SIFT BEARING STORE CATALOG

30310-AFAGTapered Roller

30310-A is a FAG tapered roller bearing, bore 50 mm, O.D. 110 mm, width 27 mm, dynamic rating 130 kN. Dimensions, drawing, interchanges and price.

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Bore d50mm
Outside dia. D110mm
Width B27mm
Dynamic Cr130kN
Static C0r148kN
Limiting speed6,300rpm
Weight1.27kg
Cr / C0r0.88
Mean dia. dm80mm

Original catalogue drawing - FAG Schaeffler HR 1, page 478

30310-A FAG Tapered 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. D110 mmBore d50 mmWidth B27 mmCup width C23 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 diameter501.9685
DOutside diameter1104.3307
BInner-ring / bearing width271.063
TOverall assembly width29.251.1516
CCup / outer-ring width230.9055

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)50
Outside dia. D (mm)110
Width B (mm)27
Overall width T (mm)29.25
Cup width C (mm)23
Inner-ring OD d1 (mm)77.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)29225
Basic static load rating Cor (lbs)33272
Basic dynamic load rating Cr (N)130000
Basic static load rating C0r (N)148000
Basic dynamic axial rating Ca (N)4
Fatigue limit load Cur (N)17600
Factor e0.35
Factor Y1.74
Factor Y00.96
Limiting speed nG (rpm)6,300
Reference speed nB (rpm)4,800
Effective load centre a (mm)23

Weight

Weight (kg)1.27

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)2.5
Shaft shoulder da (mm)65
Shaft shoulder db (mm)60
Housing shoulder Da (mm)100
Housing shoulder Db (mm)102
Housing fillet ra max (mm)2.5
Fillet rb max (mm)2

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 2,100 rpm
432,500102806
621,6673923,115
816,2501,0248,127
1013,0002,15417,099
158,6678,32366,059

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 130,000 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.478 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1310NSKBall50110279,330 lbs1.288
6310NSKBall501102713,900 lbs1.098
7310BNSKBall501102714,400 lbs1.148
BL310NSKBall501102717,200 lbs1.139
310NSKCylindrical Roller501102719,500 lbs1.134
NU310ENSKCylindrical Roller5011027135 kN1.3
HR30310CNSKTapered Roller501102726,800 lbs1.252
HR30310JNSKTapered Roller501102729,200 lbs1.279
HR31310JNSKTapered Roller501102725,600 lbs1.256
7310NSKPrecision / Angular Contact501102781.5 kN1.1

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1310-K-TVH-C3FAGBall501102742 kN1.52
1310-TVHFAGBall501102742 kN1.54
6310FAGBall501102762 kN1.1
6310-2RSRFAGBall501102762 kN1.12
6310-2ZFAGBall501102762 kN1.12
6310-CFAGBall501102768 kN1.1
6310-C-2BRSFAGBall501102768 kN1.1
6310-C-2HRSFAGBall501102768 kN1.12

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30210-AFAGTapered Roller50902079 kN0.603
30210-XLFAGTapered Roller50902094 kN0.564
31310-AFAGTapered Roller5011027109 kN1.23
31310-A-N11CA-A60-100FAGTapered Roller50110None187 kN2.9
31310-XLFAGTapered Roller5011027131 kN1.25
32010-XFAGTapered Roller50802062 kN0.384
32010-X-XLFAGTapered Roller50802075 kN0.39
32210-AFAGTapered Roller50902387 kN0.602

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