JSA - JIS B 1123
Hexagon head tapping screws
|Publication Date:||21 December 2015|
|ICS Code (Bolts, screws, studs):||21.060.10|
This Standard specifies the characteristics of hexagon head tapping screws with thread sizes from ST2.2 to ST9.5 inclusive.
The characteristics of hexagon head tapping screws with Class 1 to Class 4 threads that are not in accordance with JIS B 1007 are specified in Annex JA.
In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standard and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/ IEC Guide 21-1.