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Besly
Special Purpose
Nut Taps

High Speed Steel
Ground Thread

Straight Flute
4 Flute


Fractional Sizes:
1/4 | 5/16 | 3/8 | 1/2

Catalog Number: 4130

Besly Special Purpose Nut Taps

These Besly Special Purpose Taps are for small production runs in conventional tapping machines. They have a relatively long shank smaller than the minor diameter to permit the accumulation of several nuts after tapping.

Please call 800 435-2965 for current net pricing.

Note: Click the EDP No to check availability.

   
All dimensions are in inches.
  Besly Special Purpose
Nut
Taps
Catl No. 4130
Fractional Sizes
 
   
  Besly Surface Treatments Besly Drill Selector
Tap Size
& TPI
No. of Flutes Chamfer Type P.D. Limits Surface Treat EDP No Pkg Qty Basic Pitch Dia. Overall Length
A
Thread Length
B
Shank Dia.
C
Square Length
D
Square Size
E
1/4-20 4 Taper H3   13773 1 .2175 5 1-5/8 .185 9/16 .139
5/16-18 4 Taper H3   13775 1 .2764 5-1/2 1-13/16 .240 5/8 .180
3/8-16 4 Taper H3   13781 1 .3344 6 2 .294 11/16 .220
1/2-13 4 Taper H3   13785 1 .4500 7 2-1/2 .400 7/8 .300
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