THREADING IC250IC250 IC908IC908IC908 BUT (API BUTRESS CASING) PDX ER-BUT External BUT - Oil Thread PDY Profile Laydown Threading INSL Inserts for Buttress Casing IC External right-hand shown 3° NUT10° Dimensions Tough 1 Hard 90° IPF SCREW Designation IC TPI(1) INSL IPF PDY PDX Size(2) 22ER 5 BUT 0.75 12.70 5.0 22.00 0.75 2.2 2.4 4-1/2" - 13-3/8" • • 22ER 5 BUT-1.00 12.70 5.0 22.00 1.0 2.3 2.4 16" - 20" • • For Insert Identification System, see pages 638-639 • API STD.5B • For technical information and detailed cutting data, see pages 711-727 (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-BUT Internal BUT - Oil Thread PDY Profile Laydown Threading INSL Inserts for Buttress Casing IC Internal left-hand shown 3° NUT10° Dimensions Tough 1 Hard 90° IPF SCREW Designation IC TPI(1) INSL IPF PDY PDX Size(2) 22IR 5 BUT 0.75 12.70 5.0 22.00 0.75 2.2 2.4 4-1/2" - 13-3/8" • 22IR 5 BUT 1.00 12.70 5.0 22.00 1.00 2.3 2.4 16" - 20" • • For Insert Identification System, see pages 638-639 • API STD.5B • For technical information and detailed cutting data, see pages 711-727 (1) Threads per inch (2) Connection no. or size For tools, see pages: AVC-D-SIR/L (707) • SIR/L (703) INSL S API BUTTRESS THREADING FLDC-B-E Double-Ended, Precision, BW Flat Top Threading Inserts Right-hand shown 3° NUT10° Dimensions 90° IPF SCREW Designation TPI(1) IPF BW S INSL FLDC-3-5B1E 5.0 1 6.35 8.74 22.60 • FLDC-4-5B1E 5.0 1 6.48 11.51 28.45 • FLDC-3-5B75E 5.0 3/4 6.35 8.74 22.60 • FLDC-4-5B75E 5.0 3/4 6.48 11.51 28.45 • (1) Threads per inch 692 ISCAR