IMPORTANT NOTICE:
If the shipping cost for your order appears unusually high or incorrect,
please contact us before placing your order.
We’re currently experiencing a temporary issue with our shipping system when you have multiple items in your order and are actively working on a fix. We apologize for any inconvenience and appreciate your patience and understanding!
Handing
International DL-4510 Latch Lock
The International DL-4510 Deadlatch Lock is a reliable mortise deadlatch designed for narrow stile aluminum storefront doors. Featuring a 1/2" throw chrome-plated latchbolt with a Delrin® insert, the DL-4510 provides smooth, quiet operation and dependable security for commercial storefront applications.
Compatible with standard 1-5/32" mortise key cylinders or thumbturn cylinders using an Adams Rite (AR) MS-type cam, the DL-4510 is an excellent replacement for many storefront deadlatches. The lock is field reversible. An Stainless Steel strike is included.
Replacement for Adams Rite 4510 - 3 deadlatch
Discounted pricing applies only to our current in-stock inventory. While we make every effort to keep inventory accurate, occasional discrepancies may occur due to in-house use or prior sales. If an item is unavailable, we will notify you promptly.
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Data Sheet
Features
- 1-1/8" Backset
- Includes SS Strike Plate
- Smooth, reliable mechanism
- Heavy-duty commercial construction
- Faceplate: Not Included
- Key Cylinder(s): Not Included
International DL-4510 Latch Lock
$35.00
$25.00

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*Free Shipping Disclaimer
Free shipping on orders over $199.99 applies to qualifying items only. Certain oversized, over length, special order, or freight items are excluded from free shipping and may require additional shipping charges.
Free shipping is available only within the designated shipping zones in the United States, excluding Alaska and Hawaii.
If your order contains an excluded item, we will contact you before processing the order.
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Our online store shows just a small portion of the commercial door hardware and accessories we offer.
We work with all major hardware manufacturers and can order the exact part or product you need. If you don’t see what you’re looking for, call us at 781-421-3107 and we’ll be happy to help.













































































































































































































































