{"product_id":"hunter-180900-pgp04-set-screw","title":"Hunter PGP04 Replacement Set Screw for PGP Ultra \u0026 I-20 (180900)","description":"\u003cp\u003eReplacement set screw for Hunter PGP ULTRA and I-20 rotors (part 180900). This precision fastener restores secure fitting for rotor components so your irrigation heads operate reliably after routine service, repair, or part replacement. Keep this part on hand for maintenance and small repairs to prevent lost run-time or uneven coverage caused by a loose rotor component.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for Hunter PGP ULTRA and I-20 rotor models; reference part number 180900 when ordering or servicing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurpose:\u003c\/strong\u003e Secures internal rotor components and nozzle\/deflector assemblies to maintain proper alignment and spray performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Simple to replace during rotor service—remove the rotor cover or nozzle, seat the screw in the designated threaded hole, and tighten to manufacturer guidance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance tip:\u003c\/strong\u003e Inspect set screws during seasonal start-up and annual maintenance; replace if worn, stripped, or missing to avoid uneven watering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eService note:\u003c\/strong\u003e Use only the correct part number for compatible Hunter rotors and follow Hunter's published service instructions for torque and installation procedure.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis replacement set screw is an essential spare for irrigation professionals and homeowners maintaining Hunter PGP-series rotors. Keep the part number (180900) available when confirming compatibility or ordering additional components. If you are unsure about fit or installation, consult the rotor manual or contact a qualified irrigation technician for assistance.\u003c\/p\u003e","brand":"Hunter","offers":[{"title":"Default Title","offer_id":40304291610684,"sku":"180900","price":0.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/ScreenShot2022-08-05at10.00.12AM.png?v=1659716109","url":"https:\/\/www.sprinklersupplystore.com\/products\/hunter-180900-pgp04-set-screw","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}