Shrouded housing with latch lock and keying slot
The 66429-241: The 4-wall shrouded housing in blue PBT, glass filled, carries a latch lock/eject hook fastening system and a keying slot plus mounting flange — the keying slot prevents mis-mating with an unkeyed receptacle, and the mounting flange adds mechanical retention to the board. The housing is rated UL94 V-0 for flammability.