
Lockwood 531 Series Tubular Plainlatch 70mm Backset - Satin Chrome
The Lockwood 531 Series Tubular Plainlatch provides a reliable and smooth latching solution for doors where locking is not required.
Featuring a 70mm backset, this latch is ideal for applications requiring a longer latch projection and is commonly used with Lockwood lever and knob furniture.
Manufactured to meet Australian Standards, it ensures consistent performance across residential and commercial installations.
Key Features
- 70mm backset tubular plainlatch
- Designed for passage door applications
- Smooth and consistent latch operation
- Compatible with Lockwood door furniture
- Tested to Australian Standards
- Satin Chrome finish
Suitable Uses
- Internal passage doors
- Residential door installations
- Commercial interior doors
- Office and partition applications
Specifications
Frequently Asked Questions
Is this a locking latch?
No, this is a plainlatch for passage applications.
What is the benefit of 70mm backset?
It provides a longer reach, often preferred for certain door hardware configurations.
Is it compatible with Lockwood furniture?
Yes, it is designed for use with compatible Lockwood knob and lever sets.
Additional Information
- Common replacement latch for passage sets
- Ensures reliable door closure
- Suitable for light to medium duty use
- Installation by qualified personnel recommended
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 Key in Knob and Key in Lever Locksets Catalogue

Lockwood Key in Knob and Key in Lever Locksets 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.