Total Source Spherical Bushing/Bearing LP1427-3010 NOS
You will find that the TIMKEN model number corresponds with the specs, which makes installation a lot simpler.
Total Source Forklift Spherical Bearing LP1427-3012 (GWZ38ES) NOS
You will find that the MM 311 K / 6311P4 / MM311K / 6311 TB P4 aligns with common specs.