Product Overview
Design Hardware M Series Mortise Lock with FS Sectional Lever Trim, US26D/626 Satin Chrome Finish
Grade 1 – Heavy Duty, Mortise Lock
The M Series is produced for the most demanding of openings. Nothing beats the track record of a mortise lock over the lifetime of a building. If you are looking for the highest level of security, durability & functionality, look no further.
The M Series is a heavy-duty, Grade 1 mortise lock at an affordable price.
Available Models / Functions:
- M-01 x FS Passage / ANSI Function F01 / Keyless
- M-04 x FS Entry/Office / ANSI Function F04
- M-05 x FS Classroom / ANSI Function F05
- M-07 x FS Storeroom / ANSI Function F07
- M-13 x FS Dormitory / ANSI Function F13
- M-19 x FS Privacy / ANSI Function F19 / Keyless
- M-20 x FS Entry Apartment w/ Deadbolt / ANSI Function F20
Features:
- ANSI: Meets ANSI - A156.13, Series 1000, Grade 1 Standards
- UL Listings: UL Listed for “A” Label 3 Hour Fire Doors, Singles, or Pairs
- ADA Compliance: Meets ADA and ANSI A117.1 accessibility codes with lever trim
- Lock Case: 2 3/4" Backset with heavy-gauge zinc dichromated steel
- Levers: 5" Full-Length cast Zinc
- Lever Return: Independent lever return springs to prevent lever sag
- Backset: 2 3/4" backset
- Handing: Handed as RHR – Easily Re-handed in the field
- Keyed functions include mortise cylinder, Schlage C Keyway

| Brand | |
|---|---|
| Model |
M-20 x FS Entry Apartment w/ Deadbolt, M-01 x FS Passage, M-04 x FS Entry/Office, M-05 x FS Classroom, M-07 x FS Storeroom, M-19 x FS Privacy, M-13 x FS Dormitory |
| Finish |
Satin Chrome |
| Finishes |
US26D (626) Satin Chrome |
| 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 |
Stainless Steel 3 Piece Anti Friction Latch bolt with 3/4" projection |
| Backset |
2-3/4" |
| Strike |
Meets ANSI AII5.1 for frame preparation. Strike is non-handed |
| Handing |
Easily field reversible (ships as RH) |
| Door Thickness |
1-3/4" |
| Warranty |
Limited Lifetime Warranty |
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