Page 457 - Hartner

Shank designs for Morse taper with flat tang
to DIN 228 form B

shank to
DIN 228 tol.
form B a zone b d 1 d 2 d 5 d 6 l 6 0 l 7 r 2 r 3 a
size h13 ≈ ≈ max. -1 max. max. ≈ 2

MT 0 3.0 +1.2 3.9 9.045 9.2 6.1 6 56.5 10.5 4 1 1°29´27´´
0
MT 1 3.5 +1.4 5.2 12.065 12.2 9.0 8.7 62 13.5 5 1.2 1°25´43´´
0
+1.4
MT 2 5.0 6.3 17.780 18.0 14.0 13.5 75 16 6 1.6 1°25´50´´
0
MT 3 5.0 +1.7 7.9 23.825 24.1 19.1 18.5 94 20 7 2 1°26´16´´
0
MT 4 6.5 +1.9 11.9 31.267 31.6 25.2 24.5 117.5 24 8 2.5 1°29´15´´
0
+1.9
MT 5 6.5 15.9 44.399 44.7 36.5 35.7 149.5 29 10 3 1°30´26´´
0
MT 6 8.0 +2.3 19.0 63.348 63.8 52.4 51.0 210.0 40 13 4 1°29´36´´
0

x
x
8
45
r 2
d 5 d 1
b d 2 d 6
2
r 3
l 7
l 6 a

451