Straight Connector - Squeeze Clamp Style, Box Connection 1/2 in MNPT, Trade Size 3/8 in, Iron, Insulated Yes, Gray, Yellow, For Use With AC, Flexible Conduit, MC, cULus Listed, Connector Style Straight, Connection Orientation Straight, Squeeze Clamp, Compatible Knockout Trade Size 1/2 in, Connection Type Threaded, For Maximum Cable OD 0.64 in, For Minimum Cable OD 0.53 in, Overall Height 1 11/32 in, Overall Length 1 1/16 in, Overall Width 1 1/8 in, , Thread Size 1/2 In.-14