About Us

National Lock Supply is your trusted provider of architectural door hardware. With our extensive inventory and competitive pricing, we lead the industry in quality and service.

Our Values

Architectural hardware and design trends may change, but our commitment to courtesy, respect, and honest, up-front value pricing has been the cornerstone of our business for three generations. As a local, family-owned business, we are dedicated to treating every person with the utmost respect, guided by the Golden Rule.

Connected to Our Industry

Staying connected to the industry we serve is a priority at National Lock Supply. Our professional associations and affiliations keep us deeply engaged and well-informed about emerging trends, regulatory initiatives, innovative approaches, and other relevant information that helps our customers succeed.

Committed to Your Success

National Lock Supply is more than just a name—it’s a promise. We are dedicated to understanding and meeting your needs, supporting your business at every step of our relationship. We provide the products you need, the support you want, and the services that ensure your projects and business thrive.

Whether you're selecting the right product from top manufacturers or relying on our vast inventory and prompt delivery, you can trust the National Lock Supply team to go above and beyond to fulfill our promise to you.

We’re as fast as you

Your business doesn’t sleep, and neither do we. We maintain a generous stock of every item in our catalog and offer a variety of shipping options—from regular to rush—ensuring your order arrives in time for your next transaction.

Thank you for taking the time to learn about us. Call us anytime 718-814-6300. We look forward to serving you.