Ball Bearings vs. Roller Bearings: Which One Does Your Application Actually Need?
Both ball bearings and roller bearings serve the same fundamental purpose: reducing friction, supporting loads,

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Rexnord FC4251-316 4-Bolt Flange Cartridge Bearing. 1-3/16 in Bore. Heavy duty cast iron housing. Set screw locking. Ideal for industrial machinery.
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| MFR / Brand | Rexnord |
|---|---|
| MPN | FC4251316 |
| Model | FC4251 316 |
| Bearing Type | Ball Bearing |
| ID | 1.1875 in |
| Number Of Bolt Holes | 4 |
|---|---|
| Number Of Bolt Holes For Fasteners | 4 |
| Min Temp | -20 °C |
| Precision Rating | ABEC 1 / P0 |
| Series | FC4200 |
| Rolling Elements | Ball |
| Max Temp | 100 °C |
| Condition | New |
| Item Weight | 5.00 lbs |
| Limiting Speed | 4000 rpm |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Lubricant | Grease |
| Duty Type | Heavy |
| Locking Device | Set Screw |
| Relubrication Feature | Yes |
| Housing Material | Cast Iron |
| Material | Cast Iron Housing |
| Cross Reference 1 | Link-Belt FC4251-316 |
|---|---|
| Cross Reference 2 | Dodge F4B-SC-103 |
| Cross Reference 3 | SKF FYC 1.3/16 |
| Cross Reference 4 | Browning SFC-1000 |
| Cross Reference 5 | Sealmaster MFC-19 |
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