
Lockwood 35791 Secure Area Mortice Escape Deadbolt 60mm Backset
The Lockwood 35791 Secure Area Mortice Escape Deadbolt is designed for high security applications requiring controlled access and emergency egress functionality.
This mortice lock is part of the Lockwood 3579 series and is SCEC endorsed for secure area installations, making it suitable for government, institutional, and high security commercial environments.
It provides a robust deadbolt function while allowing safe escape from the inside, meeting both security and life safety requirements.
Usually ships in 10 business days
Key Features
- SCEC endorsed secure area mortice lock
- Escape deadbolt function for safety and compliance
- High strength construction with reinforced plates
- Compatible with 570 oval cylinders (SCEC approved required)
- Supports multiple lock functions within the 3570 series platform
- Heavy duty design for high security installations
- Tested to Australian Standards
Suitable Uses
- Government secure facilities
- Defence and high security installations
- Institutional buildings
- Commercial buildings requiring secure area compliance
- Doors requiring controlled entry and safe exit
Fire Rated
Tested on fire door assemblies for up to 4 hours in accordance with Australian Standard AS 1905.1 - 2005.
Specifications
Frequently Asked Questions
Does this lock include a cylinder?
No, a cylinder must be supplied separately and must be SCEC approved for secure area compliance.
What is SCEC endorsement?
It is a security certification required for government and high security applications.
Can this be used on fire doors?
Yes, it has been tested for use on fire door assemblies up to 4 hours.
Additional Information
- This lock must be paired with SCEC endorsed cylinders and approved furniture to maintain compliance.
- Commonly specified in Australian government and defence projects.
- Incorrect installation or non-compliant components will void secure area certification.
- Often used where both security and emergency egress are required.
Lockwood branded products purchased new in Australia from authorised resellers are covered against defects in materials and workmanship for:
- Mechanical components: 25 years
- Electrical and electronic components: 2 years (excluding batteries)
Lockwood Electric Mortice Locks Catalogue

Lockwood Electric Mortice Locks Catalogue
Lockwood Warranty Overview
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary depending on product type, mechanical components, electrical elements, and finish category.
This overview summarises the structure of Lockwood warranty coverage. Full terms, exclusions and claim procedures are set out in the official Lockwood Warranty document.
Warranty Periods Summary
Finish Coverage Guide
- Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
- Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
- Decorative finishes including Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants: typically up to 2 years against corrosion.
- Unlacquered brass finishes will naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where cleaning and maintenance have not been followed.
What the Warranty Covers
- Defects in material and workmanship during the applicable warranty period.
- Assessment by ASSA ABLOY to determine repair, replacement with the same or closest equivalent product, or refund of purchase price.
Common Exclusions
- Normal wear and tear.
- Misuse, abuse, accidental damage or use outside published specifications.
- Improper maintenance or failure to follow care instructions.
- Unauthorised modification, repair or use of non-genuine parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
- Removal, refitment or associated labour charges.
- Products not originally sold in Australia through authorised channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product through the original place of purchase where applicable.
- If claiming directly, obtain a case number before returning goods.
- Products must be securely packed and clearly identified.
- Warranty assessment determines repair, replacement or refund.
Australian Consumer Law
Lockwood warranties operate in addition to rights available under the Australian Consumer Law. Goods come with guarantees that cannot be excluded. Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage.
Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.