The TT331-8I-10 from PICONICS is a Space Qualified Inductor with Inductance 0.24 to 0.33 µH, DCR 0.9 Ohms, Saturation Current 140 mA, SRF 320 MHz, Temperature Operating Range -55 to 125 Degree C. Tags: Through Hole, Screw Mount. More details for TT331-8I-10 can be seen below.