High-Quality Stainless Steel Captive Screws - Supplier
I help engineers and procurement teams streamline assemblies with Stainless Steel Captive Screws. As a High-Quality Supplier, I understand your demand for durable, corrosion-resistant fasteners that stay where you place them. Our captive screws are designed for quick tool-free removal and secure retention in panel and electronics enclosures, reducing downtime and lost hardware. Made from 304 or 316 stainless steel, they resist rust in demanding environments and offer thread options to fit standard panel nuts or captive-nut assemblies. With knurled heads for easy grip and low-profile designs for tight spaces, these screws deliver reliable torque without stripping. I offer consistent quality, tight tolerances, and flexible packaging options to meet high-volume orders. Whether you need metric or inch series, standard or customized lengths, I’m here to work with you as a trusted Supplier to optimize your product assembly and field serviceability. Let’s connect and discuss your exact specs today.
Stainless Steel Captive Screws Factory-Direct Excellence Outperforms the Competition
Factory-direct stainless steel captive screws offer unbeatable value for global buyers. A vertically integrated line controls every stage—from material selection in 304/316 stainless to stamping, threading, plating, passivation, and final inspection. In-house QA tests torque, corrosion resistance, and dimensional accuracy to ensure consistent performance. With no middlemen, pricing is transparent and lead times shrink, while scalable production handles both large programs and urgent requests. Excellence means more than price. It means customization, reliable supply, and full documentation. Specify head styles (socket, Phillips, hex), drives, thread pitches, grip lengths, and finishes (polished, brushed, or passivated), with defect-free lots and traceability. Direct-from-factory sourcing supports flexible packaging, just-in-time delivery, and real-time order tracking, reducing supply-chain risk. Engineering support with tolerance guidance and CAD-ready data speeds integration into assemblies and BOMs.
| Variant | Material | Size | Length (mm) | Drive Type | Finish | Tensile Strength (MPa) | Yield Strength (MPa) | Corrosion Resistance | Temperature Range (C) | Standards/Compliance | Typical Application |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A2-70 Captive Screws M3x0.5 | A2-70 (304) | M3x0.5 | 8 | Torx T6 | Passivated | 520 | 205 | High | -60 to 250 | ISO 3506, DIN EN ISO 3506 | Electronics enclosures |
| A4-70 Captive Screws M4x0.7 | A4-70 (316) | M4x0.7 | 12 | Hex Socket | Satin | 650 | 300 | Very High | -60 to 300 | ISO 3506 | Moist environments |
| A2-70 Captive Screws M5x0.8 | A2-70 | M5x0.8 | 16 | Phillips | Passivated | 540 | 210 | High | -60 to 250 | ISO 3506 | Machinery panels |
| A4-70 Captive Screws M6x1.0 | A4-70 | M6x1.0 | 20 | Hex Socket | Satin | 700 | 340 | Very High | -196 to 300 | ISO 3506 | Automotive/manufacturing |
| A2-70 Captive Screws M3x0.5 (short) | A2-70 | M3x0.5 | 6 | Torx T5 | Bright | 520 | 205 | High | -60 to 200 | ISO 3506 | Small electronics |
| A4-70 Captive Screws M4x0.7 (long) | A4-70 | M4x0.7 | 16 | Hex Socket | Satin | 650 | 300 | Very High | -60 to 250 | ISO 3506 | Heavy equipment |
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