SIFT BEARING STORE CATALOG

HR32228NSKTapered Roller

HR32228 is a NSK tapered roller bearing, bore 140 mm, O.D. 250 mm, width 68 mm, dynamic rating 750 kN. Dimensions, drawing, interchanges and price.

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Bore d140mm
Outside dia. D250mm
Width B68mm
Dynamic Cr750kN
Static C0r915kN
Limiting speed1,400rpm
Weight14.3kg
Cr / C0r0.82
Mean dia. dm195mm

Original catalogue drawing - NSK E1103, page 268

HR32228 NSK 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. D250 mmBore d140 mmWidth B68 mmCup width C58 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 diameter1405.5118
DOutside diameter2509.8425
BInner-ring / bearing width682.6772
TOverall assembly width71.752.8248
CCup / outer-ring width582.2835
rChamfer (min)30.1181

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)140
Outside dia. D (mm)250
Width B (mm)68
Overall width T (mm)71.75
Cup width C (mm)58

Load ratings & speeds

Basic dynamic load rating Cr (lbs)168607
Basic static load rating Cor (lbs)205700
Basic dynamic load rating Cr (N)750000
Basic static load rating C0r (N)915000
Limiting speed - grease (rpm)1,400
Effective load centre a (mm)4

Weight

Weight (kg)14.3

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)3

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 400 rpm
4187,5001024,233
6125,00039216,354
893,7501,02442,667
1075,0002,15489,768
1550,0008,323346,811

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 750,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandNSK
Source catalogueNSK CAT. No. E1103 (metric)
Catalogue pagep.268 (dimensions)

Load ratings in newtons, weights in kg, limiting speeds for grease and oil lubrication.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
NJ2228-E-M1FAGCylindrical Roller14025068670 kN14.7
NJ2228-E-XL-M1FAGCylindrical Roller14025068670 kN14.7
NU2228-E-M1FAGCylindrical Roller14025068670 kN14.5
NU2228-E-XL-M1FAGCylindrical Roller14025068670 kN14.5
NUP2228-E-M1FAGCylindrical Roller14025068670 kN16.8
NUP2228-E-XL-M1FAGCylindrical Roller14025068670 kN16.8
SL182228FAGCylindrical Roller14025068720 kN14.47
22228-E1-XLFAGSpherical Roller14025068870 kN14.1
22228-E1-XL-KFAGSpherical Roller14025068870 kN13.7
32228-AFAGTapered Roller14025068650 kN14

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
2228NSKCylindrical Roller14025068100,000 lbs13.154
NU2228ENSKCylindrical Roller14025068675 kN15.2
22228CAME4NSKSpherical Roller14025068151,000 lbs13.821
22228CDE4NSKSpherical Roller14025068145,000 lbs14.324
HR32228JNSKTapered Roller14025068137,000 lbs14.256

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
30328NSKTapered Roller14030062135,000 lbs20.103
32328NSKTapered Roller140300102221,000 lbs33.906
HR30228NSKTapered Roller14025042480 kN8.74
HR30228JNSKTapered Roller1402504287,700 lbs8.741
HR30328NSKTapered Roller14030062910 kN21.1
HR31328NSKTapered Roller14030070855 kN23.1
HR31328JNSKTapered Roller14030062124,800 lbs23.224
HR32028NSKTapered Roller14021045400 kN5.32

Request a quotation for HR32228

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.

Online enquiry formrichard@bearingsfit.com