Lockwood 3772NSF8SS — Selector® 3772 MkII Universal Primary Lock HD Hub Spring 8 mm Hub 60 mm Backset Satin Stainless
The Lockwood 3772NSF8SS is a Selector® 3772 MkII Universal Primary Lock with a heavy-duty hub spring and 8 mm hub, designed for 60 mm backset applications. Finished in Satin Stainless Steel, this mortice lock is part of Lockwood’s comprehensive commercial-grade range, engineered for heavy-duty use in schools, hospitals, hotels, institutions, clubs, and industrial or commercial buildings. It offers multiple latching functions configurable via cams and adaptors, making it a versatile platform for demanding installations.
Estimated Warehouse Dispatch: 2 Days
Key Features
- Universal primary lock body for Selector® 3772 MkII series.
- HD hub spring with 8 mm hub for robust spindle support and extended service life.
- 60 mm backset (standard size) with other backset options available in related models.
- 15 mm stainless steel deadlatching bolt for secure locking.
- Escape function: inside handle always free for emergency egress.
- Easy red/green function setting under the faceplate for on-site configuration.
- Anti-lockout and holdback functions included as standard.
- Reduced cam and adaptor range simplifies stockholding and function selection.
- Compatible with Lockwood 570 oval cylinders, restricted and master key systems.
- Non-handed: suits left or right-hand doors.
Fire Rated
- Tested up to 4 hours on fire door assemblies (AS 1905.1:2005).
Specifications
- Item Code: 3772NSF8SS
- Function: Universal primary mortice escape lock, HD hub spring, 8 mm hub
- Backset: 60 mm
- Hub: 8 mm, supports solid spindle operation
- Bolt: 15 mm stainless steel deadlatching latchbolt
- Door Thickness: 32–50 mm standard (extension kits available for thicker doors)
- Handing: Non-handed (field reversible)
- Finish: Satin Stainless Steel (SS)
- Standards: AS4145.2 (Durability D8, Security S7, Corrosion C6)
What's In The Box
- 1 × Lockwood 3772 MkII Universal Primary Lock (HD hub spring, 8 mm hub, 60 mm backset)
- 1 × Satin Stainless Steel faceplate
- 1 × Strike plate
- Fixing screws
- Installation instructions
Suitable Uses
- Commercial and institutional escape doors requiring heavy-duty mortice locks.
- High-traffic environments such as hospitals, schools, hotels, and offices.
- Fire-rated doorsets needing up to 4 hours certification.
- Retrofit replacements for Synergy 3572SC series locks.
Selector® 3772 MkII Escape Locks — Item Code Family
Selector® 3772 MkII Escape Locks — Accessories & Spares
Warranty
- Lockwood 25 Year Mechanical Warranty covers mechanical components and workmanship under normal use and correct installation.
- Electronic and electrical components are covered for 3 years (PADDE & electric mortice locks 5 years, batteries excluded).
- Keys are covered for 12 months.
- Finish warranty varies by finish type and exposure — e.g. Everbrass 25 years; Stainless/Chrome/Anodised 10 years; PVD/VIVID 10 years; Symmetry range 5 years; decorative finishes such as bronze, antique and powdercoat 2 years (natural brass ageing excluded).
- Warranty excludes misuse, improper installation, modification, or failure to maintain as specified.
Download PDF Resources
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Lockwood Selector 3700 Series Mortice Locks Catalogue |
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Lockwood 25 Year Mechanical Warranty (Conditions Apply) |
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.
