DBH 9143 radial shaft seal — 33 x 56 x 12
- Brand
- DBH
- Category
- Seals
- Subcategory
- Radial shaft seals
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Description
DBH 9143 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 9143 and any equivalents.
The DBH 9143 is a radial shaft seal built to hold lubricant in place around a rotating shaft while keeping dust, water and other contaminants out of the assembly. It measures 33 mm at the shaft, 56 mm at the housing bore and 12.00 mm in height, which puts it in the range of gearboxes, pumps and medium-sized electric motors. MR Industrial Accessories LLC supplies this brand and can help you confirm the right seal for your equipment.
The code 9143 identifies this radial shaft seal within the DBH line. Reading the size: shaft diameter 33 mm, housing diameter 56 mm, height 12.00 mm. The Lx design means the seal carries a sealing lip with a spring, a configuration intended for rotating shafts that run with oil or grease. The elastomeric lip rides against the shaft, and the spring keeps pressure on it as the lip wears. Around the outside, a metal case holds the seal firmly in the bore.
You will find this type of seal in gearboxes, centrifugal pumps, electric motors, reducers and other power transmission equipment. Its job in each case is the same: keep the oil or grease where it belongs and block dust, water or particles that would otherwise reach the bearings. Because it is a wear part, it should be replaced once leaks show up or the sealing area starts making unusual noise.
Installation calls for a few checks. Look over the shaft for burrs or marks and make sure the sealing surface is polished. Coat the lip with the same oil or grease the machine uses before pressing the seal in. It has to seat squarely in the housing, so avoid hammer blows that could distort the case. If the shaft itself is worn, a seal with the lip in a different position is worth considering. Speed, temperature and the fluid being retained all factor into the final choice.
Should you need a seal equivalent to the DBH 9143, we can trace it by its dimensions, 33 x 56 x 12 mm, or by another manufacturer's code. If your housing or shaft runs to different tolerances, we can also look at a size that fits. Send the code 9143 or the exact dimensions through WhatsApp or by email and our team will get back to you with a quote and any guidance you need.
Dimensions
- Shaft (d)
- 33mm
- Housing bore (D)
- 56mm
- Height (h)
- 12.00mm
- Design
- Lx
Frequently asked questions
- What size is the DBH 9143 oil seal?
- It is a 33 x 56 x 12 mm seal: 33 mm shaft diameter, 56 mm housing diameter and 12.00 mm height. Those figures match the standard designation, which makes the replacement part easy to identify. If your shaft or bore measures differently, ask us about an equivalent size.
- Where is this radial shaft seal typically used?
- Common installations include gearboxes, pumps, electric motors and transmission equipment, where it retains lubricant and keeps contaminants out. It suits rotating shafts lubricated with oil or grease. Speed, temperature and the working fluid determine whether it is the right fit.
- How do I request a quote or an equivalent seal?
- Send the code 9143 or the dimensions 33 x 56 x 12 mm on WhatsApp or by email. We can quote the same DBH seal or search for a compatible alternative.