FMSC71156 · 1/7 U4 Funhaver - M4 Flange Lock Nuts (APSC71156)

Source: FMS.

Drawn, from the generic size M4 flanged lock nut (locking kind not stated). * not fixed by the spec: drawn with the usual proportions for this type.

Equivalent to

Generic spec	Match	Standards	Source
M4 flanged lock nut (locking kind not stated)	functional		Thread and type read from the manufacturer's description; the standard is not cited by the brand

Platform	How	Source
FMS Ford Bronco U4 Funhaver 24	fitment list: replaces · Named for U4 Funhaver in the beez2b title
FMS Ford Bronco U4 Funhaver 25	fitment list: replaces · Named for U4 Funhaver in the beez2b title