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FAG / Four-point contact bearing

FAG HCQJ1024-N2-MPA-C4

Four-point contact bearing technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
120 mm
Outside diameterD
180 mm
WidthB
28 mm
Dynamic load ratingC
149 kN
Static load ratingC0
191 kN
Limiting speednG
7800 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 specifications14 parameters
Core specifications
ParameterSymbolValue
SeriesHCQJ1024
Bore diameterd120 mm
Outside diameterD180 mm
WidthB28 mm
Basic dynamic load ratingC149 kN
Basic static load ratingC0191 kN
Fatigue load limitPu6.2 kN
Reference speednref3150 r/min
Limiting speednG7800 r/min
Mass≈m2.4 kg
Precision classPN — Normal (ISO 492:2023)
CageMPA — Solid brass cage, outer ring guided
Minimum operating temperatureTmin-30 °C
Maximum operating temperatureTmax150 °C
Product characteristics6 parameters
Product characteristics
ParameterSymbolValue
Material combinationHCHybrid bearing, rolling elements ceramic, bearing rings made of steel
Design, bearing outer ringN2Two retaining grooves in the outer ring on one side
Tolerance classPNNormal (ISO 492:2023)
CageMPASolid brass cage, outer ring guided
Dimensional / heat stabilizationS0Rings dimensional stabilized up to 150°
Axial internal clearanceC4Group 4 (C4), bigger than C3
Main Dimensions & Performance Data9 parameters
Main Dimensions & Performance Data
ParameterSymbolValue
Bore diameterd120 mm4.724 in
Outside diameterD180 mm7.087 in
WidthB28 mm1.102 in
Basic dynamic load rating, radialCr149,000 N33,498.201 lbf
Basic static load rating, radialC0r191,000 N42,940.647 lbf
Fatigue load limit, radialCur6,200 N1,393.885 lbf
Limiting speednG7,800 1/min
Reference speednϑr3,150 1/min
Mass≈m2.4 kg5.291 lbs
Mounting dimensions3 parameters
Mounting dimensions
ParameterSymbolValue
Minimum diameter shaft shoulderda min129 mm5.079 in
Maximum diameter of housing shoulderDa max171 mm6.732 in
Maximum fillet radiusra max2 mm0.079 in
Dimensions9 parameters
Dimensions
ParameterSymbolValue
Minimum chamfer dimensionrmin2 mm0.079 in
Shoulder diameter outer ringD1159.15 mm6.266 in
Shoulder diameter inner ringd1141.3 mm5.563 in
Distance between the apexes of the pressure conesa105 mm4.134 in
Hight retaining slotan6.5 mm0.256 in
Width retaining slotbn6.5 mm0.256 in
Radius retaining slotrn0.5 mm0.02 in
Angle retaining slot45 °
Contact angleα35 °
Temperature range2 parameters
Temperature range
ParameterSymbolValue
Operating temperature min.Tmin-30 °C-22 °F
Operating temperature max.Tmax150 °C302 °F
Capabilities & suitability7 parameters
Capabilities & suitability
ParameterSymbolValue
Radial load capacityYes
Axial load capacity in one directionYes
Axial load capacity in both directionsYes
Suitable for grease lubricationYes
Suitable for oil lubricationYes
Unsealed designYes
CurrentinsulatedYes
Manufacturer Identity6 parameters
Manufacturer Identity
ParameterSymbolValue
Schaeffler Product Code366393
BrandFAG
Base TypeHCQJ1024
SAP material number0856921150040
Base product230508AD41
Mounting Manager IDHCQJ1024-N2-MPA-C4
Product Identity2 parameters
Product Identity
ParameterSymbolValue
ConstructionFour point contact bearing HCQJ..-N2-MPA, Hybrid bearing, holding grooves, solid brass cage
Short DescriptionFour-point contact bearing
Technical Data22 parameters
Technical Data
ParameterSymbolValue
Bore Diameter (D)120 mm
Outside Diameter (D)180 mm
Width (B)28 mm
Basic Dynamic Load Rating, Radial (Cr)149,000 N
Basic Static Load Rating, Radial (C0R)191,000 N
Operating Temperature Min. (Tmin)-30 °C
Limiting Speed (Ng)7,800 1/min
Operating Temperature Max. (Tmax)150 °C
Reference Speed (Nϑr)3,150 1/min
Angle Retaining Slot (Angle Retain)45 °
Hight Retaining Slot (An)6.5 mm
Radius Retaining Slot (Rn)0.5 mm
Fatigue Load Limit, Radial (Cur)6,200 N
Minimum Diameter Shaft Shoulder (Da Min)129 mm
Shoulder Diameter Inner Ring (D1)141.3 mm
Maximum Diameter Of Housing Shoulder (Da Max)171 mm
Minimum Chamfer Dimension (Rmin)2 mm
Maximum Fillet Radius (Ra Max)2 mm
Shoulder Diameter Outer Ring (D1)159.15 mm
Contact Angle (Α)35 °
Distance Between The Apexes Of The Pressure Cones (A)105 mm
Width Retaining Slot (Bn)6.5 mm

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 HCQJ1024-N2-MPA-C4
Document matching
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