download Product Catalogue PDF (2.4MB) - Goliath Threading Tools
download Product Catalogue PDF (2.4MB) - Goliath Threading Tools
download Product Catalogue PDF (2.4MB) - Goliath Threading Tools
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Machine Nut Tap - BSF<br />
3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 3/4 7/8<br />
No. of Flutes 3 3 3 3 3 3 3 3 3 3<br />
1<br />
No. of Flutes 3<br />
LONG<br />
REACH TAPS<br />
Machine Nut Tap BA<br />
BS949<br />
Nominal<br />
Size<br />
Thread<br />
Form<br />
TPI<br />
Overall<br />
Length<br />
L ins<br />
Length of<br />
Thread<br />
l ins<br />
Diameter<br />
of Shank<br />
d 1 ins<br />
Square A/F<br />
ins<br />
Length of<br />
Square<br />
l 2 ins<br />
No. 0 BA 25.40 4.500 1.250 0.182 0.133 0.375<br />
No. 2 BA 31.40 4.500 1.000 0.132 0.100 0.312<br />
No. 4 BA 38.50 3.750 0.875 0.107 0.075 0.250<br />
No. 6 BA 47.90 3.500 0.750 0.082 - -<br />
No. 8 BA 59.10 3.500 0.625 0.063 - -<br />
Machine Nut Tap - BA<br />
No. 0 No. 2 No. 4 No. 6 No. 8<br />
No. of Flutes 3 3 3 3 3<br />
Table Reference<br />
Number<br />
Metric/Imperial<br />
Pitch Diameter<br />
Tolerance<br />
Class of Fit<br />
Machine Nut Tap BSPF<br />
For Parallel Threads<br />
BS949<br />
Nominal<br />
Size<br />
Thread<br />
Form<br />
TPI<br />
Overall<br />
Length<br />
L ins<br />
Length of<br />
Thread<br />
l ins<br />
Diameter<br />
of Shank<br />
d 1 ins<br />
Square A/F<br />
ins<br />
Length of<br />
Square<br />
l 2 ins<br />
1/8 BSP 28 3.75 1.000 0.318 0.238 0.562<br />
1/4 BSP 19 5.00 1.375 0.429 0.322 0.687<br />
3/8 BSP 19 5.00 1.375 0.542 0.406 0.750<br />
1/2 BSP 14 7.00 2.000 0.687 0.515 0.875<br />
Available in:<br />
Taper Lead<br />
Second Lead<br />
Bottom Lead<br />
Machine Nut Tap - BSPF<br />
1/8 1/4 3/8 1/2<br />
No. of Flutes 3 3 3 3<br />
1/8 1/4-1/2<br />
32<br />
www.goliathinternational.com