This standard specifies the shapes and dimensions necessary for the installation and interchangeability of nozzle holders for size "P" fuel injection nozzles used in diesel engines.
JIS D 3632:1999 history
1999JIS D 3632:1999 Road vehicles -- Shapes and dimensions of fuel injection nozzle holders for diesel engines -- Size "P"
1982JIS D 3632:1982 Injection nozzle holder type p for road vehicles (with body and with fixing flats)