Original catalogue drawing - FAG Schaeffler HR 1, page 260
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
30
1.1811
D
Outside diameter
55
2.1654
B
Inner-ring / bearing width
19
0.748
r
Chamfer (min)
1
0.0394
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)
30
Outside dia. D (mm)
55
Width B (mm)
19
Inner-ring OD d1 (mm)
35.6
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
4564
Basic static load rating Cor (lbs)
3507
Basic dynamic load rating Cr (N)
20300
Basic static load rating C0r (N)
15600
Fatigue limit load Cur (N)
790
Limiting speed nG (rpm)
7,500
Reference speed nB (rpm)
18,000
Effective load centre a (mm)
24.8
Weight
Weight (kg)
0.16
Mounting dimensions (fillets / shoulders)
Housing fillet r max (mm)
1
Shaft shoulder da (mm)
34.6
Housing shoulder Da (mm)
50.4
Housing fillet ra max (mm)
1
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 2,500 rpm
4
5,075
64
427
6
3,383
216
1,440
8
2,538
512
3,413
10
2,030
1,000
6,667
15
1,353
3,375
22,500
Basic rating life per ISO 281: L10 = (C/P)3 with C = 20,300 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.260 (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.
