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Flange bearing 4 holes SEALMASTER PN-19

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Flange bearing 4 holes SEALMASTER PN-19

Manufacturer Part Number
PN-19
Brand
SEALMASTERBrand we market
Category
Bearing housings
Subcategory
Bearing housings
Series
CRFS-PN

SEALMASTER

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Description

SEALMASTER PN-19 is a flange bearing 4 holes reference, within Bearing housings. Request a quote for PN-19 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SEALMASTER PN series housing is a 4-bolt flange mounted bearing, designed to secure rotating shafts to flat structures with firm, centered support. It is used when the shaft must be perpendicular to the mounting surface and the load combines moderate radial and axial forces. MR Accesorios Industriales supplies this line as a brand, with alternatives for different shaft sizes and seal configurations.

The PN series designation is made up of the prefix PN followed by a number that indicates the shaft diameter for which the housing is made. Thus, a PN-12, a PN-16 or a PN-20 correspond to different shaft sizes within the same family. The number is not an internal code: it is the reference you need to send us so we can quote the exact housing. If your equipment requires a variant with a different seal or a special flange, write to us with the complete part number and we will indicate the compatible alternative.

These 4-bolt flange housings are found in conveyors, mixers, blowers, centrifugal pumps and process lines in food, chemical and water treatment plants. In Argentina you will find them in milling equipment, conveyor belts and machines for the plastics industry. The flange allows mounting on sheet metal or welded structure without machining the housing, which simplifies assembly and replacement in the plant.

To choose well, first look at the shaft diameter and load type: if there is axial force, the 4-bolt flange distributes it better than a 2-bolt one. Check the seal according to the environment: dust, water or frequent washdowns require tighter protection. During mounting, rest the flange on a clean, flat surface, tighten the bolts in a cross pattern and verify that the shaft turns freely. Lubricate according to the duty cycle and check alignment to avoid parasitic loads.

SEALMASTER is a line of mounted bearings available under different brands and dimensional equivalents. If the original part number is not available, the important thing is to respect the shaft diameter, the distance between flange holes and the mounting type of the inner bearing. With that data, an interchangeable unit that performs the same function can be found. The brand does not need to match: the mounting dimensions and load capacity do.

If you have the housing part number at hand, send it via WhatsApp to MR Accesorios Industriales and we will quote it promptly. We can also help if you need a size not listed or if you want to replace a worn housing with one of similar characteristics. Write to us with the PN and shaft dimensions, and we will provide the option that best suits your equipment.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Eje o agujero
1 3/16 in

Frequently Asked Questions

What does the number in a PN housing mean?
The number following the PN prefix indicates the shaft diameter for which the housing is dimensioned. That is why a PN-12 and a PN-20 are not interchangeable: the bearing housing size changes. Send us the complete part number and we will quote the one for your shaft.
How do I know if a housing from another brand replaces a SEALMASTER PN?
Compare the shaft diameter, the distance between the flange holes and the mounting type of the inner bearing. If those dimensions match, there is a good chance it is interchangeable. It is still advisable to verify the load capacity. Send us the dimensions and we will guide you.
What should I keep in mind when mounting a flange housing?
The support surface must be clean and flat, without burrs. Tighten the bolts in a cross pattern with even torque to avoid deforming the flange. Then verify that the shaft turns freely and lubricate according to the duty cycle. Careful alignment extends bearing life.
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