Sargent 98-0021 Cylinder Blocking Ring for 80 Series Exit Devices

The Sargent 98-0021 is a genuine OEM cylinder blocking ring — a direct replacement part engineered specifically for Sargent 80 Series exit devices. Sourced from the original manufacturer, this part ensures a precise, factory-spec fit with no modification required, making it the trusted choice for facilities managers, door hardware distributors, and professional installers performing maintenance or repair on Sargent 80 Series panic hardware.

Institutional Grade Features & Benefits

• Genuine OEM Quality: Manufactured by Sargent to original specifications, ensuring dimensional accuracy and long-term reliability in the field.
• Direct Drop-In Replacement: Designed as an exact-fit replacement part for the Sargent 80 Series exit device family — no fabrication, drilling, or adaptation required.
• Broad 80 Series Compatibility: Confirmed compatible with a wide range of 80 Series exit device configurations, including standard, fire-rated, alarmed, and guarded latch variants (see full model list below).
• Maintains Device Integrity: Restores the exit device to factory-correct configuration, supporting code-compliant door hardware installations on commercial and institutional openings.
• Reduced Downtime: Having the correct OEM part on hand minimizes door downtime during service calls — critical for high-traffic and life-safety openings.

Compatible Sargent 80 Series Exit Device Models

The Sargent 98-0021 cylinder blocking ring is compatible with the following Sargent 80 Series exit device models:

• 8816 — Standard 80 Series rim exit device
• 8866 — Standard 80 Series rim exit device
• 12-8816 — Fire-Rated 80 Series rim exit device
• 12-8866 — Fire-Rated 80 Series rim exit device
• AL-8816 — Alarmed 80 Series rim exit device
• AL-8866 — Alarmed 80 Series rim exit device
• GL-8816 — Guarded Latch 80 Series rim exit device
• GL-8866 — Guarded Latch 80 Series rim exit device

Technical Details

Parts List Illustration