IC250 IC908IC908IC908 THREADING INSL S API BUTTRESS THREADING FLDC-B-I Double-Ended, Precision, BW Flat Top Threading Inserts Right-hand shown 3° NUT10° Dimensions 90° IPF SCREW Designation TPI(1) IPF BW PDX S INSL FLDC-3-5B1I 5.0 1 6.35 10.22 8.74 22.60 • FLDC-4-5B1I 5.0 1 6.48 16.05 11.51 28.45 • FLDC-3-5B75I 5.0 3/4 6.35 10.22 8.74 22.60 • FLDC-4-5B75I 5.0 3/4 6.48 16.05 11.51 28.45 • (1) Threads per inch Extreme Line Casing PDX ER-EL External EL - Extreme Line PDY Oil Thread Profile Laydown INSL Threading Inserts IC External right-hand shown 6° 6° NUT Dimensions Tough 1  Hard TAPER- IPF 90° SCREW Designation IC TPI(1) INSL IPF PDY PDX Size(2) 22ER 6 EL 1.5 12.70 6.0 22.00 1.5 1.9 1.9 5" - 7-5/8" • • 22ER 5 EL 1.25 12.70 5.0 22.00 1.25 2.1 2.0 8-5/8" - 10-3/4" • • For Insert Identification System, see pages 638-639 • ANSI B1.9.1973 Class 2 (1) Threads per inch (2) Connection no. or size For tools, see pages: C#-SER/L (701) • SER-D (702) • SER/L (700) PDX IR-EL Internal EL - Extreme Line PDY Oil Thread Profile Laydown INSL Threading Inserts IC Internal left-hand shown 6° 6° NUT Dimensions TAPER- IPF90° SCREW Designation IC TPI(1) INSL IPF PDY PDX Size(2) 22IR 6 EL 1.5 12.70 6.0 22.00 1.5 1.9 1.9 5" - 7-5/8" • • For Insert Identification System, see pages 638-639 • ANSI B1.9.1973 Class 2 (1) Threads per inch (2) Connection no. or size For tools, see pages: AVC-D-SIR/L (707) • SIR/L (703) 693