AIA NAS 388-1947
Screw-82 Degree Oval Recessed Head-Mach. (Coarse & Fine Thread) R(1990)

Standard No.

AIA NAS 388-1947

Release Date

1947

Published By

Aerospace Industries Association

Latest

AIA NAS 388-1947

AIA NAS 388-1947 history

• 1947 AIA NAS 388-1947 Screw-82 Degree Oval Recessed Head-Mach. (Coarse & Fine Thread) R(1990)