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Koyo Bearing 687 Tapered Roller Bearing Cup, 4" Inner Diameter x 6.625" Outer Diameter x 1.625" Width Tapered Roller Bearing Cup, 4" Inner Diameter x 6.625" Outer Diameter x 1.625" Width, 52100 Steel, Riveted Steel Cage, Round Bore
MODEL 687
$92.75 Each
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Basic Number
687
Bore
4 in / 101.6 mm
Brand
KOYO
Flange Outside Diameter
0 Inch / 0 Millimeter
Inch - Metric
Inch
Number of Tapered Rows
Single Row
Outside Diameter
0 Inch / 0 Millimeter
Precision Class
Standard
Type
Tapered Roller Bearings
UNSPSC
31171527
Width
1.625 Inch / 41.275 Millimeter
| Bearing No. | 687 | |
| Boundary dimensions(mm) | d | 7 |
| D | 14 | |
| B | 3.5 | |
| r(min) | 0.15 | |
| Basic load ratings(kN) | Cr | 1.45 |
| C0r | 0.51 | |
| Fatigue load limit(kN) | Cu | 0.010 |
| factor | f0 | 14.2 |
| Limiting speeds(min-1) | Grease lub. | 45000 |
| Oil lub. | 54000 | |
| Mounting dimensions(mm) | da(min) | 8.2 |
| Da(max) | 12.8 | |
| ra(max) | 0.15 | |
| (Refer.)Mass(g) | 2.0 |
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