This is one Lot (Qty. 10) of New TOKO SMD 4FW Type Tunable LC Filter, Part Number: TH355LSK-8687=P3.
Actual test shown inductance on the ports. See picture.
I can only find the following data sheet, may not contain exact for TH355LSK-8687, but at least provide the footprint and size information:
http://www.datasheetarchive.com/dl/Datasheet-057/DSA0076046.pdf