2110 r/min
Mass≈m
4.265 kg
Inner diameter shaft washerd
140 mm / 5.512 in

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications10 parameters
Core specifications
ParameterSymbolValue
Bore diameterd140 mm
Outside diameterD200 mm
WidthB46 mm
Reference speednref2700 r/min
Limiting speednG2110 r/min
Mass≈m4.265 kg
Precision classPN — Normal (ISO 492:2023)
CageJP — Steel sheet metal
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax150 °C
Product characteristics3 parameters
Product characteristics
ParameterSymbolValue
CageJPSteel sheet metal
Tolerance classPNNormal (ISO 492:2023)
Dimensional / heat stabilizationS0Rings dimensional stabilized up to 150°
Main Dimensions & Performance Data9 parameters
Main Dimensions & Performance Data
ParameterSymbolValue
Inner diameter shaft washerd140 mm5.512 in
Outer diameter housing washerD200 mm7.874 in
HeightT46 mm1.811 in
Basic dynamic load rating, axialCa191,000 N42,940.647 lbf
Basic static load rating, axialC0a570,000 N128,147.482 lbf
Fatigue load limit, axialCua19,800 N4,451.439 lbf
Limiting speednG2,110 1/min
Reference speednϑr2,700 1/min
Mass≈m4.265 kg9.403 lbs
Mounting dimensions3 parameters
Mounting dimensions
ParameterSymbolValue
Minimum diameter shaft shoulderda min176 mm6.929 in
Maximum diameter of housing shoulderDa max164 mm6.457 in
Maximum filled radiusra max1.5 mm0.059 in
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Minimum chamfer dimensionrmin1.5 mm0.059 in
Inner diameter housing washerD1143 mm5.63 in
Outer diameter shaft washerd1197 mm7.756 in
Temperature range2 parameters
Temperature range
ParameterSymbolValue
Operating temperature min.Tmin-30 °C-22 °F
Operating temperature max.Tmax150 °C302 °F
Calculation factors1 parameter
Calculation factors
ParameterSymbolValue
Minimum load factorA1.9
Capabilities & suitability4 parameters
Capabilities & suitability
ParameterSymbolValue
Axial load capacity in one directionYes
Suitable for grease lubricationYes
Suitable for oil lubricationYes
Unsealed designYes
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code394571
BrandFAG
Base Type51228
X Life Markingn.r.
SAP material number0167152170000
Base product2305100101
Bearing X designation51228
Mounting Manager ID51228
Grease application ID51228
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionAxial deep groove ball bearing 512, single direction, steel sheet metal cage
Short DescriptionAxial deep groove ball bearing
Technical Data17 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)140 mm
Outside Diameter (D)200 mm
Width (B)46 mm
Basic Dynamic Load Rating, Axial (Ca)191,000 N
Basic Static Load Rating, Axial (C0A)570,000 N
Operating Temperature Min. (Tmin)-30 °C
Limiting Speed (Ng)2,110 1/min
Operating Temperature Max. (Tmax)150 °C
Reference Speed (Nϑr)2,700 1/min
Minimum Diameter Shaft Shoulder (Da Min)176 mm
Minimum Load Factor (A)1.9
Rip Diameter Shaft Washer (D1)197 mm
Bore Diameter Housing Washer (D1)143 mm
Maximum Diameter Of Housing Shoulder (Da Max)164 mm
Minimum Chamfer Dimension (Rmin)1.5 mm
Maximum Fillet Radius (Ra Max)1.5 mm
Fatigue Load Limit, Axial (Cua)19,800 N

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
FAG 51228
Document matching
Exact designation, assembly scope, revision and units must agree.

No verified redistributable CAD or manufacturer PDF is registered for this exact model. A catalogue image is not a dimensioned drawing. Missing technical files are not generated or replaced with unrelated models.

Look up another model or check drawing requirements →

Search the consolidated catalogue

Find, filter and compare bearing model data in one place.

Open model search