
THREADING Partial Profle 55° (Whitworth) RE PDX PDX RE ER/L-55° External Laydown Threading PDY PDY INSL Inserts with a 55° Partial INSL Profile for General Industry IC IC External right-hand shown NUT Dimensions Tough 1 Hard 55° IC1007 SCREW IC50M IC228 IC250 IC808 IC908 Designation IC TPN(2) TPX(3) TPIX(4) TPIN(5) INSL RE PDY PDX 11ER A 55 6.35 0.500 1.500 48.00 16.00 11.00 0.05 0.8 0.9 • • 16EL A 55 9.52 0.500 1.500 48.00 16.00 16.49 0.05 0.8 0.9 • • 16ER A 55 9.52 0.500 1.500 48.00 16.00 16.49 0.05 0.8 0.9 • • • 16EL AG 55 9.52 0.500 3.000 48.00 8.00 16.49 0.07 1.2 1.7 • • 16ER AG 55 9.52 0.500 3.000 48.00 8.00 16.49 0.07 1.2 1.7 • • • • 16ERB AG 55 (1) 9.52 0.500 3.000 48.00 8.00 16.49 0.07 1.2 1.7 • 16ERM AG 55 (1) 9.52 0.500 3.000 48.00 8.00 16.49 0.07 1.2 1.7 • • • • • 16EL G 55 9.52 1.750 3.000 14.00 8.00 16.49 0.20 1.2 1.7 • 16ER G 55 9.52 1.750 3.000 14.00 8.00 16.49 0.23 1.2 1.7 • • 16ERB G 55 (1) 9.52 1.750 3.000 14.00 8.00 16.49 0.23 1.2 1.7 • 16ERM G 55 (1) 9.52 1.750 3.000 14.00 8.00 16.49 0.23 1.2 1.7 • • • • 22EL N 55 12.70 3.500 5.000 7.00 5.00 22.00 0.42 1.7 2.5 • 22ER N 55 12.70 3.500 5.000 7.00 5.00 22.00 0.48 1.7 2.5 • • 22UEIRL U 55 12.70 5.500 8.000 4.50 3.25 22.00 0.60 0.9 11.0 • • 27ER Q 55 15.88 5.500 6.000 4.50 4.00 27.50 0.60 2.0 2.9 • • 27UEIRL U 55 15.88 6.500 9.000 4.00 2.75 27.50 0.81 1.2 13.7 • • For insert identification system, see pages 638-639 • For threading between walls use GRIP-type inserts TIP-WT, GEPI-WT, TIPI-WT • For detailed cutting data, see page 711 (1) With pressed chipformer (2) Threads per inch maximum (3) Threads per inch minimum (4) Threads per inch maximum (5) Threads per inch minimum For tools, see pages: C#-SER/L (701) • SER-D (702) • SER/L (700) RE PDX PDY PDX U-Type RE IR/L-55° Internal Laydown Threading PDY lNSL Inserts with a 55° Partial lNSL Profile for General Industry IC IC Internal left-hand shown NUT Dimensions Tough 1 Hard 55° SCREW IC1007 IC50M IC228 IC928 IC250 IC508 IC808 IC908 Designation IC TPIX(2) TPIN(3) INSL RE PDY PDX 06IL A 55 4.00 48.00 20.00 6.88 0.07 0.6 0.6 • 06IR A 55 4.00 48.00 20.00 6.88 0.08 0.6 0.6 • 08IL A 55 5.00 48.00 16.00 8.24 0.08 0.6 0.7 • 08IR A 55 5.00 48.00 16.00 8.24 0.08 0.6 0.7 • • • 08UIRL U 55 5.00 18.00 12.00 8.24 0.10 0.9 4.0 • 11IL A 55 6.35 48.00 16.00 11.00 0.05 0.8 0.9 • • 11IR A 55 6.35 48.00 16.00 11.00 0.05 0.8 0.9 • • • • 16IR A 55 9.52 48.00 16.00 16.49 0.05 0.8 0.9 • • 16IL AG 55 9.52 48.00 8.00 16.49 0.07 1.2 1.7 • 16IR AG 55 9.52 48.00 8.00 16.49 0.07 1.2 1.7 • • 16IRB AG 55 (1) 9.52 48.00 8.00 16.49 0.07 1.2 1.7 • 16IRM AG 55 (1) 9.52 48.00 8.00 16.49 0.05 1.2 1.7 • • • • 16IL G 55 9.52 14.00 8.00 16.49 0.20 1.2 1.7 • 16IR G 55 9.52 14.00 8.00 16.49 0.23 1.2 1.7 • • • 16IRB G 55 (1) 9.52 14.00 8.00 16.49 0.23 1.2 1.7 • 16IRM G 55 (1) 9.52 14.00 8.00 16.49 0.20 1.2 1.7 • • • • 22IR N 55 12.70 7.00 5.00 22.00 0.42 1.7 2.5 • • • 27IR Q 55 15.88 4.00 4.00 27.50 0.60 2.0 2.9 • • For insert identification system, see pages 638-639 • For threading between walls use GRIP-type inserts TIP-WT, GEPI-WT, TIPI-WT. • For detailed cutting data, see page 711 (1) With pressed chipformer (2) Threads per inch maximum (3) Threads per inch minimum For tools, see pages: AVC-D-SIR/L (707) • MGSIR/L (118) • PICIN-MGSIR/L (386) • SIR/L (703) 640 ISCAR