KCC178431
7mm Straight Receptacle, 4 Hole Flange Mount (1.0"), Extended Teflon (.59"),Blunt Post, PSS, 50 Ohm 
KCC177251
7mm Straight Receptacle, 4 Hole Flange Mount (1.0"), Extended Teflon (0.590"), Blunt Post, PSS, 50 Ohm