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DBH type Lz radial shaft seal, single lip with spring, in section · DBH 5256Sil
DBH 5256Sil radial shaft seal — 25 x 35 x 7

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DBH 5256Sil radial shaft seal — 25 x 35 x 7

Manufacturer part number5256SilMore 25 x 35 x 7 mm seals →
Brand
DBH
Category
Seals
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Description

DBH 5256Sil 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 5256Sil and any equivalents.

The DBH 5256Sil is a radial shaft seal sized for a 25 mm shaft, a 35 mm housing bore, and a 7 mm width. It keeps lubricant in and contaminants out of gearboxes, pumps, motors, and similar rotating equipment. The Lz design includes a sealing lip with a spring for permanent lubrication.

This seal carries the designation DBH 5256Sil and the SKU DBH-5256SIL. In the DBH line, 5256Sil indicates the specific size. The dimensions are shaft 25 mm, housing 35 mm, width 7.00 mm. The Lz design means a lip seal with a spring, intended for rotating shafts under permanent lubrication. It is a general industrial radial sealing component.

Common uses include gear reducers, centrifugal pumps, electric motors, speed reducers, and belt or chain transmission equipment. It also appears in agricultural machinery, conveyors, and hydraulic systems where a shaft turns inside a fixed housing. The seal confines oil or grease and blocks dust, water, and particles that shorten bearing and bushing life.

During installation, confirm the shaft measures 25 mm and the housing 35 mm, with no burrs or marks that could harm the lip. Coat the lip with the same oil or grease used in the equipment. Press the seal in perpendicular to the shaft using a tool that contacts the metal edge. The 7.00 mm width should sit flush or slightly recessed per the housing design. If the shaft is worn, a repair sleeve may be needed.

For an equivalent, send the code DBH-5256SIL or the shaft, housing, and width dimensions by WhatsApp. The team can suggest alternatives within the DBH line or from other brands we supply, matching dimensions and design type. MR also manufactures split plummer block housings, roller chains, and sheaves.

To request a quote for this DBH 5256Sil seal, message us on WhatsApp with the code or the size 25 x 35 x 7 mm. We respond promptly with purchasing options.

Dimensions

Shaft (d)
25mm
Housing bore (D)
35mm
Height (h)
7.00mm
Design
Lz

Frequently asked questions

What are the dimensions of the DBH 5256Sil seal?
It has a 25 mm shaft diameter, 35 mm housing diameter, and 7.00 mm height. The design is Lz, with sealing lip and spring. These dimensions identify the part.
What type of applications is this seal suitable for?
It is used on rotating shafts of gear reducer boxes, pumps, electric motors, transmissions, and agricultural machinery. Its function is to retain lubricant and prevent the ingress of dust or water.
How do I request a quote or an equivalent?
Write to us on WhatsApp with the code DBH-5256SIL or with the dimensions 25 x 35 x 7 mm. We can advise you on the right seal for your equipment.
Get a quote for 5256Sil on WhatsApp
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