SIFT BEARING STORE CATALOG

30314CNSKTapered Roller

30314C is a NSK tapered roller bearing, bore 70 mm, O.D. 150 mm, width 35 mm, dynamic rating 45,200 lbs. Dimensions, drawing, interchanges and price.

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Bore d70mm
Outside dia. D150mm
Width B35mm
Dynamic Cr45,200lbs
Static C0r53,100lbs
Limiting speed2,400rpm
Weight2.812kg
Cr / C0r0.85
Mean dia. dm110mm

Original catalogue drawing - NSK catalogue, page 127

30314C 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. D150 mmBore d70 mmWidth B35 mmCup width C27 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 diameter702.7559
DOutside diameter1505.9055
BInner-ring / bearing width351.378
TOverall assembly width381.4961
CCup / outer-ring width271.063

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)70
Bore d (in)2.7559
Outside dia. D (mm)150
Outside dia. D (in)5.9055
Width B (mm)35
Width B (in)1.3780
Overall width T (mm)38.00
Overall width T (in)1.4961
Cup width C (mm)27
Cup width C (in)1.0630

Load ratings & speeds

Basic dynamic load rating Cr (lbs)45200
Basic static load rating Cor (lbs)53100
Limiting speed - grease (rpm)2,400
Limiting speed - oil (rpm)3,400

Weight

Weight (kg)2.812

Mounting dimensions (fillets / shoulders)

Chamfer r (in)0.138
Shaft shoulder da min (in)3.467
Housing shoulder Da max (in)5.433
Shaft shoulder db max (in)3.425

Bearing life (ISO 281 basic rating life)

C / PEquivalent load P (N)L10 (106 rev)L10h at 800 rpm
450,2651022,117
633,5103928,177
825,1321,02421,333
1020,1062,15444,884
1513,4048,323173,406

Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 201,060 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.

Source & traceability

BrandNSK
Source catalogueNSK inch product catalogue
Catalogue pagep.129 (dimensions) / p.130 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

DesignationBrandTypedDB/TDyn. ratingkg
1314-MFAGBall701503575 kN3.22
6314FAGBall7015035115 kN2.55
6314-2RSRFAGBall7015035115 kN2.6
6314-2ZFAGBall7015035115 kN2.6
QJ314-MPAFAGBall7015035183 kN3.29
QJ314-XL-MPAFAGBall7015035198 kN3.29
N314-E-TVP2FAGCylindrical Roller7015035242 kN2.79
N314-E-XL-TVP2FAGCylindrical Roller7015035242 kN2.79
NJ314-E-TVP2FAGCylindrical Roller7015035242 kN2.84
NJ314-E-XL-TVP2FAGCylindrical Roller7015035242 kN2.84

Same dimensions, same brand

DesignationBrandTypedDB/TDyn. ratingkg
1314NSKBall701503516,900 lbs3.08
6314NSKBall701503523,400 lbs2.499
7314BNSKBall701503524,300 lbs2.998
BL314NSKBall701503530,700 lbs2.826
314NSKCylindrical Roller701503535,400 lbs2.722
NU314NSKCylindrical Roller7015035195 kN2.75
NU314ENSKCylindrical Roller7015035252 kN3.09
21314EAE4NSKSpherical Roller7015035310 kN3

Nearby bore sizes

DesignationBrandTypedDB/TDyn. ratingkg
3200NSKTapered Roller7015035236 kN2.94
32314CNSKTapered Roller701505158,900 lbs4.06
HR30214NSKTapered Roller7012524163 kN1.3
HR30214JNSKTapered Roller701252429,700 lbs1.302
HR30314JNSKTapered Roller701503551,000 lbs3.03
HR31314JNSKTapered Roller701503543,200 lbs2.939
HR32014XJNSKTapered Roller7011025104,000 lbs0.871
HR32214NSKTapered Roller7012531194 kN1.66

Request a quotation for 30314C

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