Sargent 99-0078 Cylinder Set Screw for 80 Series Exit Device — Pack of 5

The Sargent 99-0078 is a genuine OEM replacement cylinder set screw for the Sargent 80 Series exit device, sold in a convenient pack of 5. Sourced directly from Sargent, this factory-original fastener ensures a precise, manufacturer-approved fit — eliminating the guesswork and fit issues that come with aftermarket substitutes. If you are servicing or restoring a Sargent 80 Series rim exit device and need to secure the cylinder properly, this is the correct replacement screw.

Institutional Grade Features & Benefits

• Genuine OEM Part: Manufactured by Sargent to exact factory tolerances, ensuring reliable performance and a correct fit within the 80 Series exit device cylinder assembly.
• Pack of 5: Multiple screws per pack make this ideal for facilities maintenance teams, locksmiths, and door hardware distributors who service multiple exit devices or want to keep spare hardware on hand.
• Verified Compatibility: Confirmed for use with Sargent 80 Series exit device models 8313 and 8913 — no guessing or cross-referencing required.
• Prevents Cylinder Movement: The set screw functions to lock and hold the cylinder securely in position within the exit device, maintaining proper operation of the locking mechanism.
• Minimizes Downtime: Having the correct OEM replacement screw on hand reduces repair time and keeps exit devices in compliant, fully operational condition — critical for life-safety hardware in commercial and institutional settings.
• Trusted Brand: Sargent is a well-established name in commercial door hardware, and genuine Sargent replacement parts are widely specified by architects, facility managers, and security professionals.

Applications

This cylinder set screw is appropriate for any repair, maintenance, or reinstallation work on Sargent 8313 or 8913 exit devices. Common use cases include locksmith service calls, in-house facilities maintenance in schools, hospitals, government buildings, and commercial offices, as well as preventive maintenance programs where exit device hardware is periodically inspected and re-secured.

Technical Details

Parts List Illustration