O Ring Nitrile ( 75 OD 81 MM × DM 3 MM )
November 27, 2025SS 316 Wafer Check Valve
November 29, 2025O Ring Nitrile – 130 OD × 137 ID × 3.5 mm Thickness
Premium-grade Nitrile O-Ring engineered for industrial sealing applications. Designed for OEMs, exporters, valve manufacturers, pump factories, and engineering contractors. Available in Nitrile, Viton, PTFE, EPDM, and custom polymers. We supply nationwide and export in bulk.
Product Overview
This Nitrile O-Ring is manufactured as per global sealing standards for valves, pumps, automotive parts, waterworks, chemical lines, and industrial equipment. Available in CI, MS, SS304, SS316, SS316L-compatible sealing setups. Pressure class PN10 / 150#. Suitable for high-performance sealing applications.
- High resistance to oils, fuels, lubricants, and chemicals.
- Precision tolerance for tight sealing applications.
- Suitable for OEM production and large-scale industries.
- Available in Nitrile, Viton, PTFE, EPDM, Silicone, Neoprene.
- Supports custom sizes and materials.
Detailed Product Specifications
| Outer Diameter (OD) | 130 mm |
| Inner Diameter (ID) | 137 mm |
| Thickness | 3.5 mm |
| Material | Nitrile (NBR) |
| Polymers Available | Nitrile, Viton, PTFE, EPDM, Silicone |
| Application | Valves, Pumps, Automotive, Chemical Lines |
| Pressure Rating | PN 10 / 150# |
| MOQ | 500 Pieces |
| Sample MOQ | 10 Pieces |
| Payment Terms | 100% Against Purchase Order |
| Enquiry Response Time | Within 2–4 Hours |
| Units Sold | 3,000+ (Monthly Avg.) |
Why Choose Kelor by Krishna Industries
We supply industrial sealing components across major Indian cities such as Delhi, Mumbai, Chennai, Pune, Bengaluru, Hyderabad, Ahmedabad, Kolkata, Surat, Coimbatore, Jaipur, Lucknow, Chandigarh and export to USA, UK, Germany, UAE, Saudi Arabia, Qatar, Turkey, Singapore, Australia, South Africa, Brazil, Mexico and more.
- Verified sourcing from audited manufacturers.
- Bulk-friendly factory pricing for OEMs and distributors.
- Strict QC with dimensional and polymer testing.
- Fast dispatch and international logistics support.
- Custom sealing solutions as per drawings/specifications.
Manufacturers & Vendors – Partner With Us
We source and manufacture through verified vendors. If you produce O-Rings, sealing components, rubber moulded items or polymer-based parts, register with us and share your pricing and specifications. We forward customer enquiries and build long-term partnerships.
