I’m your go-to source for Captive Washer Screws that streamline assembly lines in busy Factories. We offer Custom specifications—size, drive, thread pitch, and finish—so you get exactly what your production needs. Our screws keep washers captive, prevent loss, and reduce rework on mixed-component assemblies. I’ve worked with metal parts suppliers to deliver precision stainless and zinc-coated options with tight tolerances and corrosion resistance. For high-volume runs, we provide scalable supply, quick lead times, and consistent quality control through every batch. If you’re evaluating vendors who understand the value of uptime, I’ll tailor a package: steady stock, Kitted shipments, and documentation for QC and traceability. Captive Washer Screws are ideal for automotive, electronics, and appliance lines. Choose us for dependable performance, and tell me your Custom specs to fit your line perfectly.
Captive washer screws meet the growing demand in electronics, automotive interiors, and appliance assemblies where fasteners must stay secure even under vibration. A focused factory that offers custom solutions can transform standard parts into tailored components: choosing base metals (stainless, alloy, or aluminum), defining head and drive styles, and integrating a captive washer into a single stamping or turning process. From design to pilot runs, a capable supplier can provide engineering support, DFx feedback, and rapid prototyping to ensure the part fits the assembly precisely and reduces screw loss or loosening over time. Global buyers seek reliability, traceability, and compliant finishes. The best partners offer scalable production, tight tolerances, finishes such as zinc, black oxide, or passivation, and RoHS/REACH compliance, with full QA documentation and batch traceability. They also provide flexible MOQs, short lead times, and protective packaging for international shipping. By aligning on technical specs, testing plans, and a clear qualification process, buyers can accelerate time-to-market while maintaining quality across diverse regions and suppliers.
| SKU | Size (mm) | Head Type | Drive Type | Material | Length (mm) | Washer OD (mm) | Tensile Strength (MPa) | Coating / Finish | ISO Standard | Production Date | Lot Number |
|---|---|---|---|---|---|---|---|---|---|---|---|
| CW-SS-M3-01 | M3 | Pan Head | Hex Socket | Stainless Steel A2-70 | 6 | 6.0 | 520 | Passivated | ISO 3506-1 | 2024-11-21 | LW20241121-01 |
| CW-SS-M4-02 | M4 | Pan Head | Hex Socket | Stainless Steel A2-70 | 8 | 7.0 | 620 | Passivated | ISO 3506-1 | 2024-12-01 | LW20241201-02 |
| CW-SS-M5-01 | M5 | Button Head | Hex Socket | Stainless Steel A2-70 | 12 | 10.0 | 700 | Passivated | ISO 3506-1 | 2024-10-15 | LW20241015-03 |
| CW-SS-M6-01 | M6 | Pan Head | Hex Socket | Stainless Steel 316 | 16 | 12.0 | 900 | Passivated | ISO 3506-1 | 2025-01-10 | LW20250110-04 |
| CW-SS-M3-02 | M3 | Button Head | Phillips | Stainless Steel 304 | 10 | 8.0 | 520 | Passivated | ISO 3506-1 | 2024-06-01 | LW20240601-05 |
| CW-SS-M4-03 | M4 | Pan Head | Torx | Stainless Steel 304 | 9 | 7.5 | 600 | Polished | ISO 3506-1 | 2023-11-05 | LW20231105-06 |
| CW-SS-M5-03 | M5 | Button Head | Hex Socket | Stainless Steel 316 | 14 | 11.0 | 750 | Passivated | ISO 3506-1 | 2025-03-20 | LW20250320-07 |
| CW-SS-M6-02 | M6 | Pan Head | Hex Socket | Stainless Steel 316 | 20 | 13.0 | 900 | Polished | ISO 3506-1 | 2025-04-02 | LW20250402-08 |
| CW-SS-M3-04 | M3 | Pan Head | Hex Socket | Stainless Steel 304 | 7 | 6.5 | 500 | Passivated | ISO 3506-1 | 2024-02-20 | LW20240220-09 |
| CW-SS-M4-04 | M4 | Button Head | Hex | Stainless Steel 304 | 11 | 9.0 | 580 | Passivated | ISO 3506-1 | 2023-08-12 | LW20230812-10 |