Water heater latch QT-8500 mszn yellow zinc dichromate. A quarter-turn to open or to close.
¼ Turn Compression Latch provides compression-reducing rattle in sheet metal shrouds like riding lawnmowers; it is also used as an inexpensive padlock loop.
Flipping the handle down provides latching without a padlock. Yellow zinc dichromate plating. Make one slot in the sheet metal base and cross that slot with another slot in the cover sheet metal
Easy Install Economy 1/4 Turn
Compression Latch Padlock loop