1/4″ Female Quick-Connect Pneumatic Coupler – D-Style

The 1/4″ Female D-Style Coupler is a durable, steel-plated quick-connect fitting designed for efficient pneumatic tool and hose connections. Featuring a 3-ball bearing locking mechanism, it provides a secure fit and smooth operation under frequent coupling and uncoupling. The plated steel body ensures resistance to rust and wear, making it a reliable choice for shop, industrial, and field applications.

Its basic 1/4″ flow size delivers consistent air supply, while the Diamond-U D-style interchange ensures compatibility with a wide range of pneumatic plugs. Designed for up to 250°F maximum operating temperature, this coupler handles demanding environments with confidence.