W47.20-1045-06
1 Fuel pump housing
2 Housing cover with attachment flange
3 Fuel connection (thrust side)
4 Upper impeller
(driven by the camshaft)
5 Lower impeller
(driven by the upper impeller (4)
6 Fuel connection (intake side)
7 Gasket
8 Thrust side transfer port
9 Intake side transfer port
10 Needle roller bearing
11 Pressure relief valve
11.1 Screw
11.2 Valve spring
11.3 Pin
11.4 Valve body
12 Centering pin