API6A MUD GATE VALVE X-DM PAGE 81 Item No. Description 1 Lube Fitting Steel 2 Hub Assembly Steel 3 Pin, Lock Handle Steel 4 Lock Handle Steel 5 Coupling WCB Steel 6 Stem Screw Seal 70 D Buna-N 75 DViton 7 Screw Housing Steel 8 Lock Screw Steel 9 Stem Screw Steel 10 Secondary Seal 90 D Buna-N 90 DViton 11 Retainer Steel 12 Stem Seal Assembly (includes bronze bushing) 90 D Buna-N 90 DViton 13 Bonnet (A487 Steel) 4130 1029 14 Stem 316SS 316SS or 410SS 15 Gate 316SS 316SS or 410SS 16 Seat Steel 90 D Buna-N Seat 316SS or 410SS 70 D Buna-N 90 DViton 17 Bonnet Seal 90 D Buna-N 90 DViton 18 Index Pin Steel 19 Body Screwed End LP (NPT) EUE Flanged End RTJ Weld End Sch 80 Sch XXH Sch 160 BILL OF MATERIAL 2” - 2000, 3000 & 5000 WP 11 MUD GATE VALVE Example only, parts and materials can vary according to specified trim, pressure and model variations. Refer to as-built drawing for each pressure class.