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235000 Hunter Check Valve Spring

Hunter 235000 Check Valve Spring for PGP & I-20 Rotors

Brand: Hunter
Save 63%
$2.09
$0.78
SKU 235000

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Hunter 235000 check valve spring is an OEM replacement part designed for Hunter PGP and I-20 gear-driven rotors. It helps the check valve maintain a reliable seal to limit low-head drainage and water loss between stations.

  • OEM compatibility: Exact Hunter replacement (SKU 235000) for PGP and I-20 models, fitting original check valve assemblies.
  • Function: Restores check valve operation to reduce water waste and prevent unwanted drainage through the rotor.
  • Easy installation: Simple swap-in replacement; most installations require only basic tools and standard rotor servicing.
  • Service tip: Sold as a single spring—inspect the filter screen and seals while servicing the check valve assembly.
  • Durability: Designed to meet Hunter part tolerances; replace when the valve shows leakage or poor sealing.
  • Documentation: Listed in Hunter parts and replacement guides; verify model and SKU before ordering.

Ideal for irrigation professionals and experienced DIYers maintaining gear-driven rotor systems. If you are unsure about fit or installation, consult Hunter product literature or contact a qualified irrigation technician for assistance.

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Frequently Asked Questions

Will this spring fit my PGP and I-20 rotors?
Yes. Hunter SKU 235000 is the OEM check valve spring for PGP and I-20 models; verify model compatibility before ordering.
How do I replace the check valve spring in my rotor?
Remove the nozzle and filter/check valve assembly, swap the spring, then reassemble. Refer to Hunter service literature or a qualified technician.
Does this part prevent low-head drainage after installation?
Yes. The check valve spring helps the check valve hold water and reduce low-head drainage; effectiveness depends on system pressure and condition.
Is this an original Hunter replacement part?
Yes. SKU 235000 is an original Hunter replacement designed to match factory fit and function for PGP and I-20 rotors.