SIFT BEARING STORE CATALOG

61888-MFAGBall

61888-M is a FAG ball bearing, bore 440 mm, O.D. 540 mm, width 46 mm, dynamic rating 228 kN. Dimensions, drawing, interchanges and price.

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Bore d440mm
Outside dia. D540mm
Width B46mm
Dynamic Cr228kN
Static C0r355kN
Limiting speed2,600rpm
Weight23.8kg
Cr / C0r0.64
Mean dia. dm490mm

Original catalogue drawing - FAG Schaeffler HR 1, page 222

61888-M FAG Ball 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. D540 mmBore d440 mmWidth B46 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 diameter44017.3228
DOutside diameter54021.2598
BInner-ring / bearing width461.811
rChamfer (min)2.10.0827

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)440
Outside dia. D (mm)540
Width B (mm)46
Inner-ring OD d1 (mm)474.2
Inner-ring shoulder dia. D1 (mm)505.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)51256
Basic static load rating Cor (lbs)79807
Basic dynamic load rating Cr (N)228000
Basic static load rating C0r (N)355000
Fatigue limit load Cur (N)9400
Limiting speed nG (rpm)2,600
Reference speed nB (rpm)1,190

Weight

Weight (kg)23.8

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)2.1
Shaft shoulder da (mm)450.2
Housing shoulder Da (mm)529.8
Housing fillet ra max (mm)2.1

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 800 rpm
457,000641,333
638,0002164,500
828,50051210,667
1022,8001,00020,833
1515,2003,37570,312

Basic rating life per ISO 281: L10 = (C/P)3 with C = 228,000 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.222 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NCF1888VNSKCylindrical Roller44054046760 kN21.3

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
SL181888-EFAGCylindrical Roller44054046700 kN21.54

Request a quotation for 61888-M

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.