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IR/L-W : Internal Whitworth (BSW, BSF, BSP), full profile laydown threading inserts. IR/L - Ground periphery and rake, IRB - With a chipformer and peripherally ground, IRM - With a chipformer. Application: fittings and pipe couplings.(-)Internal Whitworth (BSW, BSF, BSP) B.S.84-1956 DIN 259 Medium Class Full Profile Laydown Threading Inserts(+)
Representative Image
Internal left-hand shown
 
Representative Image
Internal left-hand shown
 
 BSP (G) (INT.)THREAD TOL.
  Designation  GIFUT5IC TPI  RE INSL PDY PDX HAND CICT  SC AN CBMD CEDC CNC COATP D1 FTDZ GRDMFG IFS NIS S S1 SSC  THFT TP mm   GICATGIREMgiicTough ‹————› Hard
Grade & Vc     Click on Grade No. for Cutting Speed
  06IR 26 W    0.15726.0.0039.271.03.02R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~06~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiCN+TiN ~5902467 1IC228 
  08IR 28 W    0.19728.0.0047.324.02.02R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~08~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiCN+TiN ~5994940 1IC228 
  08IR 19 W    0.19719.0.0063.324.02.03R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~08~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5998366 3IC228 IC928 IC908 
  08IR 18 W    0.19718.0.0063.324.02.03R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~08~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiCN+TiN ~5990046 1IC228 
  08IR 16 W    0.19716.0.0071.324.02.03R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~08~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiCN+TiN ~5902462 1IC228 
  11IR 36 W    0.25036.0.0032.433.02.02R~1T~~INT~~Z~3~3~~~~IC08 ~3~1~~~11~WH55~-~    Non Ferrous Metals~ Carbide~Uncoated ~5902418 1IC08 
  11IR 28 W    0.25028.0.0051.433.02.02R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~11~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5901631 1IC250 
  11IRB 28 W    0.25028.0.0039.433.02.02R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303056 1IC908 
  11IR 26 W    0.25026.0.0047.433.02.02R~1T~~INT~~Z~3~3~~~~IC228 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiCN+TiN ~5901852 1IC228 
  11IL 24 W    0.25024.0.0059.433.03.03L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902351 1IC908 
  11IR 24 W    0.25024.0.0059.433.03.03R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902307 1IC908 
  11IRB 24 W    0.25024.0.0043.433.02.02R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303057 1IC908 
  11IR 20 W    0.25020.0.0055.433.03.04R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902308 2IC250 IC908 
  11IRB 20 W    0.25020.0.0055.433.03.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303058 1IC908 
  11IR 19 W    0.25019.0.0071.433.03.04R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902140 2IC250 IC908 
  11IRB 19 W    0.25019.0.0067.433.03.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303059 1IC908 
  11IL 18 W    0.25018.0.0063.433.03.04L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902513 1IC908 
  11IR 18 W    0.25018.0.0071.433.03.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902173 1IC908 
  11IRB 18 W    0.25018.0.0071.433.04.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303060 1IC908 
  11IR 16 W    0.25016.0.0071.433.04.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5995641 1IC908 
  11IRB 16 W    0.25016.0.0071.433.03.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303061 1IC908 
  11IL 14 W    0.25014.0.0091.433.04.04L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902316 1IC908 
  11IR 14 W    0.25014.0.0091.433.04.04R~1T~~INT~~Z~3~3~~~~IC08 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Non Ferrous Metals~Superalloys and titanium~Carbide~TiAlN ~5902500 5IC228 IC250 IC08 IC908 IC1007 
  11IRB 14 W    0.25014.0.0091.433.04.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~11~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~3303062 1IC908 
  16IR 32 W    0.37532.0.0035.649.02.02R~1T~~INT~~Z~3~3~~~~IC50M ~3~1~~~16~WH55~-~Steel~Stainless Steel~    Carbide~Uncoated ~5901056 1IC50M 
  16IR 28 W    0.37528.0.0035.649.02.03R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5901732 1IC250 
  16IR 26 W    0.37526.0.0047.649.03.03R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902356 1IC908 
  16IR 24 W    0.37524.0.0043.649.03.03R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902027 1IC908 
  16IR 22 W    0.37522.0.0051.649.03.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902541 1IC908 
  16IL 20 W    0.37520.0.0055.649.03.04L~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5903366 2IC250 IC908 
  16IR 20 W    0.37520.0.0055.649.03.03R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5993361 2IC250 IC908 
  16IRM 20 W      0.37520.0.0055.649.03.04R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5999914 With pressed chipformer 1IC908 
  16IR 19 W    0.37519.0.0067.649.03.03R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5991905 2IC250 IC908 
  16IRB 19 W      0.37519.0.0067.649.03.03R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902829 With pressed chipformer 1IC908 
  16IRM 19 W      0.37519.0.0059.649.03.04R~1T~~INT~~B~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5920298 With pressed chipformer 1IC250 
  16IL 18 W    0.37518.0.0071.649.03.03L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902519 1IC908 
  16IR 18 W    0.37518.0.0071.649.03.03R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902026 1IC908 
  16IR 16 W    0.37516.0.0079.649.04.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5990098 1IC908 
  16IRB 16 W      0.37516.0.0079.649.04.05R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902830 With pressed chipformer 1IC908 
  16IRM 16 W      0.37516.0.0071.649.04.04R~1T~~INT~~B~3~3~~~~IC808 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5903389 With pressed chipformer. 2IC808 IC908 
  16IL 14 W    0.37514.0.0091.649.04.05L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5991774 1IC908 
  16IR 14 W    0.37514.0.0091.649.04.05R~1T~~INT~~Z~3~3~~~~IC08 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Non Ferrous Metals~Superalloys and titanium~Carbide~TiAlN ~5994755 5IC228 IC250 IC08 IC908 IC1007 
  16IR 14 W 2M      0.37514.0.0075.649.07.10R~2T~~INT~~Z~3~3~~~~IC1007~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902453 Multi-tooth 2IC908 IC1007 
  16IRB 14 W      0.37514.0.0091.649.04.05R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902831 With pressed chipformer 1IC908 
  16IRM 14 W      0.37514.0.0083.649.04.05R~1T~~INT~~B~3~3~~~~IC1007~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5921241 With pressed chipformer 4IC250 IC808 IC908 IC1007 
  16IR 12 W    0.37512.0.0106.649.05.06R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902049 1IC908 
  16IL 11 W    0.37511.0.0114.649.04.06L~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902242 1IC908 
  16IR 11 W    0.37511.0.0114.649.04.06R~1T~~INT~~Z~3~3~~~~IC08 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Non Ferrous Metals~Superalloys and titanium~Carbide~TiAlN ~5994745 6IC228 IC50M IC250 IC08 IC908 IC1007 
  16IRB 11 W      0.37511.0.0110.649.04.06R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902832 With pressed chipformer 1IC908 
  16IRM 11 W      0.37511.0.0106.649.04.06R~1T~~INT~~B~3~3~~~~IC1007~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~Non Ferrous Metals~Superalloys and titanium~Carbide~TiAlN ~5921239 With pressed chipformer 5IC250 IC508 IC808 IC908 IC1007 
  16IR 10 W    0.37510.0.0126.649.04.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902130 1IC908 
  16IRB 10 W      0.37510.0.0122.649.04.06R~1T~~INT~~B~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902833 With pressed chipformer 1IC908 
  16IR 9 W    0.3759.0.0134.649.05.07R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~16~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5998223 1IC250 
  16IL 8 W    0.3758.0.0161.649.04.04L~1T~~INT~~Z~3~3~~~~IC50M ~3~1~~~16~WH55~~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5901862 2IC50M IC908 
  16IR 8 W    0.3758.0.0161.649.04.04R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~16~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902226 1IC908 
  22IR 14 W 3M      0.50014.0.0083.866.11.18R~3T~~INT~~Z~3~3~~~~IC908 ~3~1~~~22~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902450 Multi-tooth 1IC908 
  22IR 11 W 2M      0.50011.0.0035.866.09.13R~2T~~INT~~Z~3~3~~~~IC908 ~3~1~~~22~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5995000 Multi-tooth 1IC908 
  22IR 7 W    0.5007.0.0177.866.06.09R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~22~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5902290 1IC908 
  22IR 6 W    0.5006.0.0205.866.06.09R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~22~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5997593 1IC250 
  22IR 5 W    0.5005.0.0256.866.07.09R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~22~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5901771 1IC250 
  27IR 4.5 W    0.6254.5.02871.083.07.10R~1T~~INT~~Z~3~3~~~~IC250 ~3~1~~~27~WH55~-~Steel~Stainless Steel~    Carbide~TiCN+TiN ~5902022 1IC250 
  27IR 4 W    0.6254.0.03231.083.08.11R~1T~~INT~~Z~3~3~~~~IC908 ~3~1~~~27~WH55~-~Steel~Stainless Steel~Cast Iron~Hard Materials~ Superalloys and titanium~Carbide~TiAlN ~5995745 1IC908 
For Insert Identification System, click on "More Info".
Tolerance: medium class


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