From my workshop to your production line, I offer the toothed washer m3 built for secure fastening in automotive, electronics, and heavy machinery assemblies. This small but mighty part features precision teeth that bite into mating surfaces to stop loosening under vibration, while evenly distributing load across the bolt head. Made from high-grade steel with good corrosion resistance, it stands up to challenging environments and long service life. For Wholesale buyers and Manufacturers, I can supply consistent quality in bulk, with dependable lead times and flexible packaging to fit your procurement cycles. The toothed washer m3 is compatible with standard M3 bolts and common fastener specs, easy to install, requiring no special tooling. I also offer bulk discounts, support with qualification tests, and free samples on request. If you need a steady source of reliable fastening hardware, this washer is a smart choice for your assembly lines and QC checks.
M3 toothed washers power reliable assemblies across electronics and machinery. The teeth bite into mating surfaces to lock against vibration and evenly distribute load to protect threads. They come in stainless steel, carbon steel with protective finishes, or conductive alloys, with finishes for corrosion resistance or electrical needs. Factory-direct sourcing tightens tolerances, ensures consistent plating, and scales production, delivering stable lead times and predictable quality. Batch testing, dimensional checks, plating verification, and traceability support RoHS/REACH compliance where required. Global buyers should review datasheets for outer diameter, inner hole, thickness, tooth count, and locking action, plus material grade and finish. Request details on stamping, heat treatment, plating, and batch certificates, plus test results. Ask for samples to verify bite and torque tolerance in your assembly, then confirm minimum order, lead times, and packaging. A trusted factory-direct partner reduces procurement risk, shortens cycles, and provides consistent quality as you expand your global supply chain.
| Item ID | Material | Finish | Inner Dia (mm) | Outer Dia (mm) | Tooth Count | Tooth Type | Thickness (mm) | Standard |
|---|---|---|---|---|---|---|---|---|
| W3-M3-001 | Stainless Steel A2-70 | Passivated | 3.0 | 8.8 | 22 | External | 0.75 | DIN 6797 |
| W3-M3-002 | Carbon Steel | Black Oxide | 3.0 | 9.0 | 20 | External | 0.60 | ISO 7089 |
| W3-M3-003 | Stainless Steel 316 | Polished | 3.0 | 9.2 | 24 | External | 0.85 | DIN 6797 |
| W3-M3-004 | Brass | Nickel-Plated | 3.0 | 9.5 | 18 | External | 0.70 | ISO 8741 |
| W3-M3-005 | Phosphor Bronze | Bright | 3.0 | 8.5 | 21 | External | 0.65 | DIN 6797 |
| W3-M3-006 | Aluminum Alloy | Anodized | 3.0 | 8.2 | 16 | External | 0.50 | ISO 10548 |