Radial shaft seal DBH 9940/85 — 18.75 x 30.00 x 5.00/5.50

DBH 9940/85 is a radial shaft seal reference, within Seals. Request a quote for 9940/85 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The DBH 9940/85 radial shaft seal is a lip seal designed for rotating shafts. Its function is to retain lubricant inside the assembly and prevent the entry of dust, water or particles. With dimensions of 18.75 mm shaft, 30 mm housing and 5.00/5.50 mm height, it is used in gearboxes, pumps, electric motors and power transmission equipment. MR Accesorios Industriales supplies this official brand and advises you so you choose the correct seal for your application.

This item is a radial shaft seal from the DBH brand, designation 9940/85. Its dimensions are 18.75 mm shaft diameter, 30 mm housing diameter and a height of 5.00/5.50 mm. Design A 273 corresponds to a specific lip and case configuration. It is a precision part that works in direct contact with the shaft, so its correct selection and installation are key to preventing leaks and extending equipment service life.

Radial shaft seals such as the DBH 9940/85 are used in a wide variety of industrial equipment: gearboxes, centrifugal pumps, electric motors, compressors, spindles and transmission systems. Their main function is to seal the passage of lubricant on rotating shafts, preventing losses and external contamination. They also protect against the entry of dust and moisture, which helps maintain the reliability of the assembly.

To correctly select a seal, verify that the shaft, housing and height dimensions match those of your equipment's housing and shaft. Rotation speed, working temperature and the type of lubricant influence the choice of lip and spring material. During installation, make sure the shaft has no burrs or marks, lubricate the lip and use a suitable tool to avoid damaging the seal. Careful installation prevents premature leaks.

If you need an equivalent seal or a nearby size, you can contact us. With the code 9940/85 or the current dimensions, our team looks for alternatives within the same brand or other brands we supply. We can also advise you if your application requires a special material or design. The idea is for you to find the part that best suits your equipment, without complications.

To request a quote for the DBH 9940/85 seal or ask about a replacement, write to us on WhatsApp. MR Accesorios Industriales has more than 80 years of experience in the industry and supplies this official brand. Send us the code or the dimensions and we will reply shortly with the information you need to move forward.