Original catalogue drawing - NSK catalogue, page 111
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
220
8.6614
D
Outside diameter
340
13.3858
B
Inner-ring / bearing width
76
2.9921
T
Overall assembly width
76
2.9921
C
Cup / outer-ring width
57
2.2441
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)
220
Bore d (in)
8.6614
Outside dia. D (mm)
340
Outside dia. D (in)
13.3858
Width B (mm)
76
Width B (in)
2.9921
Overall width T (mm)
76
Overall width T (in)
2.9921
Cup width C (mm)
57
Cup width C (in)
2.2441
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
885000
Basic static load rating Cor (lbs)
362000
Limiting speed - grease (rpm)
950
Limiting speed - oil (rpm)
1,300
Weight
Weight (kg)
24.403
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.12
Shaft shoulder da min (in)
9.488
Housing shoulder Da max (in)
12.835
Shaft shoulder db max (in)
9.606
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 300 rpm
4
984,169
102
5,644
6
656,113
392
21,805
8
492,085
1,024
56,889
10
393,668
2,154
119,691
15
262,445
8,323
462,415
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 3,936,676 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.113 (dimensions) / p.114 (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.
