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1. Complete Okuma Lathe G andM Codes
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Complete Okuma Lathe G and M Codes list for cnc machinists who work on Okuma cnc lathe
machines.
Okuma CNC Lathe OSP-P200L
Contents
 Okuma Lathe G Codes
 Okuma Lathe M Codes
Okuma Lathe G Codes
G Code
G00 Positioning
Description
G01 Linear Interpolation
G02 Circular Interpolation (CW)
G03
G04
Circular Interpolation (CCW)
Dwell
G20 Home Position Command
G21 ATC Home Position Command

2. G22 Torque skip command
G28 Torque Limit command cancel
G29 Torque Limit command
G30 Skip cycle
G31 Fixed thread cutting cycle: Longitudinal
G32 Fixed thread cutting cycle: End Phase
G33 Fixed thread cutting cycle

3. G34 Variable lead thread cutting cycle: Increasing lead
G35 Variable lead thread cutting cycle: Decreasing lead
G36 Machine spindle-feed rod synchronized feeding (forward)
G37 Machine spindle-feed rod synchronized feeding (reverse)
G40 Tool Nose Radius Compensation: CANCEL
G41 Tool Nose Radius Compensation: LEFT
G42 Tool Nose Radius Compensation: RIGHT
G50 Zero Offset. Maximum Spindle Speed Designation G62 Mirror image designation
G64 Mirror image control OFF
G65 Mirror image control ON
G71 Compound Fixed Thread Cutting Cycle: Transverse
G72 Compound Fixed Thread Cutting Cycle: Longitudinal
G73 Longitudinal Grooving Compound Fixed Cycle
G74 Transverse Grooving Compound Fixed Cycle
G75 Automatic Chamfering
G76 Automatic Rounding
G77 Tapping compound fixed cycle
G78 Tapping cycle reversed thread
G80 End of Shape Designation (LAP)
G81 Start of Longitudinal Shape Designation (LAP)
G82 Start of Transverse Shape designation (LAP)
G83 Start of Blank material shape definition (LAP)
G84 Change of cutting conditions in bar turning cycle (LAP)
G85 Call of Rough Bar Turning Cycle (LAP)
G86 Call of Rough copy Turning Cycle (LAP)
G87 Call Finish Turning Cycle (LAP)
G88 Call of continuous thread cutting cycle (LAP)
G90 Absolute Programming
G91 Incremental Programming
G94 Feed Per MinuteMode (MM.MIN)
G95 Feed Per Revolution Mode (MM/REV)
G96 Constant Cutting Speed “ON”
G97 Constant Cutting Speed “OFF”
G101 Linear Interpolation in Contour Generation
G102 Circular Interpolation in Contour Generation (FACE) (CW) M
G103 Circular Interpolation in Contour Generation (FACE) (CCW)
G110 Constant speed cutting on turret A
G112 Circular thread cutting CW

4. G113 Circular thread cutting CCW
G132 Circular Interpolation in Contour Generation (SIDE) (CW)
G133 Circular Interpolation in Contour Generation (SIDE) (CCW)
G136 End of Coordinate System Conversion or Y-Axis Mode OFF
G137 Start of Coordinate System Conversion or Y-Axis Mode OFF
G140 Designation of MachiningMode UsingMain Spindle
G141 Designation of MachiningMode Using Sub Spindle
G161-
G-code macro function MODIN
G170
G171 G-code macro function CALL
G178 Synchronized tapping cycle (forward)
G179 Synchronized tapping cycle (reverse)
G180 Machine Compound Fixed Cycle: CANCEL
G181 Machine Compound Fixed Cycle: DRILLING
G182 Machine Compound Fixed Cycle: BORING
G183 Machine Compound Fixed Cycle: DEEP HOLE DRILLING
G184 Machine Compound Fixed Cycle: TAPPING
G185 Machine Compound Fixed Cycle: LONGITUDINAL THREAD CUTTING
G186 Machine Compound Fixed Cycle: END FACE THREAD CUTTING
G187
Machine Compound Fixed Cycle: LONGITUDINAL STRAIGHT THREAD
CUTTING
G188
Machine Compound Fixed Cycle: TRANSVERSE STRAIGHT THREAD
CUTTING
G189 Machine Compound Fixed Cycle: REAMING/BORING
G190 Machine Compound Fixed Cycle: KEYWAY CUTTING CYCLE
G191
Machine Compound Fixed Cycle: LONGITUDINAL KEYWAY CUTTING
CYCLE
Okuma Lathe M Codes
M
Code
Description
M00 Program Stop
M01 Optional Stop
M02 End of Program
M03 Spindle CW
M04 Spindle CCW
M05 Spindle Stop
M06 Tool Change

5. M08 Coolant ON
M09 Coolant OFF
M12 Machine Spindle STOP
M13 Machine Spindle CW
M14 Machine Spindle CCW
M15 C-Axis Positioning
M16 C-Axis Positioning (NEG)
M17 CEJ MATIC :Request of Data transfer
M18 Post-process Gauging RS232C: Request of Data transfer
M19 Oriented Spindle Stop
M20
Tailstock Barrier OFF or spindle interference monitoring OFF (opposed two-spindle
models)
M21
Tailstock Barrier ON or spindle interference monitoring ON (opposed two-spindle
models)
M22 Chamfer OFF
M23 Chamfer ON
M24 Chuck Barrier OFF, Tool interference OFF
M25 Chuck Barrier ON, Tool interference ON
M26 Thread Lead Along Z-Axis
M27 Thread Lead Along X-Axis
M28 Tool Interference Check Function OFF
M29 Tool Interference Check Function ON
M30 End of Program
M32 Straight In-feed along thread face mode (on left face)
M33 Zigzag in feed in Thread Cutting
M34 Straight In-feed along thread face mode (on right face)
M40 Spindle gear Range Neutral
M41 Spindle Gear Range 1
M42 Spindle Gear Range 2
M48 Spindle Speed Override Ignore Cancel
M49 Spindle Speed Override Ignore
M55 Tailstock Spindle Retract
M56 Tailstock Spindle Advanced
M58 Chucking Pressure Low
M59 Chucking Pressure High
M72 ATC Unit Position at Approach Position
M73 Thread Cutting Pattern 1
M74 Thread Cutting Pattern 2

6. M75 Thread Cutting Pattern 3
M76 Parts Catcher Retract
M77 Parts Catcher Advanced
M78 Steady Rest Unclamp
M79 Steady Rest Clamp
M80 over cut Advanced
M81 over cut Retract
M83 Chuck Clamp
M84 Chuck Unclamp
M85
No Return to the Cutting Starting Point after the completion of rough turning cycle
(LAP)
M86 Turret Indexing direction: CW (reverse)
M87 Cancel of M86
M98 Tailstock Spindle Thrust Low
M99 Tailstock Spindle Thrust High
M109 Cancel of M110
M110 C-Axis Joint
M134 Z-Axis Thrust Monitoring OFF
M135 Z-Axis Thrust Monitoring ON
M136 Designation of Multiple fixed cycle configuration
M137 Touch setter interlock release ON
M138 Touch setter interlock release OFF
M139 Lead Machining Function – Learning Operation
M140 Tapping Cycle M-Tool Constant Rotation Answer Ignored
M141 C-Axis Clamp or not Selection
M142 Coolant Pressure Low
M143 Coolant Pressure High
M146 C-Axis Unclamp
M147 C-Axis Clamp
M152 M-Tools Spindle Interlock ON
M153 M-Tools Spindle Interlock OFF
M161 Feedrate Override Fix (100%)
M162 Cancel of M163
M163 M-Tools Spindle Speed Override Fix (100%)
M168 IgnoringM-Tool Spindle Constant Speed Answer
M169 C-Axis NoClamp
M191 M-Tool Spindle Orientation Direction Specified CW
M192 M-Tool Spindle Orientation Direction Specified CCW

7. M197 Thread Cutting Phasing Stroke Clear
M211 Keyway Cutting Style: Minus Direction
M212 Keyway Cutting Style: Zigzag
M213 Keyway Cutting Style: Designated Depth Infeed
M214 Keyway Cutting Style: Equal Depth Infeed