
LINK-BELT FB3S222E flange bearing 3 holes
- Brand
- LINK-BELT
- Category
- Bearing housings
- Subcategory
- Bearing housings
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Description
LINK-BELT FB3S222E belongs to flange bearing 3 holes, 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 FB3S222E and any equivalents.
Link-Belt's FB3S E series consists of mounted units that pair an insert bearing with a circular flange housing. They support shafts on flat surfaces where the flange bolts directly to the structure, with the shaft running perpendicular to that face. MR Industrial Accessories supplies this line as one of the brands it carries, offering standard sizes and sealing options to suit different operating environments.
The code FB3S E breaks down into meaningful parts: FB stands for a three-bolt flange, 3S denotes the housing and insert series, and E indicates the standard sealing configuration. Sizes in the series run from FB3S212E through FB3S222E, where the middle digits specify the shaft size. Because the full code captures both shaft diameter and insert mounting style, always request a quote using the exact code from the nameplate or drawing.
Typical applications include belt conveyors, bucket elevators, mixers, screens, and process lines in food, chemical, and aggregate operations. These units are common in material handling equipment and in machines where the shaft must sit at a right angle to a plate or frame. The three-bolt flange enables compact installation and spreads the load across the structure without extra supports.
When selecting a unit, consider shaft diameter, load characteristics, and ambient conditions. The E seal is the series standard and guards against dust and splashes; for frequent washdowns or high humidity, a more protective option should be reviewed. The insert accommodates slight misalignment, but the flange must sit flat and bolts must be tightened evenly. Lubrication intervals depend on the duty cycle and the environment.
Three-bolt flange units can be interchanged between brands by shaft number and insert type, but hole spacing and flange diameter often differ. Before replacing a unit, verify the complete code and critical dimensions. MR Industrial Accessories can identify a compatible alternative within the Link-Belt line or from other brands it supplies.
For a flange unit on equipment in service, send the code from the housing or the shaft diameter via WhatsApp. MR Industrial Accessories will quote the exact reference and provide guidance on mounting and lubrication. We can also review sealing or fastening variants based on your working conditions.
Dimensions
- Bore
- 1 3/8 in
Frequently asked questions
- What does the FB3S E designation indicate?
- FB means a three-bolt flange, 3S identifies the housing and insert series, and E is the standard sealing execution. The middle number, as in FB3S212E, gives the shaft size. That full code identifies the unit.
- How do I select the right unit for my shaft?
- You need the shaft diameter, load type, and environmental conditions. The E seal handles dust and splashes; for washing or severe humidity, greater protection is recommended. The flange must sit flat and bolts must be tightened evenly.
- Can I replace a unit from another brand with a Link-Belt one?
- Yes, if the shaft diameter, insert type, and flange dimensions match. Not all housings share the same hole spacing. Send the code or dimensions via WhatsApp and we will identify the compatible alternative.

