Original catalogue drawing - NSK catalogue, page 197
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
130
5.1181
D
Outside diameter
230
9.0551
B
Inner-ring / bearing width
40
1.5748
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)
130
Bore d (in)
5.1181
Outside dia. D (mm)
230
Outside dia. D (in)
9.0551
Width B (mm)
40
Width B (in)
1.5748
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
44100
Basic static load rating Cor (lbs)
44800
Limiting speed - grease (rpm)
4,500
Limiting speed - oil (rpm)
6,000
Weight
Weight (kg)
6.223
Mounting dimensions (fillets / shoulders)
Fillet ra (in)
0.098
Fillet rb (in)
0.039
Shaft shoulder da (in)
5.669
Housing shoulder Da (in)
8.504
Housing shoulder Db (in)
8.780
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 1,500 rpm
4
49,042
64
711
6
32,694
216
2,400
8
24,521
512
5,689
10
19,617
1,000
11,111
15
13,078
3,375
37,500
Basic rating life per ISO 281: L10 = (C/P)3 with C = 196,167 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.199 (dimensions) / p.200 (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.
