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DBH type Ls radial shaft seal, double lip without spring, in section · DBH 9578
DBH 9578 radial shaft seal — 28.57 x 38.05 x 6.35

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DBH 9578 radial shaft seal — 28.57 x 38.05 x 6.35

Manufacturer part number9578
Brand
DBH
Category
Seals
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Description

DBH 9578 belongs to radial shaft seal, part of our Seals range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 9578 and any equivalents.

For rotating shafts, the DBH 9578 radial shaft seal acts as a lip seal that keeps lubricant in and contaminants out, protecting bearings and gears from dust or water. Its dimensions are shaft 28.57 mm, housing 38.05 mm, and height 6.35 mm, with an Ls design. MR Industrial Accessories supplies this brand to customers across the United States and in several Latin American countries.

The DBH 9578 code identifies the size and style of the seal. The shaft diameter (d) is 28.57 mm, the housing bore diameter (D) is 38.05 mm, and the height (h) is 6.35 mm. In the Ls design, a sealing lip works with a spring to maintain steady contact on the shaft. The elastomer compounds resist oils and greases, while a metal case provides the stiffness needed to press the seal into place without distortion.

You will find this seal in gearboxes, pumps, electric motors, reducers, and power transmission equipment. It also appears in machine tools, conveyors, agricultural machinery, and hydraulic systems. Because it takes up little axial space, it suits small-diameter shafts where you need effective sealing in a compact envelope.

When matching the seal to an application, check that the shaft and housing dimensions agree with the equipment. The Ls design fits rotating shafts at moderate speeds and low pressures. Lubricate the lip with the system oil before installation, press the seal in perpendicular to the shaft, and avoid hitting it. If the shaft is worn, a seal with an auxiliary lip may be a better choice. Confirm tolerances and materials against the manufacturer's data sheet.

If you need an equivalent, send code 9578 or the dimensions from your equipment. The team at MR Industrial Accessories can suggest alternatives from our seals and oil seals line and help you choose the right one. Request a quote by part number via WhatsApp or email, and we will reply promptly.

Dimensions

Shaft (d)
28.57mm
Housing bore (D)
38.05mm
Height (h)
6.35mm
Design
Ls

Frequently asked questions

What are the exact dimensions of the DBH 9578 seal?
Shaft diameter 28.57 mm, housing bore diameter 38.05 mm, and height 6.35 mm. These must match your equipment for correct installation.
What does the Ls design mean in this seal?
It is a radial shaft seal with a sealing lip and spring that keeps contact on the shaft. It suits moderate speeds and low pressures, as in gearboxes and pumps.
How do I request a quote or an equivalent for the 9578 seal?
Send code 9578 or your seal dimensions via WhatsApp or email to MR Industrial Accessories. We will help you find the right replacement from our seals and oil seals line.
Get a quote for 9578 on WhatsApp
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