Sargent 68-0840 Mounting Rail Insert J-Narrow — Genuine OEM Replacement Part for 80 Series Exit Devices

The Sargent 68-0840 Mounting Rail Insert is a genuine OEM replacement component engineered specifically for the Sargent 80 Series exit device. Also referenced by its rail stock designation J-Narrow, this mounting rail insert is sized to fit doors ranging from 37 inches to 42 inches in width, making it the correct choice for standard-width commercial door openings within that dimensional range. Sourcing a genuine Sargent part ensures proper fit, material consistency, and full compatibility with the existing 80 Series hardware assembly.

Institutional Grade Features & Benefits

• Genuine OEM Part: Manufactured by Sargent to original factory specifications, ensuring a precise drop-in fit within the 80 Series exit device rail assembly without modification.
• J-Narrow Rail Stock Sizing: The J designation confirms compatibility with door widths of 37" to 42", eliminating guesswork when ordering a replacement mounting rail insert for standard commercial openings.
• 80 Series Compatibility: Designed exclusively for the Sargent 80 Series exit device platform, maintaining the structural and functional integrity of the original panic hardware installation.
• Reliable Replacement Component: Restores the mounting rail to factory condition, supporting long-term performance of the exit device and minimizing downtime during maintenance or repair.
• Commercial Grade Construction: Built to withstand the demands of high-traffic institutional, commercial, and industrial door applications where exit device hardware must perform consistently.

Technical Specifications

• Brand: Sargent
• Part Number: 68-0840
• Part Type: Mounting Rail Insert (Replacement Part)
• Rail Stock Designation: J-Narrow
• Door Width Range: 37" to 42"
• Compatible Series: Sargent 80 Series Exit Device
• Product Class: Exit Device Component

Technical Details