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Close-up of Toro 304-00 90-degree arc disc replacement for 300/340 series rotors, stainless-steel construction, snap-in installation, SKU 304-00.

Toro 304-00 90 Degree Arc Disc — Fits 300/340 Series Rotors

Brand: Toro
Save 44%
$5.27
$2.97
SKU 304-00
In Stock (58)

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Replacement 90-degree arc disc (SKU 304-00) designed for Toro 300-series multi‑stream rotors and compatible 340-series stream rotors. This small but essential part restores a precise 90° spray sector, helping maintain matched precipitation and consistent coverage on lawn and landscape installations.

  • Model: 304-00 arc disc for Toro 300/340 series rotors.
  • Coverage: Exact 90° sector to match rotor spacing and reduce overspray.
  • Compatibility: Fits Toro 300-series multi-stream rotors and 340-series stream rotors (snap-in replacement).
  • Construction: Durable stainless-steel option commonly stocked by irrigation suppliers for corrosion resistance and long service life.
  • Use case: Ideal for quick field repairs, routine maintenance, and matching existing rotor precipitation rates.

Easy to install as a snap-in disc, the 304-00 lets contractors and homeowners make fast, reliable repairs without changing the nozzle body. Sold individually; check quantity and stock levels for larger jobs. For installation help or compatibility checks, reference your rotor model number or contact a professional irrigation supplier.

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Frequently Asked Questions

What rotors is the 304-00 arc disc compatible with?
The 304-00 fits Toro 300-series multi‑stream rotors and is listed for use with 340-series stream rotors; snap-in replacement for those models.
How do I install the 90° arc disc in my rotor?
Turn off water, remove rotor nozzle cap, snap the disc into the nozzle head aligned to the desired sector, then test and adjust as needed.
Is the 304-00 disc corrosion resistant for outdoor use?
Suppliers commonly list a stainless-steel 304-00 option; stainless construction provides better corrosion resistance for long service life.