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Koyo Bearing
1218
Open Type, Self-Aligning Ball Bearing, 90 mm Inner Diameter x 160 mm Outer Diameter x 30 mm Width, 52100 Steel, Riveted Steel Cage, Cylindrical Bore, CO Internal Clearance
MODEL 1218
$234.64 Each
Prices are subject to change
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Width
30 mm
I.D.
90 mm
O.D.
160 mm
Origin
Double Row Self-Aligning
Material
Steel
Lubricant
Oil Preservative
Cage Type
Metal
Inch/Metric
Metric Bore
icNumber
7696333
Precision
Standard
Bearing Type
Self-Aligning
Locking Device
No Locking Device
Precision Level
Standard (ABEC 1)
Inner Ring Width
30 mm
Misalignment Range
0 - 2 1/2
No. in Set
Single Bearing
Rows of Balls
Double
O.D. Type
Straight
Snap Ring
No Snap Ring
Seal Type
Unsealed
Outer Ring Width
30 mm
Contact Angle
N/A
Ball Material
Steel
| Bearing No. | 1218 | |
| Boundary dimensions(mm) | d | 90 |
| D | 160 | |
| B | 30 | |
| r(min) | 2 | |
| Basic load ratings(kN) | Cr | 56.8 |
| C0r | 23.4 | |
| Fatigue load limit(kN) | Cu | 1.30 |
| Limiting speeds(min-1) | Grease lub. | 3500 |
| Oil lub. | 4300 | |
| Mounting dimensions(mm) | da(min) | 99 |
| Da(max) | 151 | |
| ra(max) | 2 | |
| Constant | e | 0.17 |
| Axial load factors | Y1 | 3.69 |
| Y2 | 5.70 | |
| Y0 | 3.86 | |
| (Refer.)Mass(kg) | 2.52 |
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