SS310L-SMA is a Schottky diode with a DO-214AC design with the following main attributes:
NRVTSA4100ET3GOSCT-ND DigiKey part number; NRVTSA4100ET3G Manufacturer part number is what I found with a higher rectifying current capacity.
| Specification Name | Value |
|---|---|
| Peak Reverse Voltage | 100V |
| Maximum Rectified Forward Current | 3.0A |
| Forward Voltage at 25ºC | 0.62-0.65V |
Please review the datasheets to ensure the alternative will work for your application.