Piper PA-31-350 Navajo Chieftain crash, May 18, 1986 (10 killed)
Piper PA-31-350 Navajo Chieftain accident on May 18, 1986 near Serpong, Banten, Indonesia with 10 fatalities.
- Date: May 18, 1986
- Aircraft: Piper PA-31-350 Navajo Chieftain
- Location: Serpong, Banten, Indonesia
- Fatalities: 10
Piper PA-31-350 Navajo Chieftain PK-SPG crashed near Serpong, Banten, after departing Pondok Cabe on a skydiving flight on 18 May 1986; Aviation Safety Network cites the Straits Times reporting eleven killed.