SIFT BEARING STORE CATALOG

31312-XLFAGTapered Roller

31312-XL is a FAG tapered roller bearing, bore 60 mm, O.D. 130 mm, width 31 mm, dynamic rating 173 kN. Dimensions, drawing, interchanges and price.

X-life
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Bore d60mm
Outside dia. D130mm
Width B31mm
Dynamic Cr173kN
Static C0r169kN
Limiting speed6,000rpm
Weight1.94kg
Cr / C0r1.02
Mean dia. dm95mm

Original catalogue drawing - FAG Schaeffler HR 1, page 594

31312-XL 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. D130 mmBore d60 mmWidth B31 mmCup width C22 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 diameter602.3622
DOutside diameter1305.1181
BInner-ring / bearing width311.2205
TOverall assembly width33.51.3189
CCup / outer-ring width220.8661

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)60
Outside dia. D (mm)130
Width B (mm)31
Overall width T (mm)33.5
Cup width C (mm)22
Inner-ring OD d1 (mm)96.2

Load ratings & speeds

Basic dynamic load rating Cr (lbs)38892
Basic static load rating Cor (lbs)37993
Basic dynamic load rating Cr (N)173000
Basic static load rating C0r (N)169000
Basic dynamic axial rating Ca (N)5
Fatigue limit load Cur (N)25500
Factor e0.83
Factor Y0.73
Factor Y00.4
Limiting speed nG (rpm)6,000
Reference speed nB (rpm)3,800
Effective load centre a (mm)41

Weight

Weight (kg)1.94

Mounting dimensions (fillets / shoulders)

Chamfer r2 min (mm)3
Shaft shoulder da (mm)73
Shaft shoulder db (mm)72
Housing shoulder Da (mm)103
Housing shoulder Db (mm)123
Housing fillet ra max (mm)3
Fillet rb max (mm)2.5

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 2,000 rpm
443,250102847
628,8333923,271
821,6251,0248,533
1017,3002,15417,954
1511,5338,32369,362

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 173,000 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.594 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1312NSKBall601303112,800 lbs2.032
6312NSKBall601303118,400 lbs1.701
7312BNSKBall601303119,100 lbs2
BL312NSKBall601303122,700 lbs1.846
312NSKCylindrical Roller601303127,700 lbs2.041
NU312NSKCylindrical Roller6013031152 kN1.82
NU312ENSKCylindrical Roller6013031184 kN2.06
21312EAE4NSKSpherical Roller6013031238 kN1.98
HR30312NSKTapered Roller6013031214 kN2.03
HR30312JNSKTapered Roller601303139,100 lbs2.032

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1312-K-TVH-C3FAGBall601303158 kN1.94
1312-TVHFAGBall601303158 kN1.97
6312FAGBall601303181.5 kN1.75
6312-2RSRFAGBall601303181.5 kN1.79
6312-2ZFAGBall601303181.5 kN1.79
6312-CFAGBall601303189 kN1.71
6312-C-2BRSFAGBall601303189 kN1.75
6312-C-2HRSFAGBall601303189 kN1.75

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
31312-AFAGTapered Roller6013031147 kN1.94
31312-A-N11CA-A80-120FAGTapered Roller60130None250 kN4.2

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30212-AFAGTapered Roller6011022102 kN0.919
30212-XLFAGTapered Roller6011022122 kN0.95
30212-XL-DF-A100-140FAGTapered Roller60110None210 kN1.97
30312-AFAGTapered Roller6013031176 kN2.02
30312-XLFAGTapered Roller6013031208 kN2.03
32012-XFAGTapered Roller60952380 kN0.614
32012-X-XLFAGTapered Roller60952397 kN0.61
32212-AFAGTapered Roller6011028133 kN1.18

Request a quotation for 31312-XL

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.