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FAG / Tapered roller bearings

FAG K864-854

Tapered roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
95.25 mm
Outside diameterD
190.5 mm
WidthB
57.15 mm
Dynamic load ratingC
380 kN
Static load ratingC0
550 kN
Limiting speednG
3700 r/min

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 specifications13 parameters
Core specifications
ParameterSymbolValue
Bore diameterd95.25 mm
Outside diameterD190.5 mm
WidthB57.15 mm
Basic dynamic load ratingC380 kN
Basic static load ratingC0550 kN
Fatigue load limitPu65 kN
Reference speednref3050 r/min
Limiting speednG3700 r/min
Mass≈m7.82 kg
Precision classABMA4 — Class 4 (ANSI/ABMA 19.2:2013)
CageStandard — Sheet steel cage, window cage, roller-guided
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax120 °C
Product characteristics6 parameters
Product characteristics
ParameterSymbolValue
Tolerance classABMA4Class 4 (ANSI/ABMA 19.2:2013)
Heat treatmentStandard
CageStandardSheet steel cage, window cage, roller-guided
Internal designStandard
Quality levelStandard
Number of rows1Single-row design
Main Dimensions & Performance Data11 parameters
Main Dimensions & Performance Data
ParameterSymbolValue
Bore diameterd95.25 mm3.75 in
Outside diameterD190.5 mm7.5 in
Width, inner ringB57.531 mm2.265 in
Width, outer ringC44.45 mm1.75 in
Width, totalT57.15 mm2.25 in
Basic dynamic load rating, radialCr380,000 N85,431.655 lbf
Basic static load rating, radialC0r550,000 N123,651.079 lbf
Fatigue load limit, radialCur65,000 N14,613.309 lbf
Limiting speednG3,700 1/min
Thermal speed ratingnϑr3,050 1/min
Mass≈m7.82 kg17.24 lbs
Mounting dimensions9 parameters
Mounting dimensions
ParameterSymbolValue
Maximum diameter of shaft shoulderda max108 mm4.252 in
Minimum diameter of shaft shoulderdb min123 mm4.843 in
Minimum diameter of housing shoulderDa min170 mm6.693 in
Maximum diameter of housing shoulderDa max176 mm6.929 in
Minimum diameter of housing shoulderDb min174 mm6.85 in
Minimum axial spaceCa min5 mm0.197 in
Minimum axial spaceCb min12.5 mm0.492 in
Maximum fillet radius of shaftra max7.9 mm0.311 in
Maximum fillet radius of housingrb max3.3 mm0.13 in
Dimensions4 parameters
Dimensions
ParameterSymbolValue
Minimum chamfer dimension of inner ring back facer1, 2 min7.9 mm0.311 in
Minimum chamfer dimension of outer ring back facer3, 4 min3.3 mm0.13 in
Distance between the apexes of the pressure conesa42 mm1.654 in
Guidance rib diameter of inner ringd1139.5 mm5.492 in
Temperature range2 parameters
Temperature range
ParameterSymbolValue
Operating temperature min.Tmin-30 °C-22 °F
Operating temperature max.Tmax120 °C248 °F
Calculation factors3 parameters
Calculation factors
ParameterSymbolValue
Limiting value of Fa/Fr for the applicability of diff. Values of factors X and Ye0.33
Dynamic axial load factorY1.79
Static axial load factorY00.99
Capabilities & suitability5 parameters
Capabilities & suitability
ParameterSymbolValue
Radial load capacityYes
Axial load capacity in one directionYes
Suitable for grease lubricationYes
Suitable for oil lubricationYes
Unsealed designYes
Manufacturer Identity7 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code2267358
BrandFAG
Base TypeK864-854
Base product2305091001
Bearing X designationK864-854
Mounting Manager IDK864-854
Grease application IDK864-854
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionTapered roller bearings K-Series, in inch sizes, separable
Short DescriptionTapered roller bearing
Technical Data28 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)95.25 mm
Outside Diameter (D)190.5 mm
Width (B)57.15 mm
Basic Dynamic Load Rating, Radial (Cr)380,000 N
Basic Static Load Rating, Radial (C0R)550,000 N
Operating Temperature Min. (Tmin)-30 °C
Limiting Speed (Ng)3,700 1/min
Operating Temperature Max. (Tmax)120 °C
Reference Speed (Nϑr)3,050 1/min
Maximum Fillet Radius Of Housing (Rb Max)3.3 mm
Minimum Chamfer Dimension Of Outer Ring Back Face (R3, 4 M)3.3 mm
Minimum Diameter Of Housing Shoulder (Da Min)170 mm
Minimum Diameter Of Housing Shoulder (Db Min)174 mm
Width, Outer Ring (C)44.45 mm
Fatigue Load Limit, Radial (Cur)65,000 N
Limiting Value Of Fa/Fr For The Applicability Of Diff. Values Of Factors X And Y (E)0.33
Maximum Diameter Of Shaft Shoulder (Da Max)108 mm
Minimum Diameter Of Shaft Shoulder (Db Min)123 mm
Maximum Diameter Of Housing Shoulder (Da Max)176 mm
Dynamic Axial Load Factor (Y)1.79
Maximum Fillet Radius (Ra Max)7.9 mm
Minimum Axial Space (Cb Min)12.5 mm
Minimum Chamfer Dimension Of Inner Ring Back Face (R1, 2 M)7.9 mm
Guidance Rib Diameter Of Inner Ring (D1)139.5 mm
Minimum Axial Space (Ca Min)5 mm
Width, Inner Ring (B)57.531 mm
Static Axial Load Factor (Y0)0.99
Distance Between The Apexes Of The Pressure Cones (A)42 mm

Technical documents & data sheet

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Record identity
FAG K864-854
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