The RL3004-6.56-59-S8 from Amphenol Advanced Sensors/Thermometrics is NTC inrush current limiter with 10 Ohms (R @ 25°C), ±25% tolerance, 1.7A current rating and 340 mOhms (R @ current). This current limiter has 0.400" (10.16mm) diameter and 0.250" (6.35mm) lead spacing. Wide operating temperature range -50 to 175°C.