Overview
The King Instrument 75302117C08 is a precision acrylic tube flowmeter engineered for accurate flow measurement in applications requiring 1–10 GPM capacity. This economical flowmeter combines durable machined cast acrylic construction with corrosion-resistant internal components, making it ideal for OEM assembly lines, laboratory testing, and process monitoring in water treatment, HVAC, beverage dispensing, and chemical handling systems.
Key Features
- Machined cast acrylic metering tube for excellent clarity and direct scale readability
- 316L stainless steel internal components for chemical resistance and longevity
- PVC standard fitting material with NPT horizontal inlet/outlet connections
- 10-inch tube length for easy installation in tight spaces
- Wide 1–10 GPM measurement range on single scale
- Optional inlet metering valve available for flow control
Technical Specifications
- Metering Tube Material: Machined cast acrylic
- Internal Components: 316L stainless steel
- Standard Fitting Material: PVC
- Inlet/Outlet Connections: NPT, horizontal orientation
- Flow Range: 1–10 gallons per minute (GPM)
- Tube Length: 10 inches
- Float Type: Glass or stainless steel (verify with order)
- Scale Graduation: Direct reading, screen-printed
Typical Applications
- Water treatment and filtration systems
- HVAC and air handling unit monitoring
- Beverage dispensing and vending equipment
- Chemical and liquid storage tank fill/discharge
- Laboratory and industrial flow verification
- Hydraulic and pneumatic system diagnostics
Compatibility & Replacements
Compatible With
- Systems requiring NPT threaded 1/2″ to 1″ connections
- Horizontal flow line installations with gravity-fed or pump-driven flow
- Water, air, and compatible non-corrosive liquids (verify chemical compatibility)
- OEM equipment assembly and integration
Replaces / Drop-In Replacement For
Verify part compatibility with your system integrator before ordering. The King Instrument Company 75302117C08 is designed as a direct replacement for identical model applications; consult King’s distributor or technical support for cross-reference information.
Works With
- Optional King Instrument inlet metering valve accessories
- Inductive slot sensors and reed switch alarm options (available separately)
- Standard 1/2″ and 3/4″ NPT threaded piping systems
- Manual and automated flow monitoring applications




















