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RS PRO Nitrile Rubber (NBR) Rotary Shaft Seal, 38 mm ID, 62 mm OD, 7 mm Thickness 226-3811
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| Color | Black |
| Operating Temperature Range | -20°C to 90°C |
| THICKNESS | 7mm |
| Model | 226-3811 |
| Tensile Strength | 18.9 MPa |
| Outside diameter | 62mm |
| Seal Type | Rotary Shaft Seal |
| Specific Gravity | 1.25 ± 0.03 g/cm³ |
| Seal Material | Nitrile Rubber (NBR) |
| Inside Diameter | 38mm |
| Elongation | 438 % |
Key Features
- Made from high-quality Nitrile Rubber (NBR) for oil and grease resistance.
- 38 mm inside diameter and 62 mm outside diameter provide robust sealing performance.
- Rotary shaft seal type suitable for driveshafts, crankshafts, and hydraulic cylinders.
- 7 mm thickness ensures durability in demanding industrial applications.
- Operates effectively within a temperature range of -20°C to 90°C.
- 70 ±5 shore A hardness with high tensile strength for extended service life.
- Resistant to lubrication oils, hydraulic fluids, and common greases.
- Ideal for use where reliable oil sealing is critical in industrial machinery.
Product Description
RS PRO 226-3811 Nitrile Rubber (NBR) Rotary Shaft Seal is engineered for high performance in mechanical equipment requiring dependable sealing against oil and grease leakage. This seal features a 38 mm inner diameter, a 62 mm outer diameter, and a 7 mm thickness, making it suitable for a variety of shaft and housing configurations across industrial, hydraulic, and mechanical systems.
Made from premium quality NBR material, known for its cost-effectiveness and excellent compatibility with lubrication oils and hydraulic fluids. Rotary shaft seal design ensures efficient performance in rotating shaft applications such as driveshafts, crankshafts, and hydraulic cylinders.
Offers robust resistance to degradation from common oil, grease, and hydraulic media, maximizing reliability and service life in demanding operating environments. Hardness rated at 70 ±5 shore A, with tensile strength of 18.9 MPa and an elongation capacity of 438% for enhanced durability under load.
Specific gravity of 1.25 ± 0.03 g/cm³ and tear resistance of 58 N/mm, demonstrating superior mechanical properties. Black color and compact form factor - dimensions of 38x62x7 mm - support seamless integration into compact assemblies.
Designed for a working temperature window from -20°C to 90°C, suitable for standard industrial operating conditions. Recommended for use in applications requiring resistance to lubricant ingress and prevention of contamination in mechanical assemblies.
Common use cases include driveshafts, crankshafts, hydraulic cylinders, and rotating equipment employed in manufacturing, automotive, mechanical workshops, and general industrial settings. The seal is not suitable for use with brake oil, phosphoric ester, and ester-based fluids.
With its proven resistance and technical specification, this oil seal supports improved operational safety and maintenance efficiency for fluid power and machinery sectors. Explore more industrial and mechanical seals from RS PRO on EnvMart’s Mechanical Seals category to ensure reliable operation of your equipment.
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Frequently Asked Questions
This rotary shaft seal has an inside diameter of 38 mm, an outside diameter of 62 mm, and a thickness of 7 mm.
It operates effectively within a temperature range of -20°C to 90°C.
The seal is made from Nitrile Rubber (NBR), known for its oil and grease resistance.
The hardness of this seal is rated at 70 ±5 shore A.
It is suitable for driveshafts, crankshafts, and hydraulic cylinders in various industrial settings.
The tensile strength of this rotary shaft seal is 18.9 MPa.
This seal has an elongation capacity of 438%.
The seal is black in color.
The specific gravity of this rotary shaft seal is 1.25 ± 0.03 g/cm³.
It is resistant to lubrication oils, hydraulic fluids, and common greases, but not suitable for brake oil, phosphoric ester, and ester-based fluids.
No, this model is not customizable; it is offered as a standard product.
The country of origin for this seal is India.
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