Standard Morse Tapers MT0 through MT7, dimensions in inches
The drawing names each dimension; the table gives it for every size. On a phone the table scrolls sideways and the taper column stays put.
Swipe sideways to see the whole drawing.
Dimensions
| Taper | DSE | DLE | d | B | R | t | T | Taper/Inch | Taper/Foot |
|---|---|---|---|---|---|---|---|---|---|
| MT0 | .2536 | .3626 | .235 | 2.344 | 5/32 | 5/32 | 1/4 | .05205 | .6246 |
| MT1 | .3721 | .4812 | .343 | 2.563 | 3/16 | 13/64 | 3/8 | .04988 | .5986 |
| MT2 | .5751 | .7094 | .5313 | 3.125 | 1/4 | 1/4 | 7/16 | .04995 | .5994 |
| MT3 | .7811 | .9474 | .7188 | 3.875 | 9/32 | 5/16 | 9/16 | .0502 | .6024 |
| MT4 | 1.023 | 1.244 | .9688 | 4.875 | 5/16 | 15/32 | 5/8 | .0519 | .6233 |
| MT5 | 1.478 | 1.761 | 1.4063 | 6.125 | 3/8 | 5/8 | 3/4 | .0526 | .6315 |
| MT6 | 2.123 | 2.510 | 2.0000 | 8.563 | 1/2 | 3/4 | 1 1/8 | .0521 | .6257 |
| MT7 | 2.757 | 3.290 | 2.625 | 11.625 | 3/4 | 1 1/8 | 1 3/8 | .0520 | .6240 |
- DSE
- Small end diameter
- DLE
- Large end diameter
- d
- Tang slot diameter
- B
- Length
- R
- Tang radius
- t
- Tang thickness
- T
- Tang length
Original reference
The original drawing of the same dimensions.