SymbolInsert ShapeMMM
HHexagonalICICSTriang (Secular inse ondary Crt with a utting Edfacet ge)
OOctagonal
PPentagonallc Symbol for Tolerance C Tolerance oflassDetailofMClass Insert Tolerance
SSquaremboTolerance of Nose HeightInscribedTolerance of ThicknessaTolerance of NoseHeightM(inch)
TTriangularSyM(inch)Circle IC (inch)S(inch)I.C.TriangularSquareRhombic 80°Rhombic 55°Rhombic 35°Round
CRhombic 80°A±.0002±.001±.001.250±.003±.003±.003±.004±.0063
DRhombic 55°F±.0002±.0005±.001.375±.003±.003±.003±.004±.0063
C±.0005±.001±.001.500±.005±.005±.005±.006
ERhombic 75°H±.0005±.0005±.001.625±.006±.006±.006±.007
FRhombic 50°E±.001±.001±.001.750±.006±.006±.006±.007
MRhombic 86°G±.001±.001±.0051.000±.007
VRhombic 35°J±.002±.002±.0051.250±.008
K±.0005±.002 – ±.006±.001aTolerance of Inscribed CircleIC (inch)
WTrigonL±.001±.002 – ±.006±.001I.C.TriangularSquareRhombic 80°Rhombic 55°Rhombic 35°Round
LRectangularM±.003 – ±.007±.002 – ±.006±.005.250±.002±.002±.002±.002±.002
AParallelogram 85°N±.003 – ±.007±.002 – ±.006±.001.375±.002±.002±.002±.002±.002±.002
BParallelogram 82°U±.005 – ±.015±.003 – ±.01±.005.500±.003±.003±.003±.003±.003
KParalleloram 55°As fa rule, the sides o ff these inserts are fas sintered. f.625±.004±.004±.004±.004±.004
gTole france differs withf insert size For thf e accuracy of
fff .f750±004±004±004±004±004
RRoundclass M, refer to the table on the right.. 1.000. –. ±.005. –. –. ±.005
XSpecial1.250±.006±.006
zSymbol for Insert ShapecSymbol forTolerance Class
INCH
METRIC
x Symbol for Relief AnglevSymbol for Chipbreakerand ClampingSystem
SymbolRelief AngleInchMetric
AFigureI.C. .250" and overI.C. under .250"SymbolHoleHole ConfigurationChip BreakerFigureSymbolHoleHole ConfigurationChip BreakerFigure
BADWWith HoleCylindrical Hole +NoAWith HoleCylindrical HoleNo
C DMPTWith HoleOne Countersink (40─60°)One SidedMWith HoleCylindrical HoleOne Sided
EGKQWith HoleCylindrical Hole +NoGWith HoleCylindrical HoleDouble Sided
FNEUWith HoleDouble Countersink (40─60°)Double SidedNWithout HoleNo
GRSBWithNoRWithoutOne
NHoleCylindrical Hole +HoleSided
PFLHWith HoleOne Countersink (70─90°)One SidedFWithout HoleDouble Sided
OOther Relief AngleSpecial DesignXXCWith HoleCylindrical Hole +NoXSpecial Design
Major Relief AngleJWith HoleDouble Countersink (70─90°)Double Sided