Threading D1 PDX PVDPR1115 GW15 CermetTC60 Applicable toolholder Threading inserts American national tapered pipe External threading / 60° full profile Carbon steel / Alloy steel N P Stainless steel N M Cast iron N K Non-ferrous metals N N Applicablethread Dimension (mm) Carbi-de Insert Description NPTPitch IC S D1 RE Thread angle (°) Profile type - - TPI IC 16ER 11.5NPTPNA14NPTREPDXS18NPT 11.51418 9.525 3.68 4 0.06 1.50.051.50.040.9 N N N60FullNNNprofileNNNJ24, J25, J26 Right-hand shown Applicable toolholders Applicable threads M : Metric R, Rc (PT) (BSPT) : Tapered Pipe Insert description Applicable toolholders UN : Unified W : Whitworth Applicable Thread 16ER... KTNR..-16(JCT) / KTNSR..-16S..-KTNL16 UNF : Unified Fine Thread NPT : American National Tapered PipeG (PF) : Parallel PipeTr : 30˚ Trapezoidal J Threading inserts are sold TC60 (Threading) are in 5 piece boxes sold in 10 piece boxes Recommended cutting conditions: J38 N : Standard item R : Right hand only L : Left hand only U : Check availability Number of passes and depth of cuts: J40 J16