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Besly Popular Special
Straight Flute
Taper Pipe Taps

High Speed Steel
Ground Thread

NPTF-Dryseal
Straight Flute
4, 5 and 7 Flute


Fractional Sizes:
1/16 | 1/8 | 1/4 |
3/8 | 1/2 | 3/4 | 1 | 2-1/2

Also available...

Standard Sizes: Catl No. 3166


Left Hand:
Catl No. 3166LH

Catalog Number: 3166

Besly Popular Special Straight Flute Taper Pipe Taps

These NPTF-Dryseal Medium Angle Taper Pipe Taps may be used in most materials under average conditions.

Please call 800 435-2965 for current net pricing.

Note: Click the EDP No to check availability.

   
All dimensions are in inches.
  Besly Popular Special
Straight Flute

Taper Pipe
Taps

Catl No. 3166
Fractional Sizes
   
  Besly Surface Treatments Besly Drill Selector
Tap Size Thrds Per Inch No. of Flutes Chamfer Type Special
Features
Pkg
Qty*
EDP No Gage Projection Overall Length
A
Thread Length
B
Shank Dia.
C
Square Length
D
Square Size
E
Min. Max.
1/16 27 4 Plug 4" ext   19045 .250 .374 4 11/16 .3125 3/8 .234
1/16 27 4 Plug 6" ext   13984 .250 .374 6 11/16 .3125 3/8 .234
1/8 27 4 Plug 4" ext   13996 .250 .374 4 3/4 .4375 3/8 .328
1/8 27 4 Plug 6" ext   15715 .250 .374 6 3/4 .4375 3/8 .328
1/4 18 4 Plug 4" ext   14037 .398 .522 4 1-1/16 .5625 7/16 .421
1/4 18 4 Plug 6" ext   15721 .398 .522 6 1-1/16 .5625 7/16 .421
1/4 18 4 Plug 8" ext   14036 .398 .522 8 1-1/16 .5625 7/16 .421
3/8 18 4 Plug 6" ext   15723 .392 .516 6 1-1/16 .7000 1/2 .531
3/8 18 4 Plug 8" ext   14046 .392 .516 8 1-1/16 .7000 1/2 .531
1/2 14 4 Plug 6" ext   15995 .518 .642 6 1-3/8 .6875 5/8 .515
1/2 14 4 Plug 8" ext   14068 .518 .642 8 1-3/8 .6875 5/8 .515
3/4 14 5 Plug 6" ext   15994 .504 .628 6 1-3/8 .9063 11/16 .679
3/4 14 5 Plug 8" ext   14067 .504 .628 8 1-3/8 .9063 11/16 .679
1 11-1/2 5 Plug 6" ext   15993 .584 .772 6 1-3/4 1.1250 13/16 .843
1 11-1/2 5 Plug 10" ext   15996 .584 .772 10 1-3/4 1.1250 13/16 .843
2-1/2 8 7 Plug     14159 .831 1.019 5-1/2 2-9/16 2.2500 1-1/4 1.687
 * No standard package quantity. Price determined by quantity ordered. Go to the top of this page.