SIFT BEARING STORE CATALOG

HCB71918-C-T-P4SFAGPrecision / Angular Contact

HCB71918-C-T-P4S is a FAG precision / angular contact bearing, bore 90 mm, O.D. 125 mm, width 18 mm. Dimensions, drawing, interchanges and price.

High precision classHybrid ceramic balls
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Bore d90mm
Outside dia. D125mm
Width B18mm
Dynamic Cr31.5kN
Static C0r34kN
Limiting speed13,000rpm
Weight0.55kg
Cr / C0r0.93
Mean dia. dm107.5mm

Original catalogue drawing - FAG Schaeffler HR 1, page 298

HCB71918-C-T-P4S FAG Precision / Angular Contact 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. D125 mmBore d90 mmWidth B18 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 diameter903.5433
DOutside diameter1254.9213
BInner-ring / bearing width180.7087
rChamfer (min)1.10.0433

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)90
Outside dia. D (mm)125
Width B (mm)18

Load ratings & speeds

Basic dynamic load rating Cr (lbs)7081
Basic static load rating Cor (lbs)7644
Basic dynamic load rating Cr (N)31500
Basic static load rating C0r (N)34000
Fatigue limit load Cur (N)2460
Limiting speed nG (rpm)13,000
Effective load centre a (mm)23

Weight

Weight (kg)0.55

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)1.1
Chamfer r1 min (mm)1.1
Shaft shoulder da (mm)97
Housing shoulder Da (mm)119
Housing fillet ra max (mm)0.6
Housing fillet ra1 max (mm)0.6

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 3,000 rpm
47,87564356
65,2502161,200
83,9385122,844
103,1501,0005,556
152,1003,37518,750

Basic rating life per ISO 281: L10 = (C/P)3 with C = 31,500 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.298 (dimensions)

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

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
6918NSKBall90125187,370 lbs0.567
7918A5NSKPrecision / Angular Contact90125188,820 lbs0.558
7918CNSKPrecision / Angular Contact90125189,370 lbs0.553

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
61918FAGBall901251833.5 kN0.59
B71918-C-T-P4SFAGPrecision / Angular Contact901251845.5 kN0.558
B71918-E-T-P4SFAGPrecision / Angular Contact901251843 kN0.556
HCB71918-E-T-P4SFAGPrecision / Angular Contact901251830 kN0.55
HCS71918-C-T-P4SFAGPrecision / Angular Contact901251816.3 kN0.588
HCS71918-E-T-P4SFAGPrecision / Angular Contact901251815.6 kN0.587
HSS71918-C-T-P4SFAGPrecision / Angular Contact901251823.6 kN0.589
HSS71918-E-T-P4SFAGPrecision / Angular Contact901251822.4 kN0.588

Series variants (different suffix)

DesignationBrandTypedDB/TDyn. ratingkg
HCB71918-E-T-P4SFAGPrecision / Angular Contact901251830 kN0.55

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
3218FAGPrecision / Angular Contact9016052.4140 kN4.22
3218-B-2RS-TVHFAGPrecision / Angular Contact9016052.4142 kN4
3218-B-TVHFAGPrecision / Angular Contact9016052.4142 kN3.8
3318FAGPrecision / Angular Contact9019073245 kN9.23
3318-DA-MAFAGPrecision / Angular Contact9019073226 kN10.41
3818-B-2RS-TVHFAGPrecision / Angular Contact901151927 kN0.422
3818-B-TVHFAGPrecision / Angular Contact901151927 kN0.41
7218-B-JPFAGPrecision / Angular Contact9016030106 kN2.38

Request a quotation for HCB71918-C-T-P4S

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.