Product Overview
Trans Atlantic DXML Series Mortise Lock with SS Sectional Lever Trim
The DXML Series Mortise Lockset is engineered for heavy-duty commercial and industrial applications where durability and security are critical. Built to meet ANSI/BHMA Grade 1 standards, this mortise lock delivers reliable performance in demanding environments such as offices, institutions, and public facilities. Featuring a 1-inch throw bolt and heavy-duty mortise lock case, the DXML Series provides enhanced security while maintaining smooth operation. The lock includes a Schlage “C” 6-pin keyway cylinder and is available with either sectional or escutcheon trim styles. ADA-compliant lever options ensure accessibility while the UL-listed 3-hour fire-rated latch makes the lock suitable for fire-rated door assemblies.
Models / Functions: (image displayed is DL-DXML53)
- DL-DXML10SS Passage / ANSI Function F01 / Keyless
- DL-DXML40SS Privacy w/ Deadbolt / ANSI Function F22 / Keyless
- DL-DXML53SS Entrance w/ Deadbolt / ANSI Function F20
- DL-DXML70SS Classroom / ANSI Function F05
- DL-DXML80SS Storeroom / ANSI Function F07
Features:
- ANSI/BHMA Grade 1
- UL R15846 3 Hour Fire Rated
- For Heavy Duty Commercial and Industrial Doors
- Backset: 2 3/4" backset
- Easily Re-handed in the field
- Keyed functions include mortise cylinder, Schlage C Keyway

| Brand | |
|---|---|
| Finishes |
US26D (626) Satin Chrome |
| Model |
DL-DXML53 - Entrance w/ Deadbolt, DL-DXML10 - Passage, DL-DXML40 - Privacy, DL-DXML70 - Classroom, DL-DXML80 - Storeroom |
| ANSI Grade |
Meets ANSI - A156.13, Series 1000, Grade 1 Standards |
| Usage |
Heavy Duty |
| Fire-Rating |
UL Listed for "A" Label 3 Hour Fire Doors |
| ADA Compliance |
Meets ADA requirements - A117.1 Accessibility Code |
| Latchbolt |
Heavy duty ¾" latch bolt with anti-friction latch |
| Backset |
2-3/4" |
| Strike |
Brass, non-handed curved strike 4-7/8" x 1 1/4" |
| Handing |
Handed - Field Reversible |
| Door Thickness |
1-3/4" |