Sargent 68-4977 Rail Assembly – J-Wide | Genuine OEM Replacement for Sargent 80 Series Exit Devices

The Sargent 68-4977 is a genuine OEM Rail Assembly engineered as a direct replacement component for the Sargent 80 Series exit device line. Specified as J-wide rail stock, this assembly is sized to fit doors ranging from 37 inches to 42 inches in width — making it the correct choice for standard and slightly wider commercial door openings within that range. Whether you are restoring a failed exit device to full operation or completing a scheduled maintenance rebuild, the 68-4977 delivers factory-correct fit and function without improvised adaptation.

Institutional Grade Features & Benefits

• Genuine Sargent OEM Part: Manufactured to the same tolerances and specifications as the original factory component — no aftermarket guesswork, no fitment compromises.
• J-Wide Rail Stock (37"–42" Doors): The "J" rail size designation covers door widths from 37 to 42 inches, a common range for commercial and institutional openings requiring a wider-than-standard rail assembly.
• Direct 80 Series Compatibility: Designed exclusively for Sargent 80 Series exit devices, ensuring seamless integration with existing hardware already installed on the door.
• Restores Exit Device Function: Replaces worn, damaged, or missing rail assemblies to bring the exit device back to full manufacturer-specified performance.
• Reduces Downtime: A precise OEM replacement means faster installation and no need for field modifications, minimizing door downtime in high-traffic commercial, institutional, or industrial facilities.
• Supports Life-Safety Compliance: Keeping exit device hardware in proper working order supports ongoing compliance with egress code requirements in commercial buildings.

Technical Specifications

• Compatible Exit Device Series: Sargent 80 Series
• Rail Size Designation: J-Wide
• Door Width Range: 37 inches to 42 inches
• Part Type: Rail Assembly
• OEM Status: Genuine Sargent replacement part

Technical Details