This International Standard specifies dimensional requirements for the mounting of injection nozzle holders in
compression-ignition (diesel) engines.
The location of the fuel inlet and leak-off connections are not defined since they vary according to the particular
application.
This International Standard applies to screw-in injection nozzle holders of types 20, 21, 21.1 and 27.
These nozzle holders are used with the pintle nozzle size “S”, type “B”, specified in ISO 2697 1).
BS ISO 7026:1998 history
1998BS ISO 7026:1998 Diesel engines - Screw-in injection nozzle holders, types 20, 21, 21.1 and 27 for pintle nozzle size 'S1' type 'B'
1998BS ISO 7026:1997 Diesel engines. Screw-in injection nozzle holders, types 20, 21, 21.1 and 27 for pintle nozzle size 'S1' type 'B'