HI Thread Insert Thread Insert HI American UN (UN, UNC, UNF, UNEF, UNS) American UN(U Style) Pitch Dimensions Pitch Dimensions CDCL Designation Designation(Right)(Left) (tpi) d L hmin x f Picture CDQ. Designation(Right -1-Left) (tpi) d L hmin x f Picture IR 11 -72UN IL 11 -72UN 72 6.35 11 0.20 0.8 0.3 UE 22- 4.5IUN 4.5 12.7U 22 3.46 2.2 11.0 11 -64UN 11 - 64UN 64 6.35 11 0.23 0.8 0.4 CD 22-4UN 4 12.7U 22 3.89 2.2 11.0c 1/4P Interna 11 -56UN 11 -56UN 56 6.35 11 0.26 0.7 0.4 CD 27 - 3UN 3 15.875U 27 5.19 2.5 13.7 60° 11 -48UN 11 -48UN 48 6.35 11 0.31 0.6 0.6 XLU h 11 -44UN 11 - 44UN 44 6.35 11 0.33 0.6 0.6 1/8P Externa d 11 -40UN 11 - 40UN 40 6.35 11 0.37 0.6 0.6 11 -36UN 11 -36UN 36 6.35 11 0.41 0.6 0.6 Ul 22- 4.5UN 4.5 12.7U 22 3.26 2.4 11.0 11 -32UN 11 -32UN 32 6.35 11 0.46 0.6 0.6 22-4UN 4 12.7U 22 3.57 2.4 11.0 1/4P Internal 11 - 28UN 11- 28UN 28 6.35 11 0.52 0.6 0.7 03c 27 - 3UN 3 15.875U 27 4.89 2.7 13.7 CD 11 - 27UN 11 - 27UN 27 6.35 11 0.54 0.7 0.8 c 11 - 24UN 11 - 24UN 24 6.35 11 0.61 0.7 0.8 1/8P External 11 - 20UN 11 - 20UN 20 6.35 11 0.73 0.8 0.9 d 11 - 18UN 11 -18UN 18 6.35 11 0.81 0.8 1.0 11 -16UN 11 - 16UN 16 6.35 11 0.92 0.9 1.1 11 - 14UN 11 - 14UN 14 6.35 11 1.05 0.9 1.1 11 - 12UN 11 -12UN 12 6.35 11 1.22 0.8 1.1 11 - 11 UN 11 - 11 UN 11 6.35 11 1.33 0.8 1.1 16-72UN 16 - 72UN 72 9.525 16 0.20 0.8 0.3 16-64UN 16-64UN 64 9.525 16 0.23 0.8 0.4 029 16-56UN 16-56UN 56 9.525 16 0.26 0.7 0.4 x 030 CDc 16-48UN 16 - 48UN 48 9.525 16 0.31 0.6 0.6 1/4P Internal American UN (V Style) CD c 16 - 44UN 16 - 44UN 44 9.525 16 0.33 0.6 0.6 L 16-40UN 16 - 40UN 40 9.525 16 0.37 0.6 0.6 Pitch Dimensions 16-36UN 16-36UN 36 9.525 16 0.41 0.6 0.6 1/8P Externa CD CL Designation Designation(Right)(Left) (tpi) d L hmin x f t Picture 16-32UN 16-32UN 32 9.525 16 0.51 0.6 0.6 16-28UN 16-28UN 28 9.525 16 0.52 0.6 0.7 VER 11 - 20UN VEL 11 - 20UN 20 6.35 11 0.78 0.69 2.3 3.2 16-27UN 16- 27UN 27 9.525 16 0.54 0.7 0.8 11 -18UN 11 - 18UN 18 6.35 11 0.87 0.69 2.2 3.2 16-24UN 16- 24UN 24 9.525 16 0.61 0.7 0.8 11 -16UN 11 - 16UN 16 6.35 11 0.97 0.69 2.2 3.2 16-20UN 16- 20UN 20 9.525 16 0.73 0.8 0.9 11 -14UN 11 -14UN 14 6.35 11 1.11 0.69 2.0 3.2 16-18UN 16- 18UN 18 9.525 16 0.81 0.8 1.0 11 - 12UN 11 - 12UN 12 6.35 11 1.30 0.69 1.8 3.2 16-16UN 16- 16UN 16 9.525 16 0.92 0.9 1.1 16-32UN 16-32UN 32 9.525 16 0.48 1.1 3.0 3.6 1/4P Internal 16-14UN 16-14UN 14 9.525 16 1.05 0.9 1.2 16-28UN 16-28UN 28 9.525 16 0.56 1.1 3.0 3.6 16-13UN 16- 13UN 13 9.525 16 1.13 1.0 1.3 16-12UN 16- 12UN 12 9.525 16 1.22 1.1 1.4 CD 16-24UN 16-24UN 24 9.525 16 0.65 1.1 2.9 3.6c 1/8P Externa CD 16-20UN 16-20UN 20 9.525 16 0.78 1.1 2.7 3.6 t 16-11.5UN 16-11.5UN 11.5 9.525 16 1.28 1.1 1.5 x LU 16-18UN 16-18UN 18 9.525 16 0.87 1.1 2.6 3.6 16 - 11 UN 16- 11UN 11 9.525 16 1.33 1.1 1.5 16-16UN 16-16UN 16 9.525 16 0.97 1.1 2.55 3.6 16-1OUN 16- 10UN 10 9.525 16 1.47 1.1 1.5 16-14UN 16-14UN 14 9.525 16 1.11 1.1 2.5 3.6 16-9UN 16-9UN 9 9.525 16 1.63 1.2 1.7 16-12UN 16-12UN 12 9.525 16 1.30 1.1 2.2 3.6 16-8UN 16-8UN 8 9.525 16 1.83 1.2 1.5 16-1OUN 16-10UN 10 9.525 16 1.56 1.1 2.1 3.6 22-7UN 22 - 7UN 7 12.7 22 2.09 1.6 2.3 16-8UN 16-8UN 8 9.525 16 1.95 1.1 2.0 3.6 22-6UN 22-6UN 6 12.7 22 2.44 1.6 2.3 22-5UN 22 - 5UN 5 12.7 22 2.93 1.7 2.3 27-4.5UN 27 - 4.5UN 4.5 15.875 27 3.26 1.9 2.4 27-4UN 27 - 4UN 4 15.875 27 3.67 2.1 2.7