ZAGO Manufacturing Co., Inc.

ZAGO Manufacturing Co., Inc is a US-based ISO 9001 certified manufacturer of high-performance sealing fasteners and switch boots, located in Newark, New Jersey.

We specialize in providing contaminant-free sealing solutions for a diverse range of industries, including military & defense, aerospace, electronics, offshore wind, medical devices, robotics, and more. Our products – such as Mil-Spec 3212/3213 Sealing Screws, Sealing Bolts, and Switch Boots – are engineered to prevent contaminants from entering or escaping equipment, ensuring optimal performance and reliability.

ZAGO distinguishes itself through its commitment to sustainability, demonstrated by its solar array, recycling programs, and membership in the New Jersey Sustainable Business Registry. We’re proud to be a trusted partner for engineers and OEMs worldwide, offering custom solutions and a dedication to quality.

In 2017, ZAGO was recognized as ‘Manufacturer of the Year - Small Business’ by the New Jersey Manufacturing Extension Program, solidifying our position as a model manufacturer in the state.