The lowdown on JST connectors. So, definitely the verdict is that the connector type you are looking for isn’t actually a JST connector. This is a great page listing many similar “small white plastic connectors.”
20181020/DuckDuckGo jst connector detail photos
20181020/https://www.rcgroups.com/forums/showthread.php?1493712-JST-connector-confusion-the-real-story/page19
20181020/https://www.rcgroups.com/forums/showthread.php?1493712-JST-connector-confusion-the-real-story
Indeed, this may be the actuall part you are looking for. JST EH-style connector.
20181020/http://www.jst-mfg.com/product/detail_e.php?series=58