Original catalogue drawing - NSK catalogue, page 219
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
90
3.5433
D
Outside diameter
140
5.5118
B
Inner-ring / bearing width
22.5
0.8858
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)
90
Bore d (in)
3.5433
Outside dia. D (mm)
140
Outside dia. D (in)
5.5118
Width B (mm)
22.5
Width B (in)
0.8858
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
11240
Basic static load rating Cor (lbs)
23605
Limiting speed - grease (rpm)
700
Limiting speed - oil (rpm)
400
Preload (lbs)
119.15
Weight
Weight (kg)
1.197
Mounting dimensions (fillets / shoulders)
Fillet rb (in)
0.03937
Shaft shoulder da (in)
3.8976
Housing shoulder Db max (in)
5.2756
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 200 rpm
4
12,500
64
5,333
6
8,333
216
18,000
8
6,250
512
42,667
10
5,000
1,000
83,333
15
3,333
3,375
281,250
Basic rating life per ISO 281: L10 = (C/P)3 with C = 49,998 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.219 (dimensions) / p.220 (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.
