Sargent 78-0140 T-Handle Hub Spacer for 8200 & 7800 Series Mortise Locks

The Sargent 78-0140 is a genuine OEM T-Handle Hub Spacer designed as a direct replacement component for Sargent 8200 Series and 7800 Series mortise locks. Also referenced by its part type as a Hub, this authentic Sargent replacement part ensures proper fit, function, and longevity when servicing or restoring Sargent mortise lock hardware in commercial and institutional door applications. Sourcing a genuine OEM hub spacer — rather than an aftermarket substitute — is essential for maintaining the precise mechanical tolerances that Sargent mortise locks require.

Institutional Grade Features & Benefits

• Genuine OEM Quality: Manufactured by Sargent to original factory specifications, ensuring a precise fit within the 8200 and 7800 Series mortise lock chassis without modification.
• Direct Replacement Part: Engineered specifically as a drop-in replacement hub spacer, reducing installation time and eliminating compatibility guesswork during service or repair.
• Supports Mortise Lock Integrity: Maintains the correct mechanical alignment within the mortise lock body, supporting reliable operation of the overall lock assembly.
• Commercial-Grade Durability: Constructed to Sargent's institutional standards, suitable for the high-cycle demands of commercial, healthcare, education, and government facilities where Sargent 8200 Series mortise locks are commonly specified.
• Series Compatibility: Compatible with both the Sargent 8200 Series and Sargent 7800 Series mortise lock product lines, making it a versatile service part for facilities maintaining multiple Sargent lock series.

Technical Details