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FAG / Axial deep groove ball bearings

FAG 51309

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

Technical data available
Bore diameterd
45 mm
Outside diameterD
85 mm
WidthB
28 mm
Limiting speednG
3800 r/min
Mass≈m
0.642 kg
Inner diameter shaft washerd
45 mm / 1.772 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 diameterd45 mm
Outside diameterD85 mm
WidthB28 mm
Reference speednref6800 r/min
Limiting speednG3800 r/min
Mass≈m0.642 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 washerd45 mm1.772 in
Outer diameter housing washerD85 mm3.346 in
HeightT28 mm1.102 in
Basic dynamic load rating, axialCa75,000 N16,861.511 lbf
Basic static load rating, axialC0a140,000 N31,474.82 lbf
Fatigue load limit, axialCua6,500 N1,461.331 lbf
Limiting speednG3,800 1/min
Reference speednϑr6,800 1/min
Mass≈m0.642 kg1.415 lbs
Mounting dimensions3 parameters
Mounting dimensions
ParameterSymbolValue
Minimum diameter shaft shoulderda min69 mm2.717 in
Maximum diameter of housing shoulderDa max61 mm2.402 in
Maximum filled radiusra max1 mm0.039 in
Dimensions3 parameters
Dimensions
ParameterSymbolValue
Minimum chamfer dimensionrmin1 mm0.039 in
Inner diameter housing washerD147 mm1.85 in
Outer diameter shaft washerd185 mm3.346 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 factorA0.12
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 Code394620
BrandFAG
Base Type51309
X Life Markingn.r.
SAP material number0167153140000
Base product2305100101
Bearing X designation51309
Mounting Manager ID51309
Grease application ID51309
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionAxial deep groove ball bearing 513, single direction, steel sheet metal cage
Short DescriptionAxial deep groove ball bearing
Technical Data17 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)45 mm
Outside Diameter (D)85 mm
Width (B)28 mm
Basic Dynamic Load Rating, Axial (Ca)75,000 N
Basic Static Load Rating, Axial (C0A)140,000 N
Operating Temperature Min. (Tmin)-30 °C
Limiting Speed (Ng)3,800 1/min
Operating Temperature Max. (Tmax)150 °C
Reference Speed (Nϑr)6,800 1/min
Minimum Diameter Shaft Shoulder (Da Min)69 mm
Minimum Load Factor (A)0.12
Rip Diameter Shaft Washer (D1)85 mm
Bore Diameter Housing Washer (D1)47 mm
Maximum Diameter Of Housing Shoulder (Da Max)61 mm
Minimum Chamfer Dimension (Rmin)1 mm
Maximum Fillet Radius (Ra Max)1 mm
Fatigue Load Limit, Axial (Cua)6,500 N

Technical documents & data sheet

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Record identity
FAG 51309
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