Material: connectors-stainless steel nonmagnetic, qq-s-764; housing-aluminum, qq-a-200. Surface trmt: connectors-passivated, qq-p-35; housing-painted, color no 36231, med gray, fed-std-595. Freq: 9.2 to 10.2 ghz. Coupling: 20 db insertion loss: 0.7 db max. Dim: 1.375 in lg, 1.375 in hgt, 0.375 in w