DormaKaba 74366-000-01 Combination Chamber — L1000 / 1000 Series Lock Replacement Part

The DormaKaba 74366-000-01 Combination Chamber is a genuine OEM replacement component designed for use with the DormaKaba L1000 Series and 1000 Series commercial mortise locksets. Keeping critical internal lock components in good repair is essential for maintaining the security, function, and code compliance of commercial door hardware — and sourcing the correct manufacturer part ensures proper fit, operation, and longevity.

This combination chamber is a precision-machined internal lock part that interfaces with the lock chassis mechanism. Using the correct OEM component avoids the fit and function problems associated with aftermarket substitutes, particularly in high-cycle commercial environments such as offices, schools, healthcare facilities, and institutional buildings.

Key Benefits

• Genuine DormaKaba OEM part — engineered to exact tolerances for the L1000 and 1000 Series lock chassis
• Dual-series compatibility — fits both the L1000 Series and the 1000 Series mortise lock platforms
• Restores proper lock function — correct replacement of worn or damaged combination chambers returns the lock to factory-specified operation
• Cost-effective repair solution — part-level replacement avoids the expense and labor of full lock body replacement
• Commercial-grade reliability — designed for the demands of high-traffic commercial and institutional door applications

Typical Applications

• Repair and maintenance of DormaKaba L1000 Series mortise locks in commercial office buildings
• Replacement service for 1000 Series lock chassis in schools, healthcare, and institutional facilities
• Facility maintenance programs requiring stocked critical spare parts for ongoing lock serviceability
• Locksmith and commercial door hardware contractors performing field repairs

Important Compatibility Note

This part is compatible with both the DormaKaba L1000 Series and the DormaKaba 1000 Series mortise lock platforms. Before ordering, verify your existing lock chassis series against the part number 74366-000-01 to confirm fitment. If you require assistance identifying your lock series or need a quote on comparable hardware from alternative manufacturers, contact DoorwaysPlus for technical support.

Technical Details