V-Series Gearbox

V-Series Gearbox

The Flowserve Limitorque V series of bevel gearboxes is designed for manual and motorized operation of gate and globe valves as well as slide gates.

Brand: Limitorque
Category: Limit Switch
Industries <ul><li><strong>General Industries:</strong> Mining</li><li><strong>Water:</strong> Water Management, Wastewater</li><li><strong>Oil & Gas:</strong> Midstream Transportation, Downstream Processing</li><li><strong>Power:</strong> Conventional Steam, Geothermal, Combined Cycle</li></ul>
Mechanical Advantage Ranges From 3.1 to 184.3
Enclosure Rating IP67 for weatherproof and temporary submersion service.
Options Spur gear attachments reduce input torque required for manual operation.
Input Type Manual input or motorized (can be motorized with Limitorque MX, L120, or SMB actuators).
Housing Material Ductile Iron
Max Input Torque Required 79 Nm (58 ft-lb)
Design Temperature <ul><li><strong>Standard:</strong> -35°C to 90°C</li><li><strong>Low Temp:</strong> Down to -50°C</li></ul>
Type Bevel Multi-Turn Gearbox (gate and globe valves, slide gates).
Mounting Options Mounting flanges are MSS as standard, with ISO available as an option
Max Output Thrust 11500 kN (2.585 million lbf)
Output Shaft Type Splined, keyed shaft options available.
Gear Ratio Ranges from 3.25:1 to 200:1
Max Output Torque 142000 Nm (104734 ft-lb)
Configurations Weatherproof or Submersible

​​Broad application versatility provided by excellent sealing of mating surfaces, which allows for weatherproof or temporary submersion applications

Increased uptime facilitated by roller bearing-supported shaft and high-strength bevel gearing, which are rated for extremely high thrust and torque requirements

Longer service life via ductile iron housing and roller bearing-supported shafts and drive sleeve that provide durability

Features top-entry stem nut

-30°C to 90°C ambient temperature range

Weatherproof and temporary submersion construction (IP67)

Maintenance-free

Input flanges machined in accordance with MSS SP-102, with keyed input shaft

Mounting flanges are MSS as standard, with ISO available as an option

Splined, bronze alloy stem nut is removable from the drive sleeve for thread machining

High-strength bevel pinion and ring gear

Roller bearing supported for high mechanical advantage

Ductile iron enclosure