Straight Female - 1/4" FNPT x 3/8" PTC - DOT - SMC # KV2F11-35

The Air Lift Performance 21987 Straight Female Fitting is a precision-engineered pneumatic adapter designed to connect threaded ports to larger airline systems in air suspension setups. Featuring a push-to-connect (PTC) design, it enables quick installation while ensuring secure, leak-free airflow—ideal for maintaining consistent pressure and system reliability.

Key Technical Features:

• 1/4" FNPT (female) to 3/8" PTC connection for versatile air system integration
• Push-to-connect (PTC) design allows fast, tool-free airline installation
• Straight fitting configuration for direct, unrestricted airflow
• DOT-approved (SMC KV2F11-35) for automotive air suspension use
• High-quality SMC construction ensures durability and long-term reliability
• Sold as single fitting (qty. 1)

Compatibility & Fitment:

• Universal fit for air suspension and onboard air systems
• Compatible with 3/8" airline tubing (nylon or polyurethane)
• Designed for use with 1/4" FNPT threaded ports
• Ideal for Air Lift Performance systems (3P, 3H, and manual setups)
• Commonly used in leader line connections and air management plumbing

Why Choose This:
Built with proven SMC engineering and backed by Air Lift Performance, this fitting delivers precise fitment, dependable sealing, and professional-grade reliability for high-performance air suspension systems.