Hunter I-40 4 in. Pop-Up Stainless Full-Circle Opposing-Nozzle Rotor with Check Valve
The Hunter I-40 is a stainless commercial rotor for large turf, parks, and sports fields. This case is the I4004SSON: 4 in. pop-up, full-circle opposing nozzle.
Key Specifications
- Case quantity: 12
- Manufacturer model: I4004SSON
- Pop-up: 4 in.
- Riser: stainless steel (standard on the I-40)
- Pattern: full-circle opposing nozzle
- Inlet: 1 in. NPT
- Six nozzles included
- Radius, I-40 opposing-nozzle: 52 ft to 76 ft
- Flow, I-40 opposing-nozzle: 13.0 to 33.7 GPM
- Recommended pressure range: 40 to 100 PSI
- Operating pressure range: 40 to 100 PSI
- Precipitation rate: about 0.4 in/hr
- Nozzle trajectory: 25°
- Drain check valve: factory installed, up to 15 ft of elevation
- Warranty: 5 years
- Opposing nozzle, full-circle model. Part- and full-circle in one model is not available on opposing-nozzle models.
Frequently Asked Questions
How many I-40 rotors are in the I4004SSON case?
This case contains 12 Hunter I4004SSON rotors.
What radius and flow does Hunter publish for this I-40?
Hunter publishes 52 ft to 76 ft and 13.0 to 33.7 GPM for the opposing-nozzle I-40.
Is the riser stainless, and is the check valve included?
Yes. Stainless steel is standard on the I-40, and Hunter lists a factory drain check valve rated up to 15 ft of elevation.
Is this the full-circle opposing-nozzle model or the adjustable model?
This is the full-circle opposing-nozzle model. Hunter’s part- and full-circle adjustment is not offered on opposing-nozzle I-40 models.










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