I am your go-to for O-Ring Rubber Cord—sourced with consistency and treated for tough applications. When you are a Wholesale buyer or a Manufacturer, you need dependable seals fast that won't break your production line. We offer a wide range of durometers, cross-sections, and lengths, with NBR, EPDM and silicone options, all in standard grades plus custom packaging. The O-Ring Rubber Cord is designed to compress evenly, resist oil, heat, and chemicals, and is easy to install. I can ship quickly from our warehouse and keep prices competitive to suit bulk orders. Our quality control checks every batch before dispatch, so you can count on performance in pumps, valves, and hydraulic systems. If you need specific tolerance or a particular color, tell me—I'll tailor the solution. Let's build a long-term supply relationship for your production needs.
As your OEM partner for O-ring rubber cord, we turn design ideas into production-ready solutions with end-to-end support—from material selection and prototyping to tooling, extrusion and on-time delivery. Our team helps choose the right elastomer (NBR, EPDM, silicone, FKM/HNBR and others), optimizes cross-sections and tolerances, and produces samples quickly so you can validate fit and performance before scale-up. With precision extrusion, controlled vulcanization and strict quality checks (hardness, compression set, tensile strength and dimensional inspection), we ensure consistent batches that meet demanding sealing applications. Flexible minimums, competitive lead times and global logistics options make it easy for international buyers to source custom O-ring cord reliably, while ongoing technical support helps you reduce costs and accelerate time-to-market.
| Part Code | Material | Cross-Section (mm) | Inside Diameter (mm) | Shore Hardness (A) | Temperature Range (°C) | Primary Chemical Resistance | Relevant Standards | Typical Applications | Typical Lead Time (weeks) |
|---|---|---|---|---|---|---|---|---|---|
| OR-001 | NBR (Nitrile) | 3.53 | 10 | 70 | -30 to 120 | Mineral oils, fuels, hydraulic fluids | ISO 3601 / AS568 / ASTM D2000 | Automotive seals, fuel system O-rings | 2–4 |
| OR-002 | EPDM | 5.33 | 25 | 70 | -50 to 150 | Hot water, steam, hot glycol, alkalis | ISO 3601 / ASTM D2000 | HVAC, water pumps, steam lines, roofing seals | 2–5 |
| OR-003 | FKM (Fluorocarbon) | 3.53 | 12 | 75 | -20 to 200 | Oils, fuels, acids, many solvents | ISO 3601 / ASTM D2000 | Chemical processing, automotive high-temp seals | 3–6 |
| OR-004 | Silicone (VMQ) | 1.78 | 8 | 50 | -60 to 200 | Ozone, oxygen, some food-grade liquids (not recommended for fuels) | ISO 3601; FDA-compliant compounds available | Medical devices, food processing, low-temp seals | 2–4 |
| OR-005 | HNBR (Hydrogenated NBR) | 5.33 | 30 | 85 | -40 to 150 | High-temperature oils, improved resistance to aging | ISO 3601 / ASTM D2000 | Heavy-duty hydraulics, oilfield, compressors | 3–6 |
| OR-006 | Neoprene (CR) | 3.53 | 20 | 65 | -40 to 120 | Refrigerants, weathering, mild oils | ISO 3601 | Weather seals, refrigeration components | 2–4 |
| OR-007 | PTFE-coated NBR | 7.62 | 40 | 70 | -50 to 200 | Broad chemical inertness with reduced friction | ISO 3601 | Chemical valves, dynamic seals, high-wear environments | 4–8 |
| OR-008 | Fluorosilicone | 3.53 | 15 | 60 | -65 to 200 | Fuel-resistant silicone with low-temp flexibility | ISO 3601 | Aerospace seals, fuel handling equipment | 3–6 |
| OR-009 | EPDM (Sponge) | 9.53 | 60 | 60 | -50 to 150 | Water, steam, mild chemicals | ISO 3601 | Gasketing, water treatment seals | 2–4 |
| OR-010 | NBR (Low compression set) | 5.33 | 22 | 75 | -30 to 130 | Engine oils, general petroleum-based fluids | ISO 3601 / ASTM D2000 | Engine seals, compressors, rotating shafts | 3–5 |