22308HE4 is a NSK spherical roller bearing, bore 40 mm, O.D. 90 mm, width 33 mm, dynamic rating 30,500 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 75
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
40
1.5748
D
Outside diameter
90
3.5433
B
Inner-ring / bearing width
33
1.2992
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)
40
Bore d (in)
1.5748
Outside dia. D (mm)
90
Outside dia. D (in)
3.5433
Width B (mm)
33
Width B (in)
1.2992
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
30500
Basic static load rating Cor (lbs)
34000
Limiting speed - grease (rpm)
4,500
Limiting speed - oil (rpm)
6,000
Weight
Weight (kg)
0.948
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.059
Shaft shoulder da min (in)
1.93
Shaft shoulder da max (in)
2.06
Housing shoulder Da min (in)
3.03
Housing shoulder Da max (in)
3.19
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 1,500 rpm
4
33,918
102
1,129
6
22,612
392
4,361
8
16,959
1,024
11,378
10
13,567
2,154
23,938
15
9,045
8,323
92,483
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 135,671 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.77 (dimensions) / p.78 (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.
