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ParameterSKF6181050 × 65 × 7 mmFAG6181050 × 65 × 7 mm
Comparable specifications
BrandSKFFAG
Designation6181061810
Product familyDeep groove ball bearings—
Detailed typeDeep groove ball bearingsDeep groove ball bearings
Bore diameterd50 mm50 mm
Outside diameterD65 mm65 mm
WidthB7 mm7 mm
Basic dynamic load ratingC5.4 kN7.2 kN
Basic static load ratingC04.15 kN6.3 kN
Fatigue load limitPu0.176 kN0.44 kN
Reference speednref20000 r/min6400 r/min
Limiting speednG13000 r/min15100 r/min
Mass≈m0.052 kg0.054 kg
Precision classP6PN — Normal (ISO 492:2023)
Internal clearanceCNCN (Group N) — Normal internal clearance
SealingWithoutWithout — Not sealed
CageSheet metalJN — Steel sheet metal
Bearing materialBearing steel—
LubricantNoneWithout — Bearing not greased
Minimum operating temperatureTmin—-30 °C
Maximum operating temperatureTmax—120 °C
Calculation factors
Calculation factorf0—16
Capabilities & suitability
Radial load capacity—Yes
Axial load capacity in one direction—Yes
Axial load capacity in both directions—Yes
Suitable for grease lubrication—Yes
Suitable for oil lubrication—Yes
Unsealed design—Yes
Dimensions
Minimum chamfer dimensionrmin—0.3 mm
Minimum chamfer dimensionrmin—0.012 in
Shoulder diameter outer ringD1—60.05 mm
Shoulder diameter outer ringD1—2.364 in
Shoulder diameter inner ringd1—55.1 mm
Shoulder diameter inner ringd1—2.169 in
Engineering — Abutment dimensions
Diameter of shaft abutmentd amin. 52 mm—
Diameter of housing abutmentD amax. 63 mm—
Radius of shaft or housing filletr amax. 0.3 mm—
Engineering — Calculation data
Minimum load factork r0.02—
Calculation factorf 011.4—
Engineering — Dimensions
Deviation limits of mid-range bore diametert Δdmp-0.01 to 0 mm—
Deviation limits of mid-range outside diametert ΔDmp-0.011 to 0 mm—
Deviation limits of ring widtht ΔBs-0.12 to 0 mm—
Shoulder diameterd 1≈ 60.4 mm—
Chamfer dimensionr 1,2min. 0.3 mm—
ISO tolerance class for dimensionsP6—
Engineering — Tolerances of run-out
Range of section height at inner ring of assembled bearingt Kia10 µm—
Range of section height at outer ring of assembled bearingt Kea13 µm—
ISO tolerance class for geometrical tolerancesP6—
Logistics
Product net weight0.052 kg—
eClass code23-05-08-01—
UNSPSC code31171504—
Main Dimensions & Performance Data
Basic dynamic load rating, radialCr—7,200 N
Basic dynamic load rating, radialCr—1,618.705 lbf
Basic static load rating, radialC0r—6,300 N
Basic static load rating, radialC0r—1,416.367 lbf
Fatigue load limit, radialCur—440 N
Fatigue load limit, radialCur—98.921 lbf
Manufacturer Identity
Schaeffler Product Code—2873433
Base Type—61810
Gpsd Group—S02
Product Line Id—14
SAP material number—0384488660000
Base product—2305080101
Bearing X designation—61810
Mounting Manager ID—61810
Grease application ID—61810
Mounting dimensions
Minimum diameter shaft shoulderda min—52 mm
Minimum diameter shaft shoulderda min—2.047 in
Maximum diameter of housing shoulderDa max—63 mm
Maximum diameter of housing shoulderDa max—2.48 in
Maximum fillet radiusra max—0.3 mm
Maximum fillet radiusra max—0.012 in
Product characteristics
Type of SealWithout—Not sealed
Tolerance classPN—Normal (ISO 492:2023)
Dimensional / heat stabilizationSN—Rings dimensional stabilized up to 120°
Radial internal clearanceCN (Group N)—Normal internal clearance
Bore typeZ—Cylindrical
Product identity
Official product categoryDeep groove ball bearings—
Official taxonomy path/products/rolling-bearings/ball-bearings/deep-groove-ball-bearings—
Structure group IDBB1_001_101—
Available from SKFYes—
RemanufacturableNo—
Product Identity
Construction—Deep groove ball bearing 618, single row, steel sheet metal cage
Short Description—Deep groove ball bearing
Properties
Filling slotsWithout—
Number of rows1—
Locating feature, bearing outer ringWithout—
Bore typeCylindrical—
Matched arrangementNo—
Radial internal clearanceCN—
Material, bearingBearing steel—
CoatingWithout—
Relubrication featureWithout—
Indicative carbon footprint for new product0.19 kg CO 2 e—
Technical Data
Bore Diameter (D)—50 mm
Outside Diameter (D)—65 mm
Width (B)—7 mm
Basic Dynamic Load Rating, Radial (Cr)—7,200 N
Basic Static Load Rating, Radial (C0R)—6,300 N
Operating Temperature Min. (Tmin)—-30 °C
Limiting Speed (Ng)—15,100 1/min
Operating Temperature Max. (Tmax)—120 °C
Reference Speed (Nϑr)—6,400 1/min
Calculation Factor (F0)—16
Fatigue Load Limit, Radial (Cur)—440 N
Minimum Diameter Shaft Shoulder (Da Min)—52 mm
Shoulder Diameter Inner Ring (D1)—55.1 mm
Maximum Diameter Of Housing Shoulder (Da Max)—63 mm
Minimum Chamfer Dimension (Rmin)—0.3 mm
Maximum Fillet Radius (Ra Max)—0.3 mm
Shoulder Diameter Outer Ring (D1)—60.05 mm
Temperature range
Operating temperature min.Tmin—-30 °C
Operating temperature min.Tmin—-22 °F
Operating temperature max.Tmax—120 °C
Operating temperature max.Tmax—248 °F

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