WJ 1684-1986
Basic profile of ordinary thread with extra fine pitch for instruments (English Version)

Standard No.

WJ 1684-1986

Language

Chinese, Available in English version

Release Date

1986

Published By

Professional Standard - Military and Civilian Products

Latest

WJ 1684-1986

Replace

WJ 592-1978

WJ 1684-1986 history

• 1986 WJ 1684-1986 Basic profile of ordinary thread with extra fine pitch for instruments
• 0000 WJ 592-1978