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Mortise Lever Lockset

Mortise Lever Lockset

UL Door Lock

Latch bolt operated by lever from either side. Dead bolt operated by key from either side.
Products Description

Mortise Lever Lockset is a professional mortise door lock solution for commercial buildings, offices, and residential projects. It features lever operation for latchbolt from both sides and key operation for deadbolt from either side, providing flexible access management. The product adopts a heavy gauge stainless steel lockcase with SUS304 deadbolt and latchbolt components, complies with ANSI/BHMA A156.13-2005 Grade 1 standards, and is UL Fire Rated certified for wood doors and metal doors.

Mortise Lever Lockset Specifications

Product ModelDDAL14 F14
Certification and ComplianceANSI/BHMA A156.13-2005 Grade 1, UL Fire Rated Certificated
FinishSSS, PSS, PVD
LockcaseHeavy Gauge Stainless Steel For Corrosion Resistance
DeadboltSolid Casting SUS304, Project 1"(25.4mm)
LatchboltSolid Casting SUS304, Project 3/4"(19mm),  Anti-Friction Two Pieces and Can be  Reversible
Auxiliary LatchboltStainless steel
ForendStainless steel Grade 304
StrikeStainless steel Grade 304, Non-Handed
Door Thickness45mm to 55mm As Standard
Backset2-3/4” (70mm)
Center to Center3-5/8”(92mm)
Door HandingLeft Hand and Right Hand
ApplicationWood Door and Metal Door

Mortise Lever Lockset Features

1. Dual Lever Operation

Mortise Lever Lockset features lever operation for latchbolt from both sides, allowing convenient access from inside and outside of the door. The deadbolt supports key operation from either side, providing flexible management for different applications. This configuration is suitable for commercial buildings, residential projects, and public facilities requiring professional door hardware solutions.


2. SUS304 Bolt Components

This Mortise Lever Lockset adopts a solid casting SUS304 deadbolt with a 1"(25.4mm) projection length and a solid casting SUS304 latchbolt with a 3/4"(19mm) projection. The latchbolt features an anti-friction two-piece structure with reversible adjustment, supporting flexible installation for different door handing requirements.


3. Grade 1 Certification

Mortise Lever Lockset complies with ANSI/BHMA A156.13-2005 Grade 1 standards and is UL Fire Rated certified for commercial construction projects. The product includes stainless steel Grade 304 forend and strike components with a non-handed strike design, providing standardized door hardware solutions for professional applications.


4. Project Installation Sizes

This product supports door thickness from 45mm to 55mm, featuring a 2-3/4”(70mm) backset and 3-5/8”(92mm) center-to-center dimension. Mortise Lever Lockset supports left-hand and right-hand door handing options, making it suitable for different door structures. Standard dimensions help contractors and suppliers manage bulk installations efficiently.


5. Clean Finish Options

Mortise Lever Lockset is available in SSS, PSS, and PVD finishes to meet different architectural appearance requirements. The surface treatments are suitable for modern offices, commercial spaces, and residential projects. Buyers can select suitable finishes according to door designs and interior styles for coordinated hardware solutions.


Applications

1. Office Spaces

Office buildings require standardized door hardware solutions for offices, meeting rooms, and management areas. Mortise Lever Lockset is suitable for wooden and metal doors, providing convenient dual lever operation for daily use. ANSI Grade 1 compliance supports professional commercial building applications.


2. Residential Buildings

Residential projects require standardized door locks for large-scale installation. Mortise Lever Lockset can be applied to entrance doors, interior areas, and shared residential spaces. SUS304 components and flexible handing options provide suitable solutions for developers and door manufacturers.


3. Commercial Areas

Commercial spaces such as shops, offices, and service areas require practical door control solutions. Mortise Lever Lockset is suitable for wooden and metal doors, with double-sided deadbolt key operation supporting different access management needs. Multiple finish options match various commercial interior styles.


4. Public Buildings

Schools, hospitals, and public facilities require door hardware products that meet project specifications. Mortise Lever Lockset follows Grade 1 standards and supports fire-rated door applications. Standard dimensions and handing options help construction teams plan installations efficiently for large public projects.


Mortise Lever Lockset More Product Details

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About D&D Hardware

D&D Hardware is a professional manufacturer and supplier of architectural door hardware and complete door opening solutions. With over 18 years of manufacturing experience and ISO 9001 certification, we serve global customers from our production base in China, delivering reliable hardware solutions for metal doors, wooden doors, and fire-rated doors. 

Our product portfolio covers a full range of commercial and architectural hardware, including door hinges, door locks, lever handles, door closers, exit devices, door stoppers, door bolts, and related accessories. In addition to standard product lines, we offer flexible customization options to support specific project requirements, while ensuring each product meets the functional, safety, and durability demands of modern building applications across diverse environments.

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