Original catalogue drawing - NSK catalogue, page 57
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
95
3.7402
D
Outside diameter
240
9.4488
B
Inner-ring / bearing width
55
2.1654
Notes
Cylindrical roller entries from the NSK inch catalogue are series numbers covering the N / NU / NJ / NUP / NH prefixes of the same size. 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)
95
Bore d (in)
3.7402
Outside dia. D (mm)
240
Outside dia. D (in)
9.4488
Width B (mm)
55
Width B (in)
2.1654
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
90200
Basic static load rating Cor (lbs)
99000
Limiting speed - grease (rpm)
2,600
Limiting speed - oil (rpm)
3,200
Weight
Weight (kg)
13.608
Mounting dimensions (fillets / shoulders)
Fillet ra max (in)
0.118
Fillet rb max (in)
0.118
Shaft shoulder da min (in)
4.370
Housing shoulder Da max (in)
8.819
Shaft shoulder db min (in)
4.370
Shaft shoulder db max (in)
5.118
Housing shoulder Db min (in)
8.110
Housing shoulder Db max (in)
8.740
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 800 rpm
4
100,307
102
2,117
6
66,872
392
8,177
8
50,154
1,024
21,333
10
40,123
2,154
44,884
15
26,749
8,323
173,406
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 401,230 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.59 (dimensions) / p.60 (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.
