Original catalogue drawing - NSK catalogue, page 39
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
280
11.0236
B
Inner-ring / bearing width
58
2.2835
r
Chamfer (min)
2.997
0.118
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)
280
Outside dia. D (in)
11.0236
Width B (mm)
58
Width B (in)
2.2835
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
56200
Basic static load rating Cor (lbs)
60400
Limiting speed - grease (rpm)
1,900
Limiting speed - oil (rpm)
2,600
Weight
Weight (kg)
17.373
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.118
Shaft shoulder da min (in)
5.827
Housing shoulder Da max (in)
10.315
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 600 rpm
4
62,498
64
1,778
6
41,665
216
6,000
8
31,249
512
14,222
10
24,999
1,000
27,778
15
16,666
3,375
93,750
Basic rating life per ISO 281: L10 = (C/P)3 with C = 249,990 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.41 (dimensions) / p.42 (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.
