Trade Discount 21%
Locking Disc Spring Washer Z Shape | Spring Steel 420-510 HV | Zinc-Flake Coated | @Pack of 25 | by Wurth
Locking Disc Spring Washer Z Shape is crafted from hardened spring steel with a Vickers hardness of 420-510 HV, ensuring superior friction locking for cheese head and hexagon socket screws. With a corrosion protection period of 720 hours and a zinc-flake coating, this washer is perfect for mechanical fastening applications where screw retention and surface protection are critical.
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Product Name/Title: Locking Disc Spring Washer Z Shape | Spring Steel 420-510 HV | Zinc-Flake Coated | @Pack of 25 | by Wurth
Brand: Wurth
SKU: 401010
Alternatively Known As: Z Spring Washer, Locking Disc Washer, Serrated Lock Washer, Spring Lock Washer, Zinc Flake Coated Washer
Technical Specifications
- Suitable for screw thread: M10
- Internal diameter (d1): 10.2 mm
- Outer diameter (d2): 16.1 mm
- Height (h1): 2 mm
- Thickness (s1): 1.6 mm
- Material: Spring steel
- Vickers hardness: 420-510 HV
- Surface finish: Zinc-flake silver
- Corrosion protection period: 720 hours
- Form: Z shape
- Suitable for cylinder and hexagon socket screws
- Locking device operating principle: Serrated lock washer
- Locking function: Embedding locking device
- Dimensions (H x L x W): 2mm x 16.1mm x 16.1mm
- Weight: 0.02 kg
Key Features
- Type Z shape designed for cheese head and hexagon socket screws
- Friction locking via spring force
- Mechanical interlock through specific surface stamping
- Protects counter surface from damage by preventing washer rotation during installation
- Minimal tightening torque distribution
- Corrosion protection period of 720 hours
- RoHS-compliant
Professional Installation Requirements
- Installation by a qualified technician or engineer is recommended to ensure proper torque and locking function.
Applications
- Suitable for securing cheese head and hexagon socket screws
- Ideal for mechanical fastening requiring friction locking and screw retention
- Used in assembly where protection of counter surfaces is critical
Standards & Compliance
- Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- RoHS-compliant ensuring reduced hazardous substances
- Long corrosion protection reduces replacement frequency and waste
Warranty Information
Standard manufacturer warranty against defects applies.
Available Now
Available for immediate purchase, ideal for industrial and mechanical fastening applications requiring secure locking washers.
