
NSK UCHB211-201D1 hanger bearing
- Brand
- NSK
- Category
- Bearing housings
- Subcategory
- Y-bearing unit
- Series
- UCHB
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Description
NSK UCHB211-201D1 belongs to hanger bearing, part of our Bearing housings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for UCHB211-201D1 and any equivalents.
The UCHB hanger bearing unit from NSK is a mounted bearing assembly that combines a fork-shaped cast iron housing with an insert bearing that has an extended inner ring. It supports shafts from above, making it suitable for conveyors, drive shafts and other equipment where a conventional pillow block will not fit.
The UCHB series code breaks down into two sections: the letters indicate the hanger bearing unit type with insert bearing; the first number gives the bearing size, and any digits after the hyphen show the shaft diameter variant when the unit accepts more than one. The D1 suffix denotes the standard design of the series. This is why part numbers such as UCHB201D1, UCHB202-009D1 and UCHB204-012D1 all exist: they share the same housing but differ in shaft size. Provide the complete part number for an accurate quote.
Typical applications include belt and chain conveyors, packaging lines, mills, mixers, bucket elevators and aggregate processing equipment. These units are often found at intermediate support points on long shafts, where a pillow block housing cannot be used and the shaft must be suspended from above. They also appear in agricultural machinery and material handling equipment, as long as the shaft turns at moderate speeds and the load is primarily radial with little axial thrust.
When selecting a unit, start with the shaft diameter and the locking method of the insert bearing. The UCHB series accepts inner rings with set screws or with an eccentric collar, and this choice determines how the unit is mounted. Verify that the housing aligns with the shaft and that the fork rests on a rigid surface; misalignment will reduce insert life. Most designs have permanent lubrication, but inspect the sealing if the environment contains dust, water or frequent washdowns.
Mounted bearing units are interchangeable between manufacturers by shaft diameter and housing type, not by part number alone. The same shaft size may carry different letter prefixes depending on the brand, and sealing or locking suffixes vary from one line to another. If you have an unidentified part or a competitor's part number, our team can identify the compatible equivalent and quote the unit you need.
Send the full part number via WhatsApp or email—for example, UCHB203D1 or UCHB204-012D1—and we will respond promptly with a quote. If the bearing unit is already mounted on a shaft, include the shaft diameter and the insert locking type. With that information, we will confirm the corresponding NSK UCHB unit and prepare your quote.
Dimensions
- Bore
- 2-1/16 in
Frequently asked questions
- What does the D1 suffix mean in the UCHB series?
- The D1 suffix indicates the standard design of the series in the NSK catalogue. It does not affect shaft size or housing type; it simply identifies the current production version. If your drawing or sample shows a different suffix, send us the complete part number and we will quote the equivalent unit.
- How do I choose between set screw locking and eccentric collar locking?
- The decision depends on your shaft and rotation direction. Set screws are simpler and suitable for light loads; an eccentric collar provides better locking under vibration or single-direction rotation. Describe your equipment's operation and we will recommend the appropriate UCHB variant.
- Can the same bearing unit replace a unit from another brand?
- Yes, provided the shaft diameter, hanger bearing unit type and insert locking method match. Letter codes differ between manufacturers, but size and mounting are what matter. Bring the part or the original brand's part number and we will quote a compatible unit.

