Číslo dílu: GB/T889,1-M4 (PAGB/T889,1-M4)
Díl se používá pro modely motorů: Parsun F15A/F20A EFI
This M4 locking nut secures the screw that holds the F20AEFI side water-inlet covers to the lower casing.
It sits opposite the screw head across the paired inlet covers and uses a non-metallic insert for locking.