RICH AO Type Shaft Seal – NBR – 30x37x4 mm – Double Lip
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RICH AO Type Shaft Seal – NBR – 30x37x4 mm – Double Lip
Technical Specifications
- Product Type: AO Profile – Double Lip Rotary Shaft Seal
- Model Designation: Sealing Ring 30x37x4
- Brand: RICH
- Dimensions: 30 x 37 x 4 mm
- Sealing Material: NBR (Nitrile Butadiene Rubber)
- Temperature Range: –30°C to +100°C
- Weight: 0.003 kg
- Country of Origin: China
Description
The 30x37x4 RICH AO-type seal is a compact double lip rotary shaft seal designed for dynamic and static sealing in rotary applications. With dual sealing lips and an outer diameter of 37 mm, it ensures enhanced protection against dust, fluid ingress, and pressure variations.
Made from durable NBR nitrile rubber, this seal offers excellent resistance to oils, greases, and moderate chemicals, while maintaining flexibility across a wide temperature range from –30°C to +100°C. Its compact 30 mm bore and 4 mm thickness make it ideal for tight housings and precision assemblies.
Key Performance Advantages
- Double Lip Design: Improved sealing efficiency and dust exclusion
- NBR Material: Resistant to oils, fuels, and hydraulic fluids
- Compact Size: 30x37x4 mm ideal for small shafts and housings
- Wide Temperature Range: Operates reliably from –30°C to +100°C
Transparency Note
This sealing ring is manufactured under the RICH brand. The code 30x37x4 is used solely for compatibility identification and does not imply any affiliation with other brands. The product is clearly marked with its actual brand and country of origin.
Data sheet
Inner Diameter
30
Outer Diameter
37
Width
4
Weight
0,03
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