Original catalogue drawing - NSK catalogue, page 153
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
380
14.9606
D
Outside diameter
670
26.378
C
Cup / outer-ring width
84.988
3.346
H
Height
175
6.8898
Notes
Thrust bearing ratings are axial values Ca / Coa; T is the overall height. 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)
380
Bore d (in)
14.9606
Outside dia. D (mm)
670
Outside dia. D (in)
26.3780
Cup width C (in)
3.346
Height H (mm)
175
Height H (in)
6.8898
Bore d1 (in)
25.197
Outside dia. D1 (in)
19.843
Load ratings & speeds
Basic dynamic axial rating Ca (lbs)
1080000
Basic static axial rating Coa (lbs)
4380000
Limiting speed - oil (rpm)
480
Weight
Weight (kg)
254.012
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.236
Shaft shoulder da min (in)
22.638
Housing shoulder Da (in)
20.079
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 100 rpm
4
1,201,020
102
16,932
6
800,680
392
65,416
8
600,510
1,024
170,667
10
480,408
2,154
359,072
15
320,272
8,323
1,387,244
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 4,804,079 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.155 (dimensions) / p.156 (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.
