Original catalogue drawing - NSK catalogue, page 75
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
85
3.3465
D
Outside diameter
180
7.0866
B
Inner-ring / bearing width
60
2.3622
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)
85
Bore d (in)
3.3465
Outside dia. D (mm)
180
Outside dia. D (in)
7.0866
Width B (mm)
60
Width B (in)
2.3622
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
93500
Basic static load rating Cor (lbs)
114000
Limiting speed - grease (rpm)
2,000
Limiting speed - oil (rpm)
2,600
Weight
Weight (kg)
7.053
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.098
Shaft shoulder da min (in)
3.90
Shaft shoulder da max (in)
4.22
Housing shoulder Da min (in)
6.03
Housing shoulder Da max (in)
6.54
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 600 rpm
4
103,977
102
2,822
6
69,318
392
10,903
8
51,989
1,024
28,444
10
41,591
2,154
59,845
15
27,727
8,323
231,207
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 415,909 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.77 (dimensions) / p.78 (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.