
NTN A-UEL212-204D1M insert bearing
- Brand
- NTN
- Category
- Bearings
- Subcategory
- Y-bearing (insert bearing)
- Series
- UEL
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Description
NTN A-UEL212-204D1M belongs to insert bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for A-UEL212-204D1M and any equivalents.
The NTN UEL series is an insert ball bearing built with an extended inner ring and set screws, made to sit inside a split or solid housing. It fits equipment where the shaft turns while the housing stays put, including conveyors, mills, mixers and farm machinery. The sealing arrangement keeps dust and moisture out and, in many cases, allows the bearing to run on a lifetime grease charge. MR Industrial Accessories supplies this series in both metric and inch bore sizes.
Reading a UEL code is straightforward. The A-UEL prefix tells you it is an insert with an extended inner ring and set screw fixing. The three digits that follow give the bore: 204 is a 20 mm shaft, 205 a 25 mm shaft and 206 a 30 mm shaft. The D1M suffix covers the seal type and the factory grease fill. When the code carries a hyphen, as in A-UEL205-013D1M, the last group is an inch bore: 013 means 13/16", 014 means 7/8", 015 means 15/16" and 100 means 1". One base series therefore covers both measuring systems.
Typical applications include belt conveyors, bucket elevators, mixers, mills, screens and agricultural equipment, plus pumps, fans and drive systems that need a sturdy support which is simple to install. Plants handling food, cement and mining material rely on this type of insert, and field equipment sees the same choice because dust and weather put the seals to work. For replacement jobs and for building new equipment, the UEL series is a common pick.
Selection comes down to a few points: the shaft diameter in metric or inch, the housing the insert will seat in, and the conditions on site. The D1M sealing keeps contaminants away, so in very dirty or damp areas it pays to inspect the seals and the grease condition regularly. When mounting, line up the housing and tighten the set screws onto the shaft with a proper wrench rather than hammering the bearing. Staying on top of lubrication and rechecking the set screws from time to time helps the bearing reach a long service life.
If you are swapping out an insert from another maker, the UEL code plus the shaft size is what you compare. Inserts from NTN, SKF, FAG, NSK and other brands share standardized dimensions, but confirm the bore, the width and the fixing method before you install. Our team can help you match the replacement to your equipment.
To get a quote on the NTN UEL series insert you need, send the full code or just the shaft size through WhatsApp. We answer quickly. If the exact reference is not clear, write to us with the model or the measurements and we will point you to the right option.
Dimensions
- Bore
- 2 1/4 in
Frequently asked questions
- Should I order a metric or an inch size?
- Check the shaft with a caliper. Readings of 20, 25 or 30 mm point to the metric codes 204, 205 or 206. Readings of 13/16", 7/8", 15/16" or 1" point to the hyphenated codes 013, 014, 015 or 100.
- Will this insert replace one from a different brand?
- It can, provided the bore diameter, width and fixing method line up. UEL inserts use standardized dimensions. Send us the code you are replacing and we will confirm the match.

