C63000 Nickel Aluminum Bronze, also known as AMS 4640 or HR50, is a high-strength copper-nickel-tin alloy. It is used in demanding applications where strength, toughness, wear resistance, corrosion resistance, fatigue performance, and dimensional reliability are required.

C63000 by Lebronze alloys is commonly specified for aerospace and aviation applications where general-purpose wear alloys may not provide the performance needed. It is a strong fit for components that operate under repeated load, motion, vibration, surface contact, and long service expectations. Common aerospace uses include landing gear bushings, landing gear bearings, actuator components, strut bushings, gears, cams, high-strength bushings, valve guides & seats, and other machined aircraft parts.

For aviation buyers, C63000 offers more than basic wear resistance. As a nickel aluminum bronze, it brings together strength, toughness, hardness, shock resistance, abrasion resistance, fatigue performance, and corrosion resistance in one material. That combination makes it valuable for parts where the material must support contact stress, repeated movement, dimensional stability, and long-term reliability.

C63000 AMS 4640 is often selected for landing gear bushings and bearings because these components must manage load, alignment, motion, and wear over time. C63000 can help support service life, reduce premature wear, and give aerospace OEMs, Maintenance, Repair & Operations (MRO) teams, machine shops, and component manufacturers confidence in the finished component.

Corrosion resistance is another important advantage of C63000 Nickel Aluminum Bronze. The alloy offers resistance to sea-water corrosion, saline mist, and oxidation, making it suitable for marine, aerospace, oil and gas, and industrial environments where exposure and long-term material performance are critical.

With inventory and support in Mississauga and Edmonton, and a Quebec sales office, Terra Nova Steel & Iron Inc. helps buyers source C63000 AMS 4640 material with local Canadian supply confidence, responsive quoting, processing support, and knowledgeable service.