HB 550-1989
Single-hole fork with hinged catch and side hold-down (English Version)

Standard No.

HB 550-1989

Language

Chinese, Available in English version

Release Date

1989

Published By

Professional Standard - Aviation

Latest

HB 550-1989

HB 550-1989 history

• 1989 HB 550-1989 Single-hole fork with hinged catch and side hold-down
• 1970 HB 550-1974 Single-hole fork with hinged catch and side hold-down