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IR/L-NPTF : Internal NPTF (National Pipe Threads-Dry Seal) (National Pipe Threads-Dry seal) ANSI/ASME B1.20.1-1976 full profile laydown threading inserts, for steam, gas and water pipes.(-)Internal NPTF (National Pipe Threads) Full Profile Laydown Threading Inserts, for Steam, Gas and Water Pipes(+)
Representative Image
Internal left-hand shown
 
Representative Image
Right-hand shown
Internal left-hand shown
 
Right-hand shown
 NPTF (INT.)THREAD TOL.
  Designation  GIFUT5IC TPI  RE INSL PDY PDX CICT  SC AN CBMD CEDC CNC COATP D1 FTDZ GRDMFG HAND IFS NIS S S1 SSC  THFT TP mm   GICATGIREMgiicTough ‹————› Hard
Grade & Vc     Click on Grade No. for Cutting Speed
  06IR 27 NPTF    0.15727.0.0016.271.03.021~T~~INT~~Z~3~3~~~~IC228 ~R~3~1~~~06~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiCN+TiN ~5901383 1IC228 
  08IR 27 NPTF    0.19727.0.0016.324.02.021~T~~INT~~Z~3~3~~~~IC228 ~R~3~1~~~08~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiCN+TiN ~5902331 1IC228 
  08IL 18 NPTF    0.19718.0.0016.324.02.031~~~INT~~Z~~3~~~~IC228 ~L~3~~~~~NPTF60~~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiCN+TiN ~3409661 1IC228 
  08IR 18 NPTF    0.19718.0.0016.324.02.031~T~~INT~~Z~3~3~~~~IC228 ~R~3~1~~~08~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiCN+TiN ~5901385 1IC228 
  11IR 18 NPTF    0.25018.0.0016.433.03.041~T~~INT~~Z~3~3~~~~IC908 ~R~3~1~~~11~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902325 1IC908 
  11IRB 18 NPTF    0.25018.0.0016.433.03.04~T~~INT~~B~3~3~~~~IC908 ~R~3~1~~~11~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~3303073 1IC908 
  11IR 14 NPTF    0.25014.0.0016.649.03.041~T~~INT~~Z~3~3~~~~IC908 ~R~3~1~~~16~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902241 1IC908 
  16IR 18 NPTF    0.37518.0.0024.649.03.041~T~~INT~~Z~3~3~~~~IC908 ~R~3~1~~~16~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902526 1IC908 
  16IL 14 NPTF    0.37514.0.0027.649.04.051~T~~INT~~Z~3~3~~~~IC908 ~L~3~1~~~16~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5990081 1IC908 
  16IR 14 NPTF    0.37514.0.0016.649.04.051~T~~INT~~Z~3~3~~~~IC250 ~R~3~1~~~16~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5996596 2IC250 IC908 
  16IR 11.5 NPTF    0.37511.5.0024.649.04.061~T~~INT~~Z~3~3~~~~IC250 ~R~3~1~~~16~NPTF60~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5996606 2IC250 IC908 
For Insert Identification System, click on "More Info"
(National Pipe Threads-Dry seal) ANSI/ASME B1.20.1-1976


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