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RS PRO Nitrile Rubber (NBR) Rotary Shaft Seal 70 mm ID, 85 mm OD, 7 mm Thickness 226-3888
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| THICKNESS | 7mm |
| Model | 226-3888 |
| Outside diameter | 85mm |
| Seal Type | Rotary Shaft Seal |
| Seal Material | Nitrile Rubber (NBR) |
| Inside Diameter | 70mm |
Key Features
- Constructed with durable nitrile rubber (NBR) material for excellent resistance to oils and greases.
- Seal thickness of 7 mm ensures robust protection and durability.
- Suitable for applications including driveshafts, crankshafts, and hydraulic cylinders.
- Operates effectively in temperature ranges from -20°C to 90°C.
- Designed to resist lubrication oils, hydraulic fluids, and grease but is not suitable for brake oil or ester-based fluids.
- Black color with a hardness of 70 ±5 shore A for reliable wear resistance.
- Tensile strength of 18.9 MPa and elongation at break of 438% for mechanical resilience.
- Specific gravity of 1.25 ± 0.03 g/cm³ maintains material consistency and performance.
Product Description
RS PRO 226-3888, a Nitrile Rubber (NBR) Rotary Shaft Seal, features a 70 mm inside diameter, 85 mm outside diameter, and 7 mm thickness designed to provide reliable sealing solutions for rotating shafts.
This seal crafted from nitrile rubber is highly effective in environments where oil and grease lubrication is present, making it ideal for use in driveshafts, crankshafts, and hydraulic cylinders. The material offers excellent resistance to petroleum oils, greases, and hydraulic fluids, which enhances the longevity of associated machinery by preventing lubrication leakage and ingress of contaminants.
Operating in temperatures from -20°C to 90°C, the RS PRO NBR seal offers flexibility and durability across varying industrial applications. It is not recommended for use with brake oils or specific ester-based fluids such as phosphoric esters.
The seal's physical properties include a hardness of 70 ±5 shore A, tensile strength of 18.9 MPa, elongation at break of 438%, a specific gravity of 1.25 ±0.03 g/cm³, and an impressive tear resistance of 58 N/mm. These properties signify a robust seal optimized for demanding mechanical environments.
Durable nitrile rubber material provides resistance to oils and greases. Designed for rotary shaft sealing applications to prevent lubricant leakage. Optimal for automotive, hydraulic, and industrial machinery uses. Operating temperature from -20°C to 90°C suits varied environmental conditions.
Essential for driveshafts, crankshafts, and hydraulic cylinder sealing. Black color and hardness rating support wear resistance and longevity. Mechanical properties ensure reliable performance under dynamic loads. Maintenance of system integrity by preventing contamination ingress.
This product is categorized under industrial seals, suitable for use in mechanical, fluid power, automotive, manufacturing, and hydraulic equipment maintenance and assembly. The RS PRO brand is recognized for delivering industrial-grade sealing components trusted across various sectors.
Explore more at EnvMart for similar sealing solutions from RS PRO and other leading brands in mechanical Seals and gaskets for comprehensive industrial and maintenance applications.
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Frequently Asked Questions
This rotary shaft seal has an inside diameter of 70 mm, an outside diameter of 85 mm, and a thickness of 7 mm.
It is constructed from nitrile rubber (NBR), which provides excellent resistance to oils and greases.
This rotary shaft seal operates effectively in temperature ranges from -20°C to 90°C.
It is suitable for applications including driveshafts, crankshafts, and hydraulic cylinders.
The seal has a hardness rating of 70 ±5 shore A, which supports its wear resistance.
The tensile strength of this seal is 18.9 MPa, indicating its mechanical resilience.
This model has an elongation at break of 438%, which contributes to its flexibility under stress.
No, this seal is not suitable for use with brake oils or ester-based fluids such as phosphoric esters.
The specific gravity of the nitrile rubber used in this seal is 1.25 ± 0.03 g/cm³.
This is a rotary shaft seal designed to prevent lubricant leakage and contamination ingress.
The tear resistance of this rotary shaft seal is 58 N/mm, indicating its robustness in mechanical applications.
The country of origin for this rotary shaft seal is India.
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