
Lockwood 35792 Secure Area Nightlatch 60mm Backset - Satin Chrome
The Lockwood 35792 Secure Area Nightlatch is designed for high security government, institutional and commercial applications requiring controlled access and secure area compliance.
Part of the Lockwood 3579 series, this nightlatch has been successfully SCEC endorsed when installed with compliant cylinders and approved full plate furniture.
This model provides nightlatch functionality with a 60mm backset, offering flexibility within the 3570 platform while maintaining high strength construction and fire tested performance.
Usually ships in 10 business days
Key Features
- SCEC endorsed secure area nightlatch configuration
- All handing adjustments accessible without removing lock plates
- Reversible latch and anti-lockout screw functionality
- 2 x 1.2mm stainless steel plates reinforce lock strength
- Compatible with 570 oval type cylinders
- Designed to integrate with Lockwood full plate furniture systems
- Tested to Australian Standards
Suitable Uses
- Government secure area projects
- Institutional security applications
- Commercial buildings requiring controlled access
- Doors requiring nightlatch functionality with secure area compliance
- High traffic doors in controlled environments
Fire Rated
The Lockwood 3579 Series Cylinder Mortice Lock has been successfully fire tested for up to 4 hours on fire door assemblies in accordance with Australian Standard AS 1905.1 - 2005.
Specifications
Frequently Asked Questions
Is this lock SCEC compliant on its own?
No. It must be paired with an SCEC endorsed 570 oval cylinder and approved full plate furniture.
Can this be used on fire doors?
Yes, the 3579 series has been successfully fire tested up to 4 hours when installed correctly.
What is a common mistake when installing?
Using non-compliant cylinders or furniture will void secure area compliance.
Additional Information
- This lock is commonly specified in Australian government and defence-related projects.
- Secure area compliance depends on full system configuration, not just the lock body.
- The 3579 platform is widely used due to its flexibility across multiple functions.
- Incorrect pairing with standard cylinders is a common installation issue.
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 Synergy Mortice Locks Catalogue

Lockwood Synergy 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.