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Linda.MSince collaborating with Hongum in 2020, their marine-grade rubber diaphragms and industrial shock absorbers have delivered zero-failure performance, ensuring uninterrupted operations for our port cranes, dredger propulsion systems, and LNG carrier equipment.
NBR Oil Resistant Hydraulic Valve Rubber Diaphragm 90 Shore A High Pressure Fuel System Seal
| Place of Origin | Guangdong, China |
|---|---|
| Brand Name | WNRLN |
| Certification | ISO 9001:2015 |
| Model Number | VRD-NBR-90A |
| Minimum Order Quantity | 50 Pieces |
| Price | USD 1.80-10.00 / Piece |
| Packaging Details | WNRLN branded polybag with desiccant, export-grade corrugated carton with foam lining |
| Delivery Time | 5-7 days for stock, 15-20 days for production |
| Payment Terms | T/T, L/C, PayPal, Western Union |
| Supply Ability | 60000 Pieces per Month |
| Material | NBR (Nitrile Rubber) | Hardness | 90 +/-5 Shore A |
|---|---|---|---|
| Temperature Range | -30C To +120C | Tensile Strength | 12 MPa Minimum |
| Reinforcement | Nylon Fabric | Color | Black |
| Highlight | NBR oil resistant hydraulic valve diaphragm,90 Shore A high pressure fuel seal,rubber diaphragm for hydraulic valve |
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NBR Oil Resistant Hydraulic Valve Rubber Diaphragm
High-performance NBR (Nitrile Butadiene Rubber) diaphragm engineered for hydraulic systems and fuel handling valves. The 90 Shore A hardness provides exceptional pressure resistance and dimensional stability.
Key Features
- Material: NBR (Nitrile Rubber) with excellent oil and fuel resistance
- Hardness: 90 ±5 Shore A for high pressure applications
- Temperature Range: -30°C to +120°C
- Oil Resistance: Superior resistance to mineral oils, fuels, and greases
- Tensile Strength: ≥12 MPa
- Reinforcement: Nylon fabric reinforced for high pressure service
Applications
Suitable for hydraulic control valves, fuel system regulators, lubricating oil systems, and diesel engine components where excellent oil compatibility is required.
Quality Assurance
100% dimensional inspection and material certification. Manufactured under ISO 9001:2015 quality management system.

