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    3/4″ Brass Push-In Tube Support for SAE J844 Nylon Air Brake Tubing

    Part #: TRS-984-12W

    High-strength 3/4″ brass push-in tube support insert for reinforcing SAE J844 nylon air brake tubing. Designed to prevent tubing collapse and ensure a tight, durable seal within DOT air brake and pneumatic systems. Ideal for use in heavy-duty vehicles, trailers, and in-cab air controls. Ensures long-term system integrity in high-pressure applications.