Rotork plc Hand Operated Worm Gearbox HOW/MPR

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Hand Operated Worm Gearbox - HOW/MPR - Rotork plc
Bath, United Kingdom
Hand Operated Worm Gearbox
HOW/MPR
Hand Operated Worm Gearbox HOW/MPR
Hand Operated Worm Gearbox Designed to suit manual applications, the HOW/MPR worm gear operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves. The HOW/MPR gear operators include low lead angle gearing designed to be inherently self-locking. Torque range from 39,000 Nm (28,765 lbf.ft) to 264,000 Nm (194,716 lbf.ft). 9 sizes. Ratios from 1229:1 to 7171:1. Carefully chosen ratios to meet manual rim effort requirements Protected steel input shaft Removable output sleeve Ductile iron gearcase Angular contact bearings supporting worm shaft Repositionable baseplate facility Options include: High and low temperatures Stainless steel input shaft All types of environment Limit switches Fixed and flexible extensions Chain wheels

Hand Operated Worm Gearbox

Designed to suit manual applications, the HOW/MPR worm gear operators are quarter-turn devices intended for the operation of ball, plug and butterfly valves.

The HOW/MPR gear operators include low lead angle gearing designed to be inherently self-locking.

Torque range from 39,000 Nm (28,765 lbf.ft) to 264,000 Nm (194,716 lbf.ft). 9 sizes. Ratios from 1229:1 to 7171:1.

  • Carefully chosen ratios to meet manual rim effort requirements
  • Protected steel input shaft
  • Removable output sleeve
  • Ductile iron gearcase
  • Angular contact bearings supporting worm shaft
  • Repositionable baseplate facility

Options include:

  • High and low temperatures
  • Stainless steel input shaft
  • All types of environment
  • Limit switches
  • Fixed and flexible extensions
  • Chain wheels
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Technical Specifications

  Rotork plc
Product Category Gearboxes and Gearheads
Product Number HOW/MPR
Product Name Hand Operated Worm Gearbox
Gearing Worm
Operating Temperature -40 to 248 F (-40 to 120 C)
Gear Ratio 1229 to 7171 (X : 1)
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