226 is a NSK cylindrical roller bearing, bore 130 mm, O.D. 230 mm, width 40 mm, dynamic rating 58,100 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 53
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
130
5.1181
D
Outside diameter
230
9.0551
B
Inner-ring / bearing width
40
1.5748
Notes
Cylindrical roller entries from the NSK inch catalogue are series numbers covering the N / NU / NJ / NUP / NH prefixes of the same size. 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)
130
Bore d (in)
5.1181
Outside dia. D (mm)
230
Outside dia. D (in)
9.0551
Width B (mm)
40
Width B (in)
1.5748
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
58100
Basic static load rating Cor (lbs)
72600
Limiting speed - grease (rpm)
2,600
Limiting speed - oil (rpm)
3,200
Weight
Weight (kg)
6.35
Mounting dimensions (fillets / shoulders)
Fillet ra max (in)
0.099
Fillet rb max (in)
0.098
Shaft shoulder da min (in)
5.669
Housing shoulder Da max (in)
8.543
Shaft shoulder db min (in)
5.630
Shaft shoulder db max (in)
5.984
Housing shoulder Db min (in)
8.189
Housing shoulder Db max (in)
8.543
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 800 rpm
4
64,610
102
2,117
6
43,074
392
8,177
8
32,305
1,024
21,333
10
25,844
2,154
44,884
15
17,229
8,323
173,406
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 258,442 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.55 (dimensions) / p.56 (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.
