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Link-Belt pillow block mounted bearing · LINK-BELT PLY343N
LINK-BELT PLY343N pillow block bearing

LINK-BELTBrand We Carry

LINK-BELT PLY343N pillow block bearing

Manufacturer part numberPLY343N
Subcategory
Bearing housings
Series
300
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Description

LINK-BELT PLY343N belongs to pillow block 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 PLY343N and any equivalents.

LINK-BELT PLY N pillow block housings are mounted units that pair an insert bearing with a cast iron housing, ready to be bolted to a flat base. They support rotating shafts in conveyors, fans, mixers, and similar equipment where a rigid mount and straightforward alignment are needed. MR Industrial Accessories supplies this series to customers across the United States and in several Latin American countries.

The code breaks down into three parts. PLY marks the pillow block housing family with insert bearing. The number that follows tells you the housing size and the shaft diameter it accepts. The trailing N identifies the construction variant. With those three elements you can pin down the exact reference and ask about the size that matches your shaft.

You will find these housings in food and beverage plants, water treatment facilities, cement operations, sugar mills, and agro-industrial sites. They also show up on belt conveyors, bucket elevators, exhaust fans, and agitators. A key advantage is that the insert bearing can be replaced without tearing down the whole assembly.

Selection comes down to shaft diameter, the radial and axial loads involved, and the sealing your environment calls for. Dusty or damp areas favor a tighter seal; high-temperature service means checking lubrication and internal clearance. Mount on a machined, aligned base to avoid stressing the bearing and to get the most from its service life.

LINK-BELT PLY N housings are interchangeable with other brands that offer equivalent dimensions, provided shaft diameter, hole spacing, and center height line up. For a quote, share the full reference or the main dimensions so we can suggest a compatible alternative. Our team helps make the substitution direct, with no equipment modifications.

To replace a housing from this series, send the part number stamped on the part or the equipment model by WhatsApp or email. We reply promptly with a quote and point you to the option that fits your application. MR Industrial Accessories also assists with choosing the right unit and finding equivalents.

Dimensions

Bore
2 11/16 in

Frequently asked questions

How do I identify the PLY N bearing housing I need?
Check the reference stamped on the housing or bearing. The number after PLY indicates the size, and the final letter distinguishes the variant. If you cannot find it, measure the shaft diameter and mounting hole spacing and send that data by WhatsApp.
Are they compatible with bearing housings from other brands?
In general, yes, they are interchangeable with other brands that use the same shaft dimensions, hole spacing, and center height. When requesting a quote, indicate the reference or the main dimensions so we can offer the alternative that best fits.
What should I keep in mind for mounting?
The base must be machined and aligned to avoid stress on the bearing. Check the sealing according to the environment and the recommended lubrication. If the equipment runs with vibration, check the tightening of the mounting bolts periodically.
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