{"product_id":"640-0045-toro-640-45-degree-drive-assy","title":"Toro 640 Drive Assembly — 45° Rotary Drive (640-0045)","description":"\u003cp\u003eThe Toro 640 Drive Assembly (SKU 640-0045) is the 45° drive component for Toro 640 Series commercial rotary sprinklers. Built for athletic fields, parks and large turf installations, it replaces the rotating drive mechanism to restore reliable, precision performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e45° drive assembly — engineered for a precise 45° part-circle arc and consistent coverage.\u003c\/li\u003e\n\u003cli\u003eStainless-steel-encased gear-drive and stainless-steel retraction spring improve durability and service life.\u003c\/li\u003e\n\u003cli\u003eStandard rubber cover and small exposed surface reduce impact damage and player hazards on turf.\u003c\/li\u003e\n\u003cli\u003eStandard check valve prevents low-head drainage; pop-up to nozzle is 60 mm (2 3\/8\").\u003c\/li\u003e\n\u003cli\u003eCompatible with Toro 640 bodies including Check‑O‑Matic and Valve‑in‑Head; use with five nozzle options and twelve arc settings.\u003c\/li\u003e\n\u003cli\u003eAdjustment screw allows up to 25% radius reduction; inlet is 1\" (25 mm) female-thread; recommended pressure 40–90 psi (2.8–6.2 bar).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis listing includes the drive assembly only; nozzles, stators and full rotor bodies are sold separately. Typical operating radius is 14.6–20.2 m (47–67 ft) with flows from 23.6–92.8 L\/min (6.0–25.0 GPM). Consult the Toro 640 Series documentation and a qualified irrigation professional for correct installation and warranty details. The 640 Series is backed by a five-year limited warranty when installed per manufacturer guidelines.\u003c\/p\u003e","brand":"Toro","offers":[{"title":"Default Title","offer_id":43672216713,"sku":"640-0045","price":110.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1987\/5531\/products\/640-0045-2_5aa6917a-429c-427c-9703-b21d048b9296.jpg?v=1503296437","url":"https:\/\/www.sprinklersupplystore.com\/products\/640-0045-toro-640-45-degree-drive-assy","provider":"Sprinkler Supply Store","version":"1.0","type":"link"}