Original catalogue drawing - NSK catalogue, page 39
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
110
4.3307
D
Outside diameter
240
9.4488
B
Inner-ring / bearing width
50
1.9685
r
Chamfer (min)
2.489
0.098
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)
110
Bore d (in)
4.3307
Outside dia. D (mm)
240
Outside dia. D (in)
9.4488
Width B (mm)
50
Width B (in)
1.9685
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
45200
Basic static load rating Cor (lbs)
44300
Limiting speed - grease (rpm)
2,200
Limiting speed - oil (rpm)
3,000
Weight
Weight (kg)
11.113
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.098
Shaft shoulder da min (in)
4.882
Housing shoulder Da max (in)
8.898
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 700 rpm
4
50,265
64
1,524
6
33,510
216
5,143
8
25,132
512
12,190
10
20,106
1,000
23,810
15
13,404
3,375
80,357
Basic rating life per ISO 281: L10 = (C/P)3 with C = 201,060 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.41 (dimensions) / p.42 (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.
