junos-srxsme-12.3X48-D75.4 supports SRX220, does it also support SRX210?
it depends on your specific SRX210 HW version. SRX210BE/SRX210HE does not have enough memory to run 12.3X48 so these will not work.
SRX210HE2 can run 12.3X48-D75.
You can see more information in the JTAC recommended release KB: https://kb.juniper.net/InfoCenter/index?page=content&id=KB21476