O-ring Seal Screw - China Manufacturer & Supplier
I’m your sourcing partner for o-ring seal screw solutions from a China-based Manufacturer. I know what B2B buyers look for: reliable quality, stable supply, and clear communication. We offer o-ring seal screws in stainless steel, alloy, or plated finishes, with compatible seals and a choice of thread types and sizes. Our tolerances meet tight assembly specs, and customization is possible for high-pressure, corrosive or hygienic environments. As a China-based Manufacturer, I can provide scalable production, competitive bulk pricing, and traceable lots with QA documentation. I handle OEM inquiries, offer sample programs, and assure on-time delivery to your plant. The integrated design reduces leak points and assembly time, saving you maintenance costs and warranty risk. If you want local support, steady supply, and tailored solutions, tell me your torque, media, and applicable standards, and I’ll tailor the solution to your application.
o-ring seal screw Stands Out Custom Solutions,
An o-ring seal screw stands out by pairing a rugged fastener with a proven fluid barrier. Embedding an O-ring seal in the screw joint delivers tight, uniform compression that resists leakage during vibration, thermal cycling, and pressure changes. This compact, integrated solution reduces assembly steps, lowers misalignment risk, and simplifies maintenance in fluid systems and harsh industrial environments. Global buyers seeking custom solutions can choose among materials such as NBR, FKM, silicone, or EPDM, with options for thread form, head style, coatings, and finishes. Specifications can cover temperature range, chemical compatibility, IP ratings, and cleanliness standards (food- or pharma-grade). A capable supplier offers rapid prototyping, small-batch trials, and scalable production, with quality management and traceability to support multi-site sourcing and regulatory needs.
| Part Number | Application | O-Ring Size (ID x CS) mm | O-Ring Material | Screw Type | Thread Size | Body Material | Coating | Operating Temp (°C) | Pressure Rating (bar) |
|---|---|---|---|---|---|---|---|---|---|
| OSG-1001 | Hydraulic valve seal | 25.0 x 3.0 | FKM (Viton) | Socket head cap screw | M6 x 1.0 | 316 Stainless Steel | Passivate | -20 to 180 | 60 |
| OSG-1002 | Pneumatic actuator seal | 18.0 x 2.5 | FKM (FKM) | Pan head | M5 x 0.8 | Aluminum 6061-T6 | Anodized black | -30 to 120 | 40 |
| OSG-1003 | Fuel line coupling | 32.0 x 2.3 | NBR (Nitrile) | Hex bolt | 1/4\"-20 | Brass | Nickel plating | -25 to 120 | 150 |
| OSG-1004 | Water-tight lid assembly | 40.0 x 3.5 | EPDM | Torx head | M8 x 1.25 | Stainless steel 304 | Passivate | -40 to 100 | 80 |
| OSG-1005 | Vacuum chamber seal | 12.0 x 2.0 | FFKM | Socket head | M4 x 0.7 | Stainless steel 316L | None | -20 to 230 | 120 |
| OSG-1006 | Beverage equipment sealing | 20.0 x 3.0 | FKM | Button head | M6 x 1.0 | Stainless steel 316 | Passivate | -5 to 150 | 70 |
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