Lockwood 334C Series Shrouded Steel High Security Padlock — 334C45/519/NDP
The Lockwood 334C45/519/NDP padlock is part of the 334C Shrouded Steel Body Series, engineered for commercial, industrial and institutional applications where resistance to cutting and prying attacks is critical. With a 45 mm hardened steel body and an 8.7 mm molybdenum steel shackle protected by a shroud, this model provides superior physical protection and corrosion resistance.
Key Features
- 45 mm hardened steel body for exceptional strength and impact resistance.
- Shrouded shackle design minimises exposure to cutting and leverage attacks.
- 8.7 mm molybdenum steel shackle with 19 mm clearance.
- Supplied as NDP (Display pack)
- Double ball locking for superior holding strength.
- 6-pin precision cylinder for resistance against picking and manipulation. Rekeyable & accepts restricted cylinders.
- Convertible function – standard as latching, can be configured as deadlocking (key retained).
Specifications
Standards & Compliance
- Physical Security: SP8 rating.
- Corrosion Resistance: Rated C4 – suitable for wet and polluted environments, including outdoor use.
- Compliance: Tested to Australian Padlock Standard AS4145.4:2002.
- Rated for both security and corrosion resistance.
Warranty
- General Warranty: 25 years on mechanical parts and workmanship
- Electrical/Electronic Components: 3 years (excludes PADDE, electric mortice locks & batteries). Batteries not covered
- PADDE & Electric Mortice Locks: 5 years
- Keys: 12 months
- Finishes: Everbrass 25 yrs; Stainless/Chrome/Anodised 10 yrs; PVD incl. VIVID 10 yrs; Symmetry range 5 yrs; Decorative finishes (Bronze, Antique, Powdercoat) 2 yrs; natural brass ageing excluded
- Stainless Steel: Warranty excludes natural tea staining if not cleaned per care instructions
Download PDF Resources
| Lockwood Padlocks Catalogue | |
| Lockwood 25 Year Mechanical Warranty (Conditions Apply) |
Lockwood Padlocks – Item Code Family (Principal Series)


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.