THREADING IC50M IC250 IC08 IC908 IC806 IC1007 UNJ PDX ER/L-UNJ RE External UNJ Profile Laydown PDY Threading Inserts for the Aviation lNSL and Aerospace Industries IC External right-hand shown NUT Dimensions Tough 1 Hard 5/16 TP 60° REmax 0.18042TP REmin 0.15011TPSCREW Designation IC TPI(1) RE INSL PDY PDX 11ER 28 UNJ 6.35 28.0 0.14 11.00 0.6 0.6 • 11ER 24 UNJ 6.35 24.0 0.16 11.00 0.7 0.8 • 11ER 20 UNJ 6.35 20.0 0.19 11.00 0.8 0.9 • 16ER 40 UNJ 9.52 40.0 0.10 16.49 0.6 0.6 • 16ER 36 UNJ 9.52 36.0 0.11 16.49 0.6 0.6 • 16ER 32 UNJ 9.52 32.0 0.13 16.49 0.6 0.6 • • 16EL 28 UNJ 9.52 28.0 0.15 16.49 0.6 0.6 • 16ER 28 UNJ 9.52 28.0 0.15 16.49 0.6 0.6 • • 16EL 24 UNJ 9.52 24.0 0.16 16.49 0.7 0.8 • 16ER 24 UNJ 9.52 24.0 0.18 16.49 0.7 0.8 • • 16EL 20 UNJ 9.52 20.0 0.21 16.49 0.8 0.9 • 16ER 20 UNJ 9.52 20.0 0.21 16.49 0.8 0.9 • • • • 16EL 18 UNJ 9.52 18.0 0.23 16.49 0.7 0.8 • 16ER 18 UNJ 9.52 18.0 0.23 16.49 0.7 0.8 • • • 16EL 16 UNJ 9.52 16.0 0.26 16.49 0.9 1.2 • 16ER 16 UNJ 9.52 16.0 0.26 16.49 0.9 1.2 • • • • 16EL 14 UNJ 9.52 14.0 0.30 16.49 1.1 1.2 • 16ER 14 UNJ 9.52 14.0 0.30 16.49 1.0 1.2 • • • 16ER 13 UNJ 9.52 13.0 0.29 16.49 1.1 1.3 • 16EL 12 UNJ 9.52 12.0 0.35 16.49 1.1 1.2 • 16ER 12 UNJ 9.52 12.0 0.35 16.49 1.0 1.2 • • 16ER 11 UNJ 9.52 11.0 0.32 16.49 1.1 1.5 • 16ER 10 UNJ 9.52 10.0 0.38 16.49 1.1 1.5 • • 16EL 8 UNJ 9.52 8.0 0.48 16.49 1.2 1.6 • 16ER 8 UNJ 9.52 8.0 0.48 16.49 1.2 1.6 • • UNJ MIL-S-8879C 9-1992 Class 3A • Only right-hand inserts are available in grade IC806 and IC1007 • Thread milling application available only for inserts size 06, 08, 11 • For Insert Identification System, see pages 638-639 • For technical information and detailed cutting data, see pages 711-727 (1) Threads per inch For tools, see pages: C#-SER/L (701) • SER-D (702) • SER/L (700) • SER/L-JHP (701) • SER/L-JHP-MC (702) 680 ISCAR