Skip to content
Hunter HK-55 quick coupler valve key showing 1¼-inch stainless steel lug inlet and 1-inch female outlet, angled studio view.

Hunter HK-55 Quick Coupler Key, 1.25" Inlet

Brand: Hunter
Save 27%
$164.71
$119.42
SKU HK55
In Stock (21)

Notify me when back in stock

The Hunter HK-55 quick coupler key provides fast, secure access to in-ground irrigation water through standard 1.25-inch quick coupler valves. Built for professionals, this key is engineered for reliable field use and broad cross-brand compatibility.

  • Model & SKU: HK-55 (SKU HK55) — 1¼" single stainless steel lug inlet with a 1" female outlet for common hose swivels.
  • Compatibility: Directly compatible with Hunter HQ-5 and works with HS-1 and HS-2 hose swivels; fits most standard 1.25" brass quick coupler valves used by major manufacturers.
  • Durability: Precision-machined components and stainless steel lug provide corrosion resistance and long service life in both residential and commercial irrigation systems.
  • Installation & Use: Thread the key into the valve housing for immediate water access. Designed for field service, maintenance, and quick temporary hookups.
  • Origin & Ordering: Factory-manufactured SKU HK55; consult product spec sheet and Hunter documentation for installation details and ordering quantities.

Choose the HK-55 to standardize your service kit and speed valve access on job sites. Verify valve housing dimensions before purchase and contact technical support or your distributor for compatibility questions.

Reviews

Frequently Asked Questions

What valves and swivels is the Hunter HK-55 compatible with?
The HK-55 fits Hunter HQ-5 and works with HS-1 and HS-2 hose swivels. It also fits most standard 1.25" brass quick coupler valves from major brands.
How do I install the HK-55 quick coupler key?
Thread the key into the valve's 1.25" quick coupler housing until secure, then attach the handle or swivel as needed. No special tools required for typical installations.
What are the inlet and outlet sizes on the HK-55?
The HK-55 has a 1.25" single stainless steel lug inlet and a 1" female outlet, suitable for common hose swivels and quick hookups.