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Schlage L583-038 Auxiliary Bar Guide for L Series Mortise Locks
The Schlage L583-038 is a genuine OEM Auxiliary Bar Guide designed specifically for use with Schlage's L Series mortise lock product line. This commercial-grade replacement part ensures proper alignment and smooth operation of the auxiliary bar mechanism within compatible L Series locksets. Sourced directly from Schlage, this component is engineered to meet the precise tolerances required for reliable, long-term performance in demanding commercial door hardware applications.
Key Features
- Genuine Schlage OEM Part: Manufactured to original factory specifications, ensuring precise fit and compatibility with L Series mortise lock assemblies.
- L Series Compatibility: Designed exclusively for use with Schlage L Series mortise locks, providing a direct replacement solution for worn or damaged auxiliary bar guides.
- Commercial-Grade Construction: Built to the durability standards expected of Schlage's professional door hardware line, suited for high-traffic commercial environments.
- Proper Bar Alignment: Guides the auxiliary bar with precision to maintain consistent lockset operation and prevent premature wear on surrounding components.
- Direct Drop-In Replacement: Engineered for straightforward integration into existing L Series mortise lock assemblies without modification.
Technical Specifications
- Department: Door Hardware
- Product Category: Mechanical Locks
- Product Group: Parts and Accessories
- Subcategory: Parts and Accessories
- Product Subgroup: Parts and Accessories
- Product Type: Miscellaneous Hardware
- Parts and Accessories Type: Replacement Parts
- Commercial/Residential: Commercial
- Product Model: L583-038
- Features: Schlage Parts
Typical Applications
- Commercial Office Buildings
- Educational Facilities
- Healthcare Institutions
- Government and Municipal Buildings
- Multi-Tenant Residential Properties
- Retail Establishments
- Industrial and Warehouse Facilities
Why Schlage L583-038?
Schlage L Series components are engineered for the rigorous demands of commercial door hardware installations, where fit, function, and longevity are non-negotiable. The L583-038 Auxiliary Bar Guide delivers the exact factory specifications needed to restore and maintain peak lockset performance. For facility managers and professional installers, using genuine Schlage replacement parts ensures the integrity of the entire L Series assembly over its service life.
Manufacturer Resources
Product Specs
- Department:
- Door Hardware
- Product Category:
- Mechanical Locks
- Product Group:
- Parts and Accessories
- Subcategory:
- Parts and Accessories
- Product Subgroup:
- Parts and Accessories
- Product Type:
- Miscellaneous Hardware
- Parts and Accessories Type:
- Replacement Parts
- Commercial/Residential:
- Commercial
- Product Model:
- L583-038
- Features:
- Schlage Parts
Schlage L583-038 – Frequently Asked Questions
1) What does the Schlage L583-038 auxiliary bar guide actually do inside an L Series mortise lock?
The L583-038 is the guide that keeps the auxiliary bar aligned inside a Schlage L Series mortise lock case. If the auxiliary (deadlatch) bar is dragging, sticking, or the lock feels rough through its cycle, a worn guide is one of the parts that causes it. Replacing it restores the bar's travel and keeps the surrounding parts from wearing early. It is a single component, not a complete lock case.
2) Will the L583-038 fit a Schlage lock other than the L Series?
No. The L583-038 guide is made for Schlage L Series mortise lock assemblies only. It is not a part for Schlage cylindrical locks such as the ND or AL Series, and it is not intended for another manufacturer's mortise case. If the lock in your door is not an L Series mortise, this is the wrong part.
3) Is the Schlage L583-038 a genuine factory part or an aftermarket copy?
Genuine Schlage OEM, built to original factory specifications for L Series mortise lock assemblies. For institutional buyers who standardize on Schlage and have to keep a lock within its original build, that matters: an OEM internal component keeps the case as the factory assembled it.
4) Does installing the L583-038 require modifying the lock case or the door?
No modification. It is a drop-in replacement that goes into an existing L Series mortise lock assembly as-is. The work is at the lock case, so the door has to come apart far enough to pull the case out of the mortise pocket, but the door prep itself is untouched.
5) My L Series mortise lock is sticking. Should I replace just the bar guide or the whole lock?
If the rest of the case is sound and the symptom is the auxiliary bar binding or not returning cleanly, the L583-038 guide is the targeted fix and it goes back into the existing case. Swapping the entire mortise lock means re-keying, re-handing, and matching the function code on the door again. For a property manager with a run of L Series openings, keeping a few guides on the shelf is the cheaper path than replacing complete locks.
6) Is this Schlage guide rated for a commercial door or is it a residential part?
Commercial. The L583-038 is part of Schlage's commercial door hardware line and is intended for high-traffic openings, offices, schools, healthcare, government buildings, multi-tenant residential, retail, and warehouse facilities.
7) Does ordering the L583-038 require specifying a handing or finish?
No. The L583-038 is ordered as a single part number with no handing or finish choice; it is an internal component of the mortise case, so it is not a visible or finished piece.
How fast can I get the Schlage L583-038 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Schlage L583-038 come with a warranty?
Absolutely. The Schlage L583-038 is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Schlage L583-038?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Schlage L583-038 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.