b'GEARBOXES - WORM GEARW G 1 5 8 W O R M G E A R O P E R AT O RDIMENSIONS WORM GEAR262mmRugged, dependable,precision performancefor valves requiring90 rotation.165.5mm314mmMOUNTING PATTERN196mm393mmBored as required or supplied only with pilot holes4X5/8 - 11 UNC - 2BEQUALLY SPACED600mm ON A 5.5 BCMSS SP-101 FA14(other drilling on request)114mm287mmRight angle mitre box. Vertical stem option.Reliable rugged worm gear boxes with position indicators and adjustable Travel/stop screws for 1/4 turn ball valves, plug valves etc.Weatherproof housing, manufactured from high strength ductile iron, seals at bottom of worm gear hub to protect and isolate internal operating parts from dirt and water.Carbon steel one-piece input shaft and worm gear are supported by ball or tapered roller bearings for increasedefficiency.Nosleevebearingsareused.Durable ductile iron worm segments are standard.Adjusting screws allow a + or - 5 range at end of travel. Permanentlylubricatedwithgenerousamountsofhighqualitygrease.Greasefittingsarestandardonallmodels.QUICK REFERENCEUnit ApproximateMaximumInput Torque Unit Maximum Bore SizeMinimum BoreMountingType Weight in KG Output Torque NM NM Ratio SquareRectangularSize MM Pattern MSS W/O Wheel Keyway Keyway SP-10147.8mm WITH49.3mm WITHFA14WG158 15.5 2500 150 70:1 12.7mm X 12.7mm 12.7mm x 9.53mm20 * (4) 5/8-11 UNC-2B KEYWAY KEYWAY ON A 139.7MM PCD* Other drillings on requestDIAMOND GEAR - Gearboxes 19'