Sargent 81-0758 Indicator Spindle Cam – Genuine OEM Replacement for 8200 & 7800 Series Mortise Locks

The Sargent 81-0758 is a genuine OEM Indicator Spindle Cam — a precision replacement spindle engineered specifically for Sargent 8200 Series and 7800 Series mortise locks. Sourced directly from Sargent, this spindle cam ensures exact fit, function, and durability consistent with the original factory specification. Whether you are restoring an existing mortise lock assembly or stocking critical replacement hardware, the 81-0758 delivers the authentic component accuracy that generic aftermarket parts cannot match. Note: this listing is configured as Cylinder / No Input – Blank; installations involving non-standard door thicknesses must be specified at time of order.

Institutional Grade Features & Benefits

• Genuine OEM Part: Manufactured by Sargent to the same tolerances as the original factory-installed component — no adaptation or modification required for compatible assemblies.
• Precise Series Compatibility: Designed and validated for use in Sargent 8200 Series and 7800 Series mortise locks, ensuring correct engagement with existing mortise lock internals.
• Indicator Spindle Cam Function: Provides the spindle cam interface required for indicator-function operation within the mortise lock chassis, maintaining proper cylinder and thumb-turn coordination.
• Blank / No-Input Configuration: Supplied in a Cylinder / No Input – Blank configuration, making it suitable for applications where no additional input device is required on the spindle.
• Door Thickness Specification Required: For door thicknesses outside standard dimensions, the correct spindle length must be specified — consult your door hardware schedule or contact a distributor prior to ordering.
• Restoration & Maintenance Ready: An essential stocking part for facility maintenance teams, locksmiths, and door hardware professionals managing Sargent mortise lock inventories in commercial, institutional, and government buildings.

About the Sargent 8200 Series Mortise Lock

The Sargent 8200 Series is a heavy-duty, institutional-grade mortise lock line widely specified for commercial and high-traffic applications. Mortise locks are installed into a pocket (mortise) cut into the edge of the door, housing the locking mechanism within the door itself for superior strength and security. The 81-0758 spindle cam is an internal operating component of this lock body.

Technical Details