Technical Section PARALLEL PIPE THREADS BSP (G) INTERNAL THREAD THREAD PITCH PITCH PROFILE BORE RECOMMENDED TOOLS SIZE TPI DEPTH DIAMETER INSERT TOOLHOLDER G1/16 28 0.907 0.581 6.561 W28 IR06 HIR0012H06 G1/8 28 0.907 0.581 8.556 W28 IR08 HIR0016K08 G1/4 19 1.337 0.856 11.445 W19 IR08 HIR0016K08 G3/8 19 1.337 0.856 14.950 W19 IR11 HIR0010K11 G1/2 14 1.814 1.162 18.631 W14 IR16 HIR0013M16 G5/8 14 1.814 1.162 20.587 W14 IR16 HIR0016P16 G3/4 14 1.814 1.162 24.117 W14 IR16 HIR0016P16 G7/8 14 1.814 1.162 27.877 W14 IR16 HIR0020P16 G1 11 2.309 1.479 30.291 W11 IR16 HIR0020P16 G1 1/8 11 2.309 1.479 34.939 W11 IR16 HIR0025R16 G1 1/4 11 2.309 1.479 38.952 W11 IR16 HIR0025R16 G1 1/2 11 2.309 1.479 44.845 W11 IR16 HIR0032S16 G1 3/4 11 2.309 1.479 50.788 W11 IR16 HIR0032S16 G2 11 2.309 1.479 56.656 W11 IR16 HIR0032S16 TAPER PIPE THREADS BSPT (Rc) INTERNAL THREAD THREAD PITCH PITCH PROFILE BORE RECOMMENDED TOOLS SIZE TPI DEPTH DIAMETER INSERT TOOLHOLDER Rc 1/16 28 0.907 0.581 6.561 BSPT28 IR06 HIR0012H06 Rc 1/8 28 0.907 0.581 8.556 BSPT28 IR08 HIR0016K08 Rc 1/4 19 1.337 0.856 11.445 BSPT19 IR08 HIR0016K08 Rc 3/8 19 1.337 0.856 14.950 BSPT19 IR11 HIR0010K11 Rc 1/2 14 1.814 1.162 18.631 BSPT14 IR16 HIR0013M16 Rc 5/8 14 1.814 1.162 20.587 BSPT14 IR16 HIR0016P16 Rc 3/4 14 1.814 1.162 24.117 BSPT14 IR16 HIR0016P16 Rc 7/8 14 1.814 1.162 27.877 BSPT14 IR16 HIR0020P16 Rc 1 11 2.309 1.479 30.291 BSPT11 IR16 HIR0020P16 Rc 1 1/8 11 2.309 1.479 34.939 BSPT11 IR16 HIR0025R16 Rc 1 1/4 11 2.309 1.479 38.952 BSPT11 IR16 HIR0025R16 Rc 1 1/2 11 2.309 1.479 44.845 BSPT11 IR16 HIR0032S16 Rc 1 3/4 11 2.309 1.479 50.788 BSPT11 IR16 HIR0032S16 Rc 2 11 2.309 1.479 56.656 BSPT11 IR16 HIR0032S16 72