This is a 4TB 7.2k RPM SAS drive, Large Form Factor(LFF) 3.5″ drive for use in the Hitachi Data Systems HUS 100, 130, and 150 units, as well as HUS-VM systems.

The feature code is DF-F850-4TNL.P

The part number for this drive is #3285067-C

Currently, most drives are 3285067-R 4TNLC, which is the RoHS version of the drive.  This is interchangeable with the 3285067-C 4TNL drive.