Machinery's Handbook, 31st Edition
878
Milling Cutters American National Standard Shell Mills ANSI/ASME B94.19-1997 (R2019)
E
L
J D K
C
H
F
B
W
Dia., D
Width, W inches
Dia., H
Length, B inches
Width, C inches
Depth, E inches
Radius, F inches
Dia., J
Dia., K
Angle, L inches
inches
inches
inches
degrees
1
0 0 0 0 0 0 5 5 5 5
1 1 ⁄ 4 1 1 ⁄ 2 1 3 ⁄ 4 2 1 ⁄ 4 2 1 ⁄ 2 2 3 ⁄ 4 2
1 ⁄ 2 1 ⁄ 2 3 ⁄ 4 3 ⁄ 4
5 ⁄ 8 5 ⁄ 8 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4 3 ⁄ 4
1 ⁄ 4 1 ⁄ 4
5 ⁄ 32 5 ⁄ 32 3 ⁄ 16 3 ⁄ 16 7 ⁄ 32 7 ⁄ 32 7 ⁄ 32 9 ⁄ 32 9 ⁄ 32
1 ⁄ 64 1 ⁄ 64 1 ⁄ 32 1 ⁄ 32 1 ⁄ 32 1 ⁄ 32 1 ⁄ 32 1 ⁄ 32 1 ⁄ 32 1 ⁄ 16 1 ⁄ 16 1 ⁄ 16
11 ⁄ 16 11 ⁄ 16 15 ⁄ 16 15 ⁄ 16 1 1 ⁄ 4 1 3 ⁄ 8 1 1 ⁄ 2
5 ⁄ 8 5 ⁄ 8 7 ⁄ 8 7 ⁄ 8
1 1 ⁄ 8 1 1 ⁄ 4 1 3 ⁄ 8 1 1 ⁄ 2 1 5 ⁄ 8 1 5 ⁄ 8 1 3 ⁄ 4 1 7 ⁄ 8 2 1 ⁄ 4 2 1 ⁄ 4 2 1 ⁄ 4 2 1 ⁄ 4
5 ⁄ 16 5 ⁄ 16
1 1 1
1 3 ⁄ 16 1 3 ⁄ 16 1 3 ⁄ 16 1 1 ⁄ 2 1 1 ⁄ 2 1 7 ⁄ 8 1 7 ⁄ 8 1 7 ⁄ 8
3 ⁄ 8 3 ⁄ 8 3 ⁄ 8 1 ⁄ 2 1 ⁄ 2 5 ⁄ 8 5 ⁄ 8 5 ⁄ 8
3
1 1 ⁄ 4 1 1 ⁄ 4 1 1 ⁄ 2 1 1 ⁄ 2 1 1 ⁄ 2
1 21 ⁄ 32 1 11 ⁄ 16 2 1 ⁄ 32 2 1 ⁄ 16 2 9 ⁄ 16 2 13 ⁄ 16
3 1 ⁄ 2
4
1 1 1 1
3 ⁄ 8 3 ⁄ 8 3 ⁄ 8
10 10
4 1 ⁄ 2
5 6
2 15 All cutters are high-speed steel. Right-hand cutters with right-hand helix and square corners are standard. Tolerances: On D , + 1 ⁄ 64 inch; on W , ± 1 ⁄ 64 inch; on H , +0.0005 inch; on B , + 1 ⁄ 64 inch; on C , at least +0.008 but not more than +0.012 inch; on E , + 1 ⁄ 64 inch; on J , ± 1 ⁄ 64 inch; on K , ± 1 ⁄ 64 inch. End Mill Terms 3 ⁄ 4 7 ⁄ 16 1 ⁄ 16 2 1 ⁄ 2
Radial Relief Angle
Radial Clearance Angle
Radial Land
Enlarged Section of End Mill Tooth
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