Lockwood 334M Series High Security Stainless Steel Padlock — 334M45/619/NDP
The Lockwood 334M45/619/NDP padlock is part of the 334M Stainless Steel High Security Series, designed for marine, industrial, and highly corrosive environments. With a solid 45 mm stainless steel body and an 8.7 mm stainless steel shackle offering 19 mm clearance, this model provides superior protection against cutting, rust, and physical attack. Supplied with a Not Designated Profile (NDP), it offers locksmiths or facilities the flexibility to configure keying to suit their access control requirements.
Key Features
- 45 mm stainless steel body – marine grade corrosion resistance.
- 8.7 mm stainless steel shackle with 19 mm vertical clearance.
- Rust-resistant construction for long-term outdoor and marine use.
- Supplied NDP (Not Designated Profile) – locksmith/facility keying flexibility.
- Double ball locking for maximum protection against prying and pulling attacks.
Specifications
Standards & Compliance
- Physical Security: SP7 rating.
- Corrosion Resistance: C5 – designed for marine and highly corrosive outdoor conditions.
- Compliance: Built and tested to Australian Padlock Standard AS4145.4:2002.
- Provides both security and corrosion resistance for harsh environments.
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)

