SIFT BEARING STORE CATALOG

21309-E1-XL-KFAGSpherical Roller

21309-E1-XL-K is a FAG spherical roller bearing, bore 45 mm, O.D. 100 mm, width 25 mm. Dimensions, drawing, interchanges and price.

Tapered boreX-life
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Bore d45mm
Outside dia. D100mm
Width B25mm
Dynamic Cr129kN
Static C0r130kN
Limiting speed9,000rpm
Weight0.999kg
Cr / C0r0.99
Mean dia. dm72.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 756

21309-E1-XL-K FAG Spherical Roller bearing catalogue drawing

Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.

Scale cross-section

DdBOutside dia. D100 mmBore d45 mmWidth B25 mm

Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.

Dimension table (mm / inch)

SymbolDimensionmminch
dBore diameter451.7717
DOutside diameter1003.937
BInner-ring / bearing width250.9843
rChamfer (min)1.50.0591

Notes

Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.

Main dimensions

Bore d (mm)45
Outside dia. D (mm)100
Width B (mm)25
Inner-ring shoulder dia. D1 (mm)89.8

Load ratings & speeds

Basic dynamic load rating Cr (lbs)29000
Basic static load rating Cor (lbs)29225
Basic dynamic load rating Cr (N)129000
Basic static load rating C0r (N)130000
Fatigue limit load Cur (N)17300
Factor e0.21
Factor Y03.1
Limiting speed nG (rpm)9,000
Reference speed nB (rpm)4,750

Weight

Weight (kg)0.999

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)1.5
Shaft shoulder da (mm)54
Shaft shoulder db (mm)50
Housing shoulder Da (mm)91
Housing fillet ra max (mm)1.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
432,250102564
621,5003922,181
816,1251,0245,689
1012,9002,15411,969
158,6008,32346,241

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 129,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandFAG
Source catalogueFAG / Schaeffler Rolling Bearings HR 1
Catalogue pagep.756 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1309NSKBall45100258,540 lbs0.993
6309NSKBall451002511,900 lbs0.835
7309BNSKBall451002512,300 lbs0.875
BL309NSKBall451002514,700 lbs0.88
309NSKCylindrical Roller451002516,600 lbs0.88
NU309ENSKCylindrical Roller4510025120 kN1.01
21309EAE4NSKSpherical Roller4510025149 kN0.96
HR30309NSKTapered Roller4510025138 kN1.01
HR30309CNSKTapered Roller451002523,200 lbs0.984
HR30309JNSKTapered Roller451002525,200 lbs1.012

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1309-K-TVH-C3FAGBall451002538.5 kN0.939
1309-TVHFAGBall451002538.5 kN0.953
6309FAGBall451002553 kN0.849
6309-2RSRFAGBall451002553 kN0.867
6309-2ZFAGBall451002553 kN0.869
6309-CFAGBall451002558 kN0.83
6309-C-2BRSFAGBall451002558 kN0.85
6309-C-2HRSFAGBall451002558 kN0.85

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
21309-E1-XLFAGSpherical Roller4510025129 kN0.999

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
20209-K-TVP-C3FAGSpherical Roller45851952 kN0.433
20209-TVPFAGSpherical Roller45851952 kN0.441
20309-TVPFAGSpherical Roller451002587 kN0.914
22209-E1-XLFAGSpherical Roller458523104 kN0.589
22209-E1-XL-KFAGSpherical Roller458523104 kN0.577
22309-E1-XLFAGSpherical Roller4510036187 kN1.39
22309-E1-XL-KFAGSpherical Roller4510036187 kN1.4
22309-E1-XL-K-T41AFAGSpherical Roller4510036187 kN1.4

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