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Besly Popular Special
ACME Taps
High Speed Steel Straight Flute Fractional Sizes: |
Catalog Number: ACMELH
Besly Popular Special ACME Taps are commonly used in valves, jacks, presses or machine tools using traverse motion. These ACME threads are a 29 inclusive angle and are available in left hand threads. Choose tandem style ACME taps to provide roughing and finishing operations in one pass. |
| Tap Size | TPI | No. of Flutes | Cham Type | Class |
Special Features |
Pkg Qty* |
EDP No | Basic Pitch Dia. |
Overall Length A |
Thread Length B |
Shank Dia. C |
Square Length D |
Square Size E |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 10 | 4 | Plug | 2G | Left hand | 19759 | .4500 | 3-3/8 | 1-21/32 | .367 | 7/16 | .275 | |
| 1/2 | 10 | 4 | Plug | 2G |
Tandem Left hand |
19762 | .4500 | 3-3/8 | 1-21/32 | .367 | 7/16 | .275 | |
| 5/8 | 8 | 4 | Plug | 2G | Left hand | 19767 | .5625 | 3-13/16 | 1-13/16 | .480 | 9/16 | .360 | |
| 5/8 | 8 | 4 | Plug | 2G | Tandem Left hand |
19770 | .5625 | 3-13/16 | 1-13/16 | .480 | 9/16 | .360 | |
| 3/4 | 6 | 4 | Plug | 2G | Left hand | 19775 | .6667 | 4-1/4 | 2 | .590 | 11/16 | .442 | |
| 3/4 | 6 | 4 | Plug | 2G |
Tandem Left hand |
19778 | .6667 | 4-1/4 | 2 | .590 | 11/16 | .442 | |
| 3/4 | 8 | 4 | Plug | 2G | Tandem Left hand |
19783 | .6875 | 4-1/4 | 2 | .590 | 11/16 | .442 | |
| 7/8 | 6 | 4 | Plug | 2G | Left hand | 19791 | .7917 | 4-11/16 | 2-7/32 | .697 | 3/4 | .523 | |
| 7/8 | 6 | 4 | Plug | 2G |
Tandem Left hand |
19794 | .7917 | 4-11/16 | 2-7/32 | .697 | 3/4 | .523 | |
| 1 | 5 | 4 | Plug | 2G | Left hand | 19851 | .9000 | 5-1/8 | 2-1/2 | .800 | 13/16 | .600 | |
| 1 | 5 | 4 | Plug | 2G | Tandem Left hand |
19854 | .9000 | 5-1/8 | 2-1/2 | .800 | 13/16 | .600 | |
| 1-1/8 | 5 | 4 | Plug | 2G | Left hand | 19862 | 1.0250 | 5-7/16 | 2-9/16 | .896 | 7/8 | .672 | |
| 1-1/8 | 5 | 4 | Plug | 2G |
Tandem Left hand |
19865 | 1.0250 | 5-7/16 | 2-9/16 | .896 | 7/8 | .672 | |
| 1-1/4 | 5 | 4 | Plug | 2G | Left hand | 19870 | 1.1500 | 5-3/4 | 2-9/16 | 1.021 | 1 | .766 | |
| 1-1/4 | 5 | 4 | Plug | 2G | Tandem Left hand |
19873 | 1.1500 | 5-3/4 | 2-9/16 | 1.021 | 1 | .766 | |
| 1-3/8 | 4 | 4 | Plug | 2G | Left hand | 19878 | 1.2500 | 6-1/16 | 3 | 1.108 | 1-1/16 | .831 | |
| 1-3/8 | 4 | 4 | Plug | 2G |
Tandem Left hand |
19881 | 1.2500 | 6-1/16 | 3 | 1.108 | 1-1/16 | .831 | |
| 1-1/2 | 4 | 4 | Plug | 2G | Left hand | 19886 | 1.3750 | 6-3/8 | 3 | 1.233 | 1-1/8 | .925 | |
| 1-1/2 | 4 | 4 | Plug | 2G | Tandem Left hand |
19889 | 1.3750 | 6-3/8 | 3 | 1.233 | 1-1/8 | .925 |
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