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NPT & BSPT fittings

End Fitting Specifications

  • NPT Taper Threads to American National Standard Pipe Taper Thread design to ANSI/AMSE B1.20.1.
  • BSPT Threads to British Standard Pipe Taper Thread design to BS21

Alternatives - Parallel Threads, Metric Threads and Others.

End Fitting Materials

  • Fittings in Grade 316L SS
  • Ferrules, most in Grade 304 SS, some sizes in Grade 316L SS
  • Available in other materials to special order

Alternatives - Hydraulic design BSPT Male Fittings in Zinc Plated Carbon Steel, to special order.

Surface Finish:

  • All surface finishes are to ASME BPE-SF-O (No finish required).
  • If a specified finish on a particular surface is required, please state on the enquiry and order.

 

Fixed Male NPT or BSPT

Nominal Hose Size Non-Lined fixed male NPT or BSPT 
in
1/2 61
3/4 68
1 78
11/4 91
1 1/2 97
2 116
21/2 135
3 137

 

Fixed Female NPT

Nominal Hose Size

Non-Lined fixed    female NPT
in
1/2 61
3/4 64
1 82
11/4 -
1 1/2 92
2 105
21/2 -
3 -

* Fitting Lengths listed are for FaBLINE RC and SI hose grades.