Hunter HK-44 Quick Coupler Key for HQ-44, 1" Inlet

Built for in-ground quick-coupler systems, the Hunter HK-44 Quick Coupler Key (SKU: HK44) fits standard 1" quick-coupler valves. It features a 1" stainless lug inlet and a combination 1" male / 3/4" female outlet engineered for reliable connections with HQ-44 valves and common hose swivels.

• Compatibility: Designed for HQ-44 valves and HS-1, HS-2, HS-1B, HS-2B swivels — ensures interchangeability across standard Hunter quick-couplers.
• Inlet & Outlet: 1" single stainless lug inlet; combination 1" male / 3/4" female outlet for flexible hose and adapter connections.
• Durability: Stainless lug inlet provides corrosion resistance and a precision mating surface to minimize leakage and wear in frequent-use installations.
• Serviceable Design: Simple insertion and removal offers fast water access for maintenance without special tools or system depressurization.
• Part Information: Manufacturer SKU HK44 with downloadable Hunter specification sheets and pressure-loss charts for contractors and installers.
• Applications: Ideal for residential and commercial irrigation, golf courses, and landscape maintenance programs requiring secure, reliable quick-coupler access.

Keep an HK-44 key available for crews and sites that use HQ-44 quick couplers. For full technical details, pressure-loss data, and installation notes, refer to Hunter's technical documentation or contact our product specialists for sizing and compatibility guidance.