HR30320J is a NSK tapered roller bearing, bore 100 mm, O.D. 215 mm, width 47 mm, dynamic rating 95,500 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 107
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
100
3.937
D
Outside diameter
215
8.4646
B
Inner-ring / bearing width
47
1.8504
T
Overall assembly width
51.5
2.0276
C
Cup / outer-ring width
39
1.5354
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)
100
Bore d (in)
3.9370
Outside dia. D (mm)
215
Outside dia. D (in)
8.4646
Width B (mm)
47
Width B (in)
1.8504
Overall width T (mm)
51.5
Overall width T (in)
2.0276
Cup width C (mm)
39
Cup width C (in)
1.5354
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
95500
Basic static load rating Cor (lbs)
118000
Limiting speed - grease (rpm)
1,720
Limiting speed - oil (rpm)
2,340
Weight
Weight (kg)
8.41
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.10
Shaft shoulder da min (in)
4.646
Housing shoulder Da max (in)
7.913
Shaft shoulder db max (in)
5.039
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 500 rpm
4
106,201
102
3,386
6
70,801
392
13,083
8
53,101
1,024
34,133
10
42,481
2,154
71,814
15
28,320
8,323
277,449
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 424,805 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.109 (dimensions) / p.110 (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.
