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Link-Belt 4-bolt flange mounted bearing · LINK-BELT FA323
LINK-BELT FA323 flange bearing 4 holes

LINK-BELTBrand We Carry

LINK-BELT FA323 flange bearing 4 holes

Manufacturer part numberFA323
Subcategory
Bearing housings
Series
300
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Description

LINK-BELT FA323 belongs to flange bearing 4 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 FA323 and any equivalents.

LINK-BELT FA 300 series flange bearings are 4-bolt mounted units that support a shaft perpendicular to a flat surface. They are commonly used on sheet metal walls, machine rails, hoppers, and process equipment where the shaft line must be at a right angle to the frame. MR Industrial Accessories supplies this line and helps you select the correct size based on shaft diameter and load type.

The part number consists of the prefix FA followed by a size number. The letters indicate the 4-bolt flange family, and the number indicates the size, increasing with shaft diameter. When ordering a replacement, provide the complete part number from the nameplate or equipment drawing so we can quote the equivalent unit.

These bearings are found in belt and chain conveyors, bucket elevators, mixers, screens, blowers, and packaging lines. They also appear in water treatment equipment, food plants, and assemblies on folded sheet metal frames, where the 4-bolt flange spreads the load over a wide area. As mounted units, they simplify assembly because the housing requires no machining and the internal clearance is preset.

Selection depends on shaft diameter, load type (radial, axial, or combined), and force direction. The flange performs well when loads are perpendicular to the mounting plane. Choose the seal based on the environment: dust, water, or frequent washdown may require enhanced protection. During installation, place the flange on a flat, clean surface, tighten bolts in a cross pattern, and verify shaft alignment before start-up.

Mounted bearings are interchangeable by shaft number and flange configuration rather than by part number. A 4-bolt bearing from one brand can replace another if the shaft diameter, hole spacing, and center height match. Send us the housing dimensions or the original part number, and we will identify a compatible alternative within the LINK-BELT line or from other brands we carry.

To replace a flange bearing, send the part number from your equipment via WhatsApp, along with the shaft diameter if available. At MR Industrial Accessories, we will quote it promptly and, if needed for the mounting, suggest a compatible alternative.

Dimensions

Bore
1 7/16 in

Frequently asked questions

How do I identify the flange bearing I need?
Check for a part number stamped on the flange or on the equipment nameplate. If it is missing, measure the shaft diameter and the distance between the flange holes. With that information, we can quote the equivalent unit.
What is the difference between the different FA sizes?
The number in the designation indicates the size: higher numbers correspond to larger shaft diameters and larger flanges. The 4-bolt configuration is consistent across the series. Send us your part number and we will confirm the size.
Can it be replaced with another brand?
Yes, interchangeability is generally determined by shaft diameter, hole spacing, and center height, not by the part number. Provide those measurements or the original part number, and we will identify a compatible alternative we carry.
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