Radial shaft seal DBH 8266 — 52.40 x 74.70 x 8.40

DBH 8266 is a radial shaft seal reference, within Seals. Request a quote for 8266 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The DBH 8266 radial shaft seal is a lip seal that mounts in a component's housing and seals against the rotating shaft. Its function is to retain lubricant inside the assembly and prevent dust, water or particles from entering and accelerating wear. It is used in gearboxes, pumps, electric motors and power transmission equipment, where the shaft rotates continuously and sealing is critical to bearing service life.

This item is identified by the DBH designation 8266 and corresponds to a radial shaft seal of design A 101. Its dimensions are: shaft diameter 52.4 mm, housing diameter 74.7 mm and height 8.40 mm. The A 101 design defines the geometry of the lip and the metal body, intended for standard housings. It is a direct replacement component: if the original seal has these dimensions, this model fits without modifications.

Radial shaft seals of this size are found in rotating equipment where two environments must be separated: gearboxes, centrifugal pumps, electric motors, mixers and conveyors. They also appear on fan shafts and in machine tools. In all cases, the seal runs against a shaft surface that must be ground and have adequate hardness so the lip does not wear prematurely.

To select the right seal, verify that the three dimensions match the housing and the shaft: 52.4 mm shaft, 74.7 mm housing and 8.40 mm height. Check the condition of the shaft: no splines, no corrosion and a fine surface finish. When mounting it, lubricate the lip with the same grease or oil used in the equipment, insert it perpendicular to the shaft and avoid striking it. If the shaft has a groove or a step, use a guide sleeve so the lip is not damaged.

If you need a nearby size or an equivalent from another brand, send us the code 8266 or the dimensions of the old seal. We can also search by shaft, housing and height dimensions. At MR Accesorios Industriales we work with seal and oil seal brands to cover different applications. We have more than 80 years of experience in the field and we advise you so you choose the right option.

To request a quote for the DBH 8266 oil seal, send the part number by WhatsApp to MR Accesorios Industriales. If you have doubts about the size or the design, attach a photo of the original seal or the dimensions measured with a caliper. That way we send you the quote and look at an alternative if it is not the same one.