HR30215J is a NSK tapered roller bearing, bore 75 mm, O.D. 130 mm, width 25 mm, dynamic rating 32,100 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
75
2.9528
D
Outside diameter
130
5.1181
B
Inner-ring / bearing width
25
0.9843
T
Overall assembly width
27.25
1.0728
C
Cup / outer-ring width
22
0.8661
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)
75
Bore d (in)
2.9528
Outside dia. D (mm)
130
Outside dia. D (in)
5.1181
Width B (mm)
25
Width B (in)
0.9843
Overall width T (mm)
27.25
Overall width T (in)
1.0728
Cup width C (mm)
22
Cup width C (in)
0.8661
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
32100
Basic static load rating Cor (lbs)
40900
Limiting speed - grease (rpm)
2,800
Limiting speed - oil (rpm)
3,800
Weight
Weight (kg)
1.429
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.06
Shaft shoulder da min (in)
3.425
Housing shoulder Da max (in)
4.764
Shaft shoulder db max (in)
3.346
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 900 rpm
4
35,697
102
1,881
6
23,798
392
7,268
8
17,848
1,024
18,963
10
14,279
2,154
39,897
15
9,519
8,323
154,138
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 142,788 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.
