426 is a NSK cylindrical roller bearing, bore 130 mm, O.D. 340 mm, width 78 mm, dynamic rating 185,000 lbs. Dimensions, drawing, interchanges and price.
Original catalogue drawing - NSK catalogue, page 57
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
340
13.3858
B
Inner-ring / bearing width
78
3.0709
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)
340
Outside dia. D (in)
13.3858
Width B (mm)
78
Width B (in)
3.0709
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
185000
Basic static load rating Cor (lbs)
215000
Limiting speed - grease (rpm)
1,800
Limiting speed - oil (rpm)
2,200
Weight
Weight (kg)
39.463
Mounting dimensions (fillets / shoulders)
Fillet ra max (in)
0.157
Fillet rb max (in)
0.157
Shaft shoulder da min (in)
--
Housing shoulder Da max (in)
12.598
Shaft shoulder db min (in)
5.906
Shaft shoulder db max (in)
7.087
Housing shoulder Db min (in)
--
Housing shoulder Db max (in)
--
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 600 rpm
4
205,730
102
2,822
6
137,153
392
10,903
8
102,865
1,024
28,444
10
82,292
2,154
59,845
15
54,861
8,323
231,207
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 822,921 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.59 (dimensions) / p.60 (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.
