Adams Rite MS1850A-320 - Deadbolt 1-1/8" Backset, Short Throw bolt, Flat Faceplate
The Adams Rite MS1850A-320 is a heavy-duty mortise deadbolt designed for narrow stile aluminum storefront doors where a 1-1/8" backset and short-throw straight bolt are required. Engineered for commercial applications, it features Adams Rite's proven MS® deadlock design, providing dependable single-point locking with smooth key or thumbturn operation. The short-throw laminated stainless steel bolt delivers excellent security while accommodating installations that require reduced bolt travel. Compatible with standard Adams Rite MS® cam mortise cylinders and available with a flat faceplate, the MS1850A-320 is ideal for new construction, retrofit, and replacement projects in retail, office, institutional, and commercial storefront applications.
Professional Features & Benefits
- Genuine Adams Rite MS® Series maximum security mortise deadlock
- 1-1/8" backset for standard narrow stile aluminum storefront doors
- Short-throw laminated stainless steel straight bolt for secure locking
- Flat faceplate for standard storefront door preparations
- Over-center deadlocking action helps resist prying and forced entry
- Smooth key or thumbturn operation with 360° rotation
- Accepts standard Adams Rite MS® cam mortise cylinders (sold separately)
- Corrosion-resistant steel lock case for long service life
- Ideal for commercial storefronts, offices, schools, healthcare, and institutional buildings
- Direct replacement for compatible Adams Rite MS1850 Series deadlocks
Technical Specifications
- Manufacturer: Adams Rite (ASSA ABLOY)
- Part Number: MS1850A-320
- Product Type: Mortise Deadlock
- Series: MS1850A Maximum Security Deadlock
- Backset: 1-1/8" (28.6 mm)
- Bolt Type: Short-throw laminated stainless steel straight bolt
- Faceplate: Flat
- Operation: 360° key or thumbturn rotation
- Cylinder Compatibility: Standard 1" mortise cylinder with Adams Rite MS® cam (sold separately)
- Door Compatibility: Narrow stile aluminum storefront doors
- Application: Commercial storefronts, retail entrances, office buildings, schools, healthcare, and institutional facilities
Manufacturer Resources
Product Specs
- Product Group:
- Parts and Accessories
- Product Subgroup:
- Parts and Accessories
- Commercial/Residential:
- Commercial
- Subcategory:
- Parts and Accessories
- Product Category:
- Parts and Accessories
- Department:
- Door Hardware
- Product Type:
- Parts and Accessories