M23 Chamfer out of thread on

Haas NGC M-code · Lathe

Makes G76 and G92 pull out with a chamfer at the end of the thread. Size and angle come from Settings 95 and 96. This is the default at power up and reset.

Format

M23

How it works

Modal until M24.

Example program

M23 (CHAMFER OUT ON)
G76 X.6274 Z-1. K.0613 D.012 F.1 A60 (THREAD .750-10)
G00 X1. Z.3 (CLEAR)

Example is in inch. Check offsets and clearances first.

Watch out for

M23 and M24 do not affect G32.
Setting 95 is in number of threads. 1.0 means one lead.

Related codes

M24

M23 on other controls

The same number can mean something different on another control.

Control	Meaning
Fanuc	Thread chamfer on
Doosan (Fanuc)	Program start check
DMG Mori MAPPS (Fanuc)	External output
Mazak (EIA)	Robot service call
Okuma OSP	Chamfer on
Swiss (Citizen Star)	Back spindle forward (Citizen)

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Open M23 in the app All Haas NGC M-codes

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