Original catalogue drawing - NSK catalogue, page 199
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
120
4.7244
D
Outside diameter
165
6.4961
B
Inner-ring / bearing width
22
0.8661
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)
120
Bore d (in)
4.7244
Outside dia. D (mm)
165
Outside dia. D (in)
6.4961
Width B (mm)
22
Width B (in)
0.8661
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
16100
Basic static load rating Cor (lbs)
18300
Limiting speed - grease (rpm)
8,100
Limiting speed - oil (rpm)
12,300
Weight
Weight (kg)
1.139
Mounting dimensions (fillets / shoulders)
Fillet ra (in)
0.039
Fillet rb (in)
0.024
Shaft shoulder da (in)
5.000
Housing shoulder Da (in)
6.220
Housing shoulder Db (in)
6.299
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 2,700 rpm
4
17,904
64
395
6
11,936
216
1,333
8
8,952
512
3,160
10
7,162
1,000
6,173
15
4,774
3,375
20,833
Basic rating life per ISO 281: L10 = (C/P)3 with C = 71,616 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.201 (dimensions) / p.202 (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.
