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ER/L-NPT : External NPT (National Pipe Threads) full profile laydown threading inserts. ER/L - ground periphery and rake, ERB - with a chipformer and peripherally ground, ERM - with a chipformer. Used for steam, gas and water pipes.(-)External NPT (National Pipe Threads) Full Profile Laydown Threading Inserts for Steam, Gas and Water Pipes(+)
External right-hand shown
 
External right-hand shown
 
  DesignationOrd IC TPI  RE INSL PDY PDX HAND U-type CICT  SC e AN CBMD CEDC ClssID CNC COATP D1 EPSR FTDZ GAN GRDMFG GTC HA IFS IH IIC ISCTMP ISYC LOGH LOGL LOGW NIS NT PDPT S S1 SSC  TCTR THFT TP  TPIN  TPIN_DF2TPIX  TPIX_DF2TPN  TPN_DF2 TPT TPX  TPX_DF2 TTP TTP_DF2 UST ApplMat StaSteelCastIronHardMa SupTit CutEdMatCoating GICATGIREMgiicGICODETough ‹————› Hard
Grade & Vc     Click on Grade No. for Cutting Speed
  16ER 27 NPT 10~9.5227.00.0416.490.70.8R~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC250 ~INSCPRFTHF~~3~R~IS$$288773105220600~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5991737 2 IC250 IC908 
  16ER 18 NPT 20~9.5218.00.0616.490.81.0R~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$288773105220600~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902359 4 IC228 IC250 IC908 IC1007 
  16ERB 18 NPT   20~9.5218.00.0616.490.91.1R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902822 With pressed chipformer 1 IC908 
  16ERM 18 NPT   20~9.5218.00.0516.490.81.0R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5903397 With pressed chipformer 3Y IC808 IC908 IC1007 
  16EL 14 NPT 30~9.5214.00.0716.490.91.2L~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~L~IS$$252930661445850~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902122 1 IC908 
  16ER 14 NPT 30~9.5214.00.0716.490.91.2R~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$288773105220600~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5999136 4 IC228 IC250 IC908 IC1007 
  16ERB 14 NPT   30~9.5214.00.0716.490.91.2R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902823 With pressed chipformer 1 IC908 
  16ERM 14 NPT   30~9.5214.00.0516.490.91.2R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5921174 With pressed chipformer 5 IC50M IC250 IC808 IC908 IC1007 
  16EL 11.5 NPT 40~9.5211.50.0916.491.11.5L~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~L~IS$$252930661445850~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902270 1 IC908 
  16ER 11.5 NPT 40~9.5211.50.0916.491.11.5R~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5901814 4 IC50M IC250 IC908 IC1007 
  16ERB 11.5 NPT   40~9.5211.50.0916.491.11.5R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902825 With pressed chipformer 1 IC908 
  16ERM 11.5 NPT   40~9.5211.50.0916.491.11.5R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5920039 With pressed chipformer 4Y IC250 IC808 IC908 IC1007 
  16ER 8 NPT 50~9.528.00.1116.491.41.6R~X~1T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC250 ~INSCPRFTHF~~3~R~IS$$288773105220600~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5994242 3 IC50M IC250 IC908 
  16ERB 8 NPT   50~9.528.00.1116.491.41.7R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902826 With pressed chipformer 1 IC908 
  16ERM 8 NPT   50~9.528.00.1216.491.31.8R~X~1T~3~0.0~B~3~71DDA089C8D1E~3~~0.00~60.0~~~IC1007~INSCPRFTHF~~3~R~IS$$301627973146500~GEMLI16121010~202-08~0.00~0.00~0.00~1~1~0.00~0.00~~16~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5920082 With pressed chipformer 4Y IC250 IC808 IC908 IC1007 
  22ER 11.5 NPT 2M   60~12.7011.50.0922.002.33.5R~X~2T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$194611751990126~GEMLI16121010~202-09~0.00~0.00~0.00~1~2~0.00~0.00~~22~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902446 Multi-tooth 1 IC908 
  27ER 11.5 NPT 3M   70~15.8811.50.0927.503.35.5R~X~3T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$159914322085306~GEMLI16121010~202-09~0.00~0.00~0.00~1~3~0.00~0.00~~27~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902447 Multi-tooth 1 IC908 
  27ER 8 NPT 2M   80~15.888.00.0927.503.35.0R~X~2T~3~0.0~Z~3~71DDA089C8D1E~3~~0.00~60.0~~~IC908 ~INSCPRFTHF~~3~R~IS$$159914322085306~GEMLI16121010~202-09~0.00~0.00~0.00~1~2~0.00~0.00~~27~~NPT60~-~-~-~-~-~-~-~F~-~-~EXT~-~C~0.00~Steel~Stainless Steel~Cast Iron~Hard Materials~Superalloys and titanium~Carbide~TiAlN ~5902449 Multi-tooth 1 IC908 
For Insert Identification System, click on "More Info".
For threading between walls use GRIP-type insert TIP-NPT.
National Pipe Threads ANSI/ASME B1.20.1-1983


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