SIFT BEARING STORE CATALOG

SL185056-TBFAGCylindrical Roller

SL185056-TB is a FAG cylindrical roller bearing, bore 280 mm, O.D. 420 mm, width 190 mm. Dimensions, drawing, interchanges and price.

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Bore d280mm
Outside dia. D420mm
Width B190mm
Dynamic Cr2850kN
Static C0r5300kN
Limiting speed900rpm
Weight88kg
Cr / C0r0.54
Mean dia. dm350mm

Original catalogue drawing - FAG Schaeffler HR 1, page 546

SL185056-TB FAG Cylindrical 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. D420 mmBore d280 mmWidth B190 mmCup width C95 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 diameter28011.0236
DOutside diameter42016.5354
BInner-ring / bearing width1907.4803
CCup / outer-ring width953.7402
rChamfer (min)40.1575
ERoller-set outside dia.390.315.3661

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)280
Outside dia. D (mm)420
Width B (mm)190
Cup width C (mm)95
Inner-ring OD d1 (mm)318.3
Inner-ring shoulder dia. D1 (mm)374.1
Dimension E (mm)390.3
Dimension s (mm)11.3

Load ratings & speeds

Basic dynamic load rating Cr (lbs)640705
Basic static load rating Cor (lbs)1191487
Basic dynamic load rating Cr (N)2.85e+06
Basic static load rating C0r (N)5.3e+06
Fatigue limit load Cur (N)590000
Limiting speed nG (rpm)900
Reference speed nB (rpm)460

Weight

Weight (kg)88.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)4
Shaft shoulder dc (mm)318
Housing shoulder Da (mm)374.5
Housing shoulder Db (mm)390
Housing fillet ra max (mm)4

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 300 rpm
4712,5001025,644
6475,00039221,805
8356,2501,02456,889
10285,0002,154119,691
15190,0008,323462,415

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 2,850,000 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.546 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NNCF5056VNSKCylindrical Roller2804201903400 kN87.7

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
SL045056-D-PPFAGCylindrical Roller2804201902600 kN7.3
SL045056-PPFAGCylindrical Roller2804201902600 kN90

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
LSL192356FAGCylindrical Roller2805801753700 kN206.6
LSL192356-TBFAGCylindrical Roller2805801753700 kN206.6
NJ356-E-M1FAGCylindrical Roller2805801082160 kN149
NJ356-E-TB-M1FAGCylindrical Roller2805801082180 kN149
NN3056-AS-K-M-SPFAGCylindrical Roller2804201061080 kN49.7
NU1056-M1FAGCylindrical Roller28042065680 kN31.4
NU2256-E-M1FAGCylindrical Roller2805001302280 kN114
NU2256-E-TB-M1FAGCylindrical Roller2805001302270 kN114

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