HR30218J is a NSK tapered roller bearing, bore 90 mm, O.D. 160 mm, width 30 mm, dynamic rating 45,200 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
90
3.5433
D
Outside diameter
160
6.2992
B
Inner-ring / bearing width
30
1.1811
T
Overall assembly width
32.5
1.2795
C
Cup / outer-ring width
26
1.0236
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
Bore d (in)
3.5433
Outside dia. D (mm)
160
Outside dia. D (in)
6.2992
Width B (mm)
30
Width B (in)
1.1811
Overall width T (mm)
32.5
Overall width T (in)
1.2795
Cup width C (mm)
26
Cup width C (in)
1.0236
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
45200
Basic static load rating Cor (lbs)
57600
Limiting speed - grease (rpm)
2,200
Limiting speed - oil (rpm)
3,000
Weight
Weight (kg)
2.599
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.08
Shaft shoulder da min (in)
4.134
Housing shoulder Da max (in)
5.906
Shaft shoulder db max (in)
4.055
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 700 rpm
4
50,265
102
2,419
6
33,510
392
9,345
8
25,132
1,024
24,381
10
20,106
2,154
51,296
15
13,404
8,323
198,178
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
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.
