Washers INT/EXT A2 M3 – M12 (Packs of 100)
R13,80
imensions (Typical Examples)
| Size | Inner Ø (mm) | Outer Ø (mm) | Thickness |
|---|---|---|---|
| M3 | ~3.2 mm | ~6.5 mm | ~0.3 mm |
| M6 | ~6.4 mm | ~11.8 mm | ~0.5 mm |
| M12 | ~13 mm | ~21 mm | ~0.8 mm |
(Dimensions vary by manufacturer but follow DIN tolerances.)
✅ Key Features
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Prevents loosening due to vibration and thermal cycling
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Dual tooth design for maximum locking effect
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Non-corrosive and non-magnetic (ideal for marine, food-grade, and medical use)
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Suitable for stainless steel or coated fasteners
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Reusable in many applications
🔩 Common Applications
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Electrical enclosures & grounding
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Marine and outdoor assemblies
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Industrial machinery
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Automotive components
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Food processing equipment
Washers INT/EXT A2 M3 – M12 (Packs of 100)
Internal/External Tooth Lock Washers – A2 Stainless Steel, M3 to M12 (DIN 6797, 100-Pack)
🔧 Product Overview
These A2 stainless steel internal/external tooth lock washers are designed to provide superior locking strength in dynamic or high-vibration applications. The combined internal and external teeth bite into both the fastener head and the surface, delivering excellent anti-loosening performance.
Manufactured to DIN 6797 standards, these washers are ideal for critical fastening applications requiring corrosion resistance and reliable tension over time.
📦 Key Specifications
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Material: A2 Stainless Steel (Grade 304)
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Finish: Natural (uncoated stainless)
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Standard: DIN 6797 (Type J)
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Type: Internal/External Tooth (combined star lock)
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Sizes Available: M3, M4, M5, M6, M8, M10, M12
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Packaging: Supplied in packs of 100 per size
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