From my warehouse to your production line, I offer a {sealing screw with o-ring} that stands up to vibration, moisture, and chemical exposure. I choose premium materials—stainless steel options like 304 and 316—with an elastomer O-ring that resists compression set. The result is a leak-free fastening solution for hydraulics, plumbing, automotive, and industrial equipment. I provide precise pitches, threads, and head styles to match your specs, and I can supply bulk quantities with rapid lead times. If you're buying in volume, I can share the latest {Pricelist} and help you compare different grades for your application. My pricing is transparent and designed for budgets—yes, the {Cheap} and reliable seal you need can come with long lifespans. Ask for custom coatings, anti-corrosion variants, or non-standard sizes. I stand behind every order with quality certificates and ready support; let me know your needs and I’ll tailor a solution that fits your project timeline and cost targets.
Sealing screws with O-rings are trusted for leak-proof assemblies across automotive, industrial machinery, and electronics housings. Market leaders stand out with optimized gland geometry, precise threading, and the pairing of corrosion-resistant fasteners with elastomer seals that keep compression under vibration and thermal cycling. By selecting materials—stainless steel, brass, or coated alloys—and elastomers such as NBR, FKM, or EPDM, these seals deliver reliable performance from -40°C to +150°C and in demanding chemicals. For global buyers, the benefit of a proven supplier is consistent quality, traceability, and strong after-sales support. Look for quality certifications, leakage test data, and documentation on material, lot tracking, and RoHS/REACH. Consider lead times, scalable MOQs, packaging options, and technical support for design validation and prototyping. A reliable partner enables confident, efficient procurement across continents and industries with predictable outcomes.
| Model | Screw Material | O-Ring Material | O-Ring Size (ID x CS) mm | Seal Type | Thread Size | Operating Temp (°C) | Max Pressure (MPa) | Torque Range (Nm) | Certifications |
|---|---|---|---|---|---|---|---|---|---|
| SRW-STD-01 | 304 Stainless Steel | NBR | 25 x 3 | Radial | M8x1 | -40 to 120 | 3.0 | 0.6-1.2 | ISO 9001; RoHS |
| SRW-STD-02 | 316 Stainless Steel | FKM (Viton) | 24 x 3 | Lip Seal | M6x1 | -20 to 200 | 4.0 | 0.8-1.5 | ISO 9001; REACH |
| SRW-STD-03 | Alloy Steel | EPDM | 21 x 3 | X-ring | M10x1 | -40 to 150 | 5.0 | 1.0-2.0 | PED; RoHS |
| SRW-ALT-04 | Titanium Ti-6Al-4V | Silicone (VMQ) | 28 x 3 | O-ring | M12x1.5 | -60 to 250 | 2.5 | 0.7-1.3 | ATEX; REACH |
| SRW-ALT-05 | Brass | NBR | 22 x 2.5 | Quad Ring (X-ring) | G1/4 | -20 to 90 | 2.0 | 0.4-0.9 | RoHS |
| SRW-ALT-06 | 316L Stainless Steel | FKM | 26 x 3 | O-ring | M8x1.25 | -30 to 150 | 3.5 | 0.7-1.3 | ISO 9001; RoHS; REACH |