HR30214J is a NSK tapered roller bearing, bore 70 mm, O.D. 125 mm, width 24 mm, dynamic rating 29,700 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 105
Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.
Scale cross-section
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)
Symbol
Dimension
mm
inch
d
Bore diameter
70
2.7559
D
Outside diameter
125
4.9213
B
Inner-ring / bearing width
24
0.9449
T
Overall assembly width
26.25
1.0335
C
Cup / outer-ring width
21
0.8268
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)
125
Outside dia. D (in)
4.9213
Width B (mm)
24
Width B (in)
0.9449
Overall width T (mm)
26.25
Overall width T (in)
1.0335
Cup width C (mm)
21
Cup width C (in)
0.8268
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
29700
Basic static load rating Cor (lbs)
36600
Limiting speed - grease (rpm)
2,800
Limiting speed - oil (rpm)
4,000
Weight
Weight (kg)
1.302
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.06
Shaft shoulder da min (in)
3.228
Housing shoulder Da max (in)
4.567
Shaft shoulder db max (in)
3.189
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 900 rpm
4
33,028
102
1,881
6
22,019
392
7,268
8
16,514
1,024
18,963
10
13,211
2,154
39,897
15
8,807
8,323
154,138
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 132,112 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.
Source & traceability
Brand
NSK
Source catalogue
NSK inch product catalogue
Catalogue page
p.107 (dimensions) / p.108 (ratings)
Dimensions in inches and millimetres, load ratings in lbs.
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.
