Original catalogue drawing - NSK catalogue, page 91
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
160
6.2992
D
Outside diameter
220
8.6614
B
Inner-ring / bearing width
45
1.7717
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)
160
Bore d (in)
6.2992
Outside dia. D (mm)
220
Outside dia. D (in)
8.6614
Width B (mm)
45
Width B (in)
1.7717
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
81000
Basic static load rating Cor (lbs)
152000
Limiting speed - grease (rpm)
1,400
Limiting speed - oil (rpm)
1,800
Weight
Weight (kg)
4.89
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.078
Shaft shoulder da min (in)
6.69
Shaft shoulder da max (in)
6.86
Housing shoulder Da min (in)
7.98
Housing shoulder Da max (in)
8.27
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 400 rpm
4
90,076
102
4,233
6
60,051
392
16,354
8
45,038
1,024
42,667
10
36,031
2,154
89,768
15
24,020
8,323
346,811
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 360,306 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.93 (dimensions) / p.94 (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.
