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Junk Mills

Design Features: Standard bail and double pin (male) alloy sub The washpipe and packing are box structure, convenient to replacing on drill floor, no need to disassemble rotary hose and gooseneck, Hole in gooseneck top provides passageway for well logging wireline. Standard gooseneck connection, screw thread conforms to API STD 5B. Conform to API Spec 8A and marked with API monogram. Specification Model SL90 SL135 SL225 SL450 SL585 Max. static load (KN) 900 1350 2250 4500 5850 Max. rotary speed (r/min) 300 300 300 300 300 Max. working pressure MPa (psi) 25 (3570) 35 (5000) 35 (5000) 35 (5000) 35 (5000) Clearance between bail and gooseneck mm (in) 435 (17 1/8) 495 (19 1/2) 540 (21 1/4) 549 (21 5/8) 584 (23) Center pipe diameter mm(in) 64 (2 1/2) 64 (2 1/2) 75 (3) 75 (3) 75 (3) Center pipe upper screw thread Connect to center pipe API (In) 4 1/2 REG LH 4 1/2 REG LH 6 5/8 REG LH 7 5/8 REG LH 7 5/8 REG LH Center pipe lower Screw thread Connect to Kelly API (In) 6 5/8 REG LH 6 5/8 REG LH 6 5/8 REG LH 6 5/8 REG LH 6 5/8 REG LH Gooseneck connection screw thread 3″-8 teeth/inch 3″-8 teeth/inch 4″-8 teeth/inch 4″-8 teeth/inch 4″-8 teeth/inch Dimension (L x W x H) (mm) 2505×758 ×840 2505×758 ×840 2880×1026 ×1065 3015×1096 ×1065 3115×1224 ×990 Weight (kg) 940 1345 2402 3310 3230 Note: For above models, spinner (makeup and breakout) is optional.


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