Radial shaft seal DBH 8643 — 50.00 x 67.00 x 11.00

DBH 8643 is a radial shaft seal reference, within Seals. Request a quote for 8643 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The DBH 8643 radial shaft seal is a lip seal designed for rotating shafts. Its function is to retain lubricant inside the housing and prevent the entry of dust, water or particles that could damage bearings and gears. With dimensions of 50 mm shaft diameter, 67 mm housing diameter and 11 mm height, and an A 183 design, it is used in equipment requiring reliable sealing under continuous rotation. MR Accesorios Industriales carries this brand and advises you so you choose the right seal.

This item is a radial shaft seal from the DBH brand, identified by part number 8643. Its standard dimensions are 50.00 mm shaft diameter (d), 67.00 mm housing diameter (D) and 11.00 mm height (h). The A 183 design corresponds to a specific construction configuration that defines the lip type, material and spring, although those details are confirmed against the manufacturer's data sheet. It is a standard replacement part for shafts that rotate inside a bore and require a tight seal.

Typical applications for a seal such as the DBH 8643 include gearboxes, pumps, electric motors, reducers and power transmission equipment. In all these cases, the seal works on a rotating shaft and separates the oil or grease from the outside environment. It is also used in agricultural machinery, road equipment and process lines where contamination by dust or water can shorten bearing service life.

To install this seal correctly, verify that the shaft measures 50 mm and the housing the indicated 67 mm. The shaft surface must be clean, free of burrs and marks, and it is advisable to lubricate the lip before inserting it. The seal is fitted with the lip facing the lubricant side and seated fully against the bottom of the housing. If the shaft shows wear, consider a nearby size or a seal with an auxiliary lip.

If you need an equivalent or a different size, you can send us part number 8643 or the current dimensions (shaft diameter, housing and height) via WhatsApp. At MR Accesorios Industriales we have more than 80 years of experience in industrial distribution and can guide you to find the seal that best suits your equipment. We also work with other brands and in-house manufacturing alternatives when the case requires it.

If you have any questions about compatibility or application, do not hesitate to contact us. Send part number DBH 8643 or a photo of the part to our WhatsApp and we will reply promptly. At MR Accesorios Industriales we are here to help you keep your equipment running with the right components.