TAPER DATA
Jacobs Chuck Tapers
No. A B C Taper
0 0.2500 0.22844 0.43750 0.59145
1 0.3840 0.33341 0.65625 0.92508
2 0.5590 0.48764 0.87500 0.97861
2a 0.5488 0.48764 0.75000 0.97861
3 0.8110 0.74610 1.21875 0.63898
4 1.1240 1.03720 1.65630 0.62886
5 1.4130 1.31610 1.87500 0.62010
6 0.6760 0.62410 1.00000 0.62292
33 0.6240 0.56050 1.00000 0.76194
Lengths/diameters in inches.
Tapers in inches per foot on diameter.
Morse Tapers
Taper Plug gauge Socket Taper
no. D P end A
0 0. 252 2 0.356 0.62460
1 0. 369 2 1/8 0.475 0.59858
2 0.572 2 9/16 0.700 0.59941
3 0.778 3 3/16 0.938 0.60235
4 1.020 4 1/16 1.231 0.62326
5 1.475 5 3/16 1.748 0.63151
Lengths/diameters in inches.
Tapers in inches per foot on diameter
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