Original catalogue drawing - FAG Schaeffler HR 1, page 552
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
180
7.0866
D
Outside diameter
280
11.0236
B
Inner-ring / bearing width
136
5.3543
C
Cup / outer-ring width
135
5.315
r
Chamfer (min)
0.6
0.0236
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)
180
Outside dia. D (mm)
280
Width B (mm)
136
Cup width C (mm)
135
Inner-ring OD d1 (mm)
218
Inner-ring shoulder dia. D1 (mm)
274
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
256282
Basic static load rating Cor (lbs)
478843
Basic dynamic load rating Cr (N)
1.14e+06
Basic static load rating C0r (N)
2.13e+06
Fatigue limit load Cur (N)
265000
Limiting speed nG (rpm)
680
Weight
Weight (kg)
5.2
Mounting dimensions (fillets / shoulders)
Housing fillet r max (mm)
0.6
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 200 rpm
4
285,000
102
8,466
6
190,000
392
32,708
8
142,500
1,024
85,333
10
114,000
2,154
179,536
15
76,000
8,323
693,622
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 1,140,000 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.
Source & traceability
Brand
FAG
Source catalogue
FAG / Schaeffler Rolling Bearings HR 1
Catalogue page
p.552 (dimensions)
Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.
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.
