HR33114J is a NSK tapered roller bearing, bore 70 mm, O.D. 120 mm, width 37 mm, dynamic rating 39,800 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 121
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
120
4.7244
B
Inner-ring / bearing width
37
1.4567
T
Overall assembly width
37
1.4567
C
Cup / outer-ring width
29
1.1417
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)
120
Outside dia. D (in)
4.7244
Width B (mm)
37
Width B (in)
1.4567
Overall width T (mm)
37
Overall width T (in)
1.4567
Cup width C (mm)
29
Cup width C (in)
1.1417
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
39800
Basic static load rating Cor (lbs)
58900
Limiting speed - grease (rpm)
3,000
Limiting speed - oil (rpm)
4,000
Weight
Weight (kg)
1.71
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.06
Shaft shoulder da min (in)
3.228
Shaft shoulder db max (in)
3.110
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 1,000 rpm
4
44,260
102
1,693
6
29,507
392
6,542
8
22,130
1,024
17,067
10
17,704
2,154
35,907
15
11,803
8,323
138,724
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 177,039 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.123 (dimensions) / p.124 (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.
