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Besly Standard
Straight Flute
Taper Pipe Taps

High Speed Steel
Ground Thread

NPTF-Dryseal
Straight Flute
4, 5 and 7 Flute


Fractional Sizes:
1/8 | 1/4 | 3/8 | 1/2 | 3/4 | 1 | 1-1/4 | 1-1/2 | 2

Catalog Number: 3166H

Besly Standard Straight Flute Taper Pipe Taps

These NPTF-Dryseal Hi Angle Pipe Taps are designed with a high rake angle and deep flutes to handle tough curly chips of low carbon and leaded steels, boiler plate aluminums and die castings.

Please call 800 435-2965 for current net pricing.

Note: Click the EDP No to check availability.

   
All dimensions are in inches.
  Besly Standard
Straight Flute

Taper Pipe
Taps

Catl No. 3166H
Fractional
Sizes
  Besly Surface Treatments Besly Drill Selector
Tap
Size
Thrds Per Inch No. of Flutes Chamfer Type Surface Treat EDP No Pkg Qty Gage Projection Overall Length
A
Thread Length
B
Shank Dia.
C
Square Length
D
Square Size
E
Min. Max.
1/8 27 4 Plug   14014 12 .250 .374 2-1/8 3/4 .3125 3/8 .234
1/8 27 4 Plug   15080 12 .250 .374 2-1/8 3/4 .3125 3/8 .234
1/8 27 4 Plug   14000 12 .250 .374 2-1/8 3/4 .4375 3/8 .328
1/8 27 4 Plug 33 15075 12 .250 .374 2-1/8 3/4 .4375 3/8 .328
1/8 27 4 Plug 52 15304 12 .250 .374 2-1/8 3/4 .4375 3/8 .328
1/4 18 4 Plug   14033 12 .398 .522 2-7/16 1-1/16 .5625 7/16 .421
1/4 18 4 Plug 33 15085 12 .398 .522 2-7/16 1-1/16 .5625 7/16 .421
1/4 18 4 Plug 52 15316 12 .398 .522 2-7/16 1-1/16 .5625 7/16 .421
3/8 18 4 Plug   14052 3 .392 .516 2-9/16 1-1/16 .7000 1/2 .531
3/8 18 4 Plug 33 15094 3 .392 .516 2-9/16 1-1/16 .7000 1/2 .531
1/2 14 4 Plug 14071 3 .518 .642 3-1/8 1-3/8 .6875 5/8 .515
1/2 14 4 Plug 33 15103 3 .518 .642 3-1/8 1-3/8 .6875 5/8 .515
3/4 14 5 Plug   14090 3 .504 .628 3-1/4 1-3/8 .9063 11/16 .679
3/4 14 5 Plug 33 15111 3 .504 .628 3-1/4 1-3/8 .9063 11/16 .679
1 1-1/2 5 Plug   14104 1 .584 .772 3-3/4 1-3/4 1.1250 13/16 .843
1 1-1/2 5 Plug 33 15972 1 .584 .772 3-3/4 1-3/4 1.1250 13/16 .843
1-1/4 11-1/2 5 Plug   14122 1 .592 .780 4 1-3/4 1.3125 15/16 .984
1-1/4 11-1/2 5 Plug 33 15113 1 .592 .780 4 1-3/4 1.3125 15/16 .984
1-1/2 11-1/2 7 Plug   14134 1 .605 .793 4-1/4 1-3/4 1.5000 1 1.125
1-1/2 11-1/2 7 Plug 33 15114 1 .605 .793 4-1/4 1-3/4 1.5000 1 1.125
2 11-1/2 7 Plug   14152 1 .573 .761 4-1/2 1-3/4 1.8750 1-1/8 1.406
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