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Washer DIN 9021 | Large Outside Diameter | A2 Stainless Steel | Plain Finish | @Pack of 100 | by Wurth

BRAND: Wurth
SKU: 4194
$19.30 List price: $24.20
100 PCS ($0.19 per PCS)
+
Washer DIN 9021 with a large outside diameter and made from corrosion-resistant A2 stainless steel—ideal for mechanical assemblies requiring M4 screw thread washers. This plain finish washer is perfect for industrial and construction fastening applications, ensuring increased load distribution and compliance with RoHS standards.

Product Name/Title: Washer DIN 9021 | Large Outside Diameter | A2 Stainless Steel | Plain Finish | @Pack of 100 | by Wurth

Brand: Wurth

SKU: 4194

Alternatively Known As: Large diameter washer, stainless steel flat washer, DIN 9021 washer, M4 stainless steel washer

Technical Specifications
  • Suitable for screw thread: M4
  • Internal diameter (d1): 4.3 mm
  • Outer diameter (d2): 12 mm
  • Thickness (h1): 1 mm
  • Standards: DIN 9021
  • Material: Stainless steel A2
  • Surface: Plain
  • Vickers hardness: 140 HV
  • Design: With large outside diameter
  • RoHS-compliant: Yes
  • Dimensions (H x L x W): 1mm x 12mm x 12mm
  • Weight: 0.02 kg
Key Features
  • Large outside diameter design for increased load distribution
  • Made from corrosion-resistant A2 stainless steel
  • Plain surface finish
  • RoHS-compliant
Professional Installation Requirements
  • No special professional installation required; suitable for standard mechanical assembly processes.
Applications
  • Mechanical assemblies requiring M4 screw thread washers
  • Industrial and construction fastening applications
  • General purpose use in machinery and equipment
Standards & Compliance
  • Complies with AS/NZS 1170 – Structural Design Actions (Wind, Earthquake, Snow Loads)
Environmental Benefits
  • Made from durable stainless steel for long service life reducing replacement waste
  • RoHS-compliant ensuring no hazardous substances
Warranty Information

Standard manufacturer warranty against defects applies.

Available Now

Available for immediate purchase, ideal for industrial, construction, and mechanical fastening applications.