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DBH type Mz radial shaft seal, single lip with spring, in section · DBH 5771
DBH 5771 radial shaft seal — 32.54 x 51.41 x 9.92

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DBH 5771 radial shaft seal — 32.54 x 51.41 x 9.92

Manufacturer part number5771
Brand
DBH
Category
Seals
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Description

DBH 5771 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 5771 and any equivalents.

Part 5771 from DBH is a radial shaft seal built to hold lubricant in place and keep dust, water and other contaminants out of rotating assemblies. Its Mz configuration combines a sealing lip with a metal case. The published measurements are 32.54 mm for the shaft, 51.41 mm for the housing bore and 9.92 mm for the height. MR Industrial Accessories supplies this brand and can help you confirm the correct seal for your equipment.

Reading the reference is the first step. The 5771 number identifies the size and design within the DBH line, while Mz tells you the seal has a lip and a metal outer case. Before ordering, measure the shaft, the bore and the height of the old part and compare them with the values above. A seal that is slightly off in any of the three will not seat or seal properly.

These seals show up in gearboxes, centrifugal pumps, electric motors, compressors, mixers and other power transmission equipment. Their job is to keep oil or grease where it belongs and to stop outside contamination from reaching bearings and gears. They also work in areas exposed to splashes or dust, as long as the operating speed and temperature suit the lip material.

Installation has a direct effect on how long the seal lasts. Inspect the shaft for burrs, grooves or wear, and make sure the sealing surface is smooth. Apply lubricant to the lip, then press the seal in with a proper driver so the force is even around the outer diameter. Keep shaft and housing runout to a minimum. When replacing an existing seal, check both the dimensions and the lip style against the original.

If you are looking for an equivalent to the DBH 5771, send the part number or the three measurements on WhatsApp. We can search our seals line for options in other brands or configurations. MR Industrial Accessories serves customers throughout the United States and in several Latin American countries, and our team can help you match the right part to your equipment.

Questions about the application, the allowable speed or the lip compound are welcome. Send part number 5771 on WhatsApp or by email and we will get back to you promptly. We handle radial shaft seals in a range of sizes and mounting styles, and we can point you toward the replacement that fits so you avoid unnecessary downtime.

Dimensions

Shaft (d)
32.54mm
Housing bore (D)
51.41mm
Height (h)
9.92mm
Design
Mz

Frequently asked questions

What are the dimensions of the DBH 5771 oil seal?
The seal is listed with a 32.54 mm shaft diameter, a 51.41 mm housing bore and a 9.92 mm height. Confirm these three values against your equipment before installing a replacement.
How do I request a seal equivalent to the DBH 5771?
Send part number 5771 on WhatsApp, or provide the shaft, bore and height measurements. We can review our seals line for matching options and help you pick the one that suits your application.
What does the Mz design mean on this seal?
Mz refers to the construction of the seal: a sealing lip combined with a metal case. For details such as lip material or temperature limits, contact us with the part number.
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