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Lock Washer S Spring Steel | Belleville Form | Anti-Loosening Design | Plain Finish | @Pack of 10 | by Wurth

BRAND: Wurth
SKU: 49312
$23.30 List price: $29.20
10 PCS ($2.33 per PCS)
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Lock Washer S Spring Steel is designed with a Belleville form and anti-loosening features, making it ideal for mechanical assemblies and secure fastening applications. Crafted from durable spring steel with a plain finish, this washer prevents loosening of screw connections under vertical loads, ensuring safety and reliability in your projects.

Product Name/Title: Lock Washer S Spring Steel | Belleville Form | Anti-Loosening Design | Plain Finish | @Pack of 10 | by Wurth

Brand: Wurth

SKU: 49312

Alternatively Known As: Belleville lock washer, spring lock washer, S form lock washer, anti-loosening washer

Technical Specifications
  • Internal diameter (d1): 13 mm
  • Outer diameter (d2): 18 mm
  • Height (h1): 1.7 mm
  • Thickness (s1): 1.0 mm
  • Material: Spring steel
  • Surface: Plain
  • Form: S
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 1.7mm x 18mm x 18mm
  • Weight: 0.01 kg
Key Features
  • Belleville washer form with angled teeth for optimum friction-fit and form-fit connection
  • Prevents connection loosening by supplementing pre-tensioning force
  • Made from durable spring steel
  • Plain surface finish
  • RoHS-compliant
Professional Installation Requirements
  • Installation by a qualified technician or tradesperson is recommended to ensure proper fastening and safety.
Applications
  • Used to prevent loosening of screw connections under vertical loads
  • Ideal for use with short screws requiring supplementary pre-tensioning force
  • Suitable for mechanical assemblies requiring secure fastening
Standards & Compliance
  • Complies with AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • RoHS-compliant ensuring reduced hazardous substances
  • Durable material reduces need for frequent replacements
Warranty Information

Standard manufacturer warranty applies.

Available Now

Wurth Lock Washer S Spring Steel Plain 10 PCS is available for immediate purchase, ideal for mechanical and industrial fastening applications.