HU50AP Key Profile – Vehicle Compatibility
The HU50AP key profile (Silca HU50AP) is an automotive mechanical key blade profile mainly used for BMW vehicles. It is a traditional edge-cut key profile with a plastic head, designed for older BMW ignition and door lock systems. The HU50AP profile is supplied by Silca and has alternative references from other key blank manufacturers.
Compatible vehicles:
BMW
BMW 3 Series (E30 / early E36 applications) — 1987–1990
BMW 524 TD (E28) — 1984–1986
BMW 7 Series (E23 / E32 early applications) — 1984–1986
Technical information:
Silca reference: HU50AP
Alternative references: JMA BM2P / BM-2P
Key type: Mechanical edge-cut key
Before producing a replacement key, always compare the original blade profile and key number, because BMW used different key profiles during model transitions and depending on the lock system.

