Original catalogue drawing - NSK catalogue, page 191
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
160
6.2992
D
Outside diameter
240
9.4488
B
Inner-ring / bearing width
38
1.4961
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)
160
Bore d (in)
6.2992
Outside dia. D (mm)
240
Outside dia. D (in)
9.4488
Width B (mm)
38
Width B (in)
1.4961
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
38400
Basic static load rating Cor (lbs)
43400
Limiting speed - grease (rpm)
5,800
Limiting speed - oil (rpm)
8,800
Weight
Weight (kg)
5.693
Mounting dimensions (fillets / shoulders)
Fillet ra (in)
0.079
Fillet rb (in)
0.039
Shaft shoulder da (in)
6.772
Housing shoulder Da (in)
8.976
Housing shoulder Db (in)
9.173
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 1,900 rpm
4
42,703
64
561
6
28,469
216
1,895
8
21,351
512
4,491
10
17,081
1,000
8,772
15
11,387
3,375
29,605
Basic rating life per ISO 281: L10 = (C/P)3 with C = 170,812 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.193 (dimensions) / p.194 (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.
