ENERPAC - Industrial Tools Page 247
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Back-Up Spanners for Torque Wrenches ▼ BUS03 Back-Up Spanner (safety cable not shown) BUS Series Hexagon Sizes (A/F): 11•16 - 415•16 inches Hexagon Sizes (A/F): 27 - 120 mm Back-Up Spanners Hands free operation of a hydraulic torque wrench improves the safety of the operator significantly. Enerpac Back-Up Spanners are a handsfree tool that eliminates the need to use a flogging spanner as a backing tool. The Back-Up Spanners have been specifically designed to prevent them from locking onto the nut during bolt torquing operations. They fit easily onto the back nut and prevent it from turning during make up or break out of bolted joints. • • • • Hands free solution – improves operator safety Eliminates the need for flogging spanners Speeds up the bolting process Includes safety cable with quick-connect carabiners, stainless steel tethers and secure Allen-key fixings • Won’t lock on during operations • Lightweight, spark-free and non-impact for improved safety and ease of use • Two hexagon sizes in one tool D A S1 S2 C ▼ SELECTION CHART BACK-UP SPANNERS Hexagon Sizes (A/F) S1 to S2 S1 to S2 (in) (mm) Model Number 11/16 - 1¼" 27 - 32 17/16 - 1⅝" 36 - 41 113/16 - 2" 46 - 50 23/16 - 23/8" 55 - 60 29/16 - 2¾" 65 - 70 215/16 - 31•8" 75 - 80 3½ - 37/8" – 4¼ - 45/8" – 85 - 90 3¾ - 315/16" 95 - 100 4⅛ - 415/16" 105 - 110 115 - 120 BUS01 BUS02 BUS03 BUS04 BUS05 BUS06 BUS07 BUS08 BUS09 BUS10 BUS11 BUS12 B Dimensions (in) A B C Wt. D (lbs) 2.0 2.4 3.0 3.5 3.9 4.4 5.3 6.4 5.0 5.4 6.0 6.5 3.9 4.7 5.6 6.5 7.5 8.4 10.1 12.2 9.5 10.5 11.7 12.6 0.6 0.6 0.8 0.8 1.0 1.0 1.2 1.2 1.0 1.2 1.2 1.2 M8 M8 M8 M12 M16 M16 M20 M20 M16 M20 M20 M20 ▼ Enerpac Back-Up Spanners to be used to stop back nut from turning during make up or break out. 0.7 0.9 1.3 1.8 2.2 2.9 4.9 7.3 3.7 5.1 6.8 7.7 245
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