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SEALMASTER Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws - General Purpose Pillow Block Ball Bearings
SEALMASTERGeneral Purpose Pillow Block Ball Bearings

SEALMASTER Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws

The SEALMASTER NP-20R is a general purpose pillow block ball bearing with a 1 1/4 in bore, constructed from cast iron and featuring set screw locking. It has a maximum speed of 5,450 RPM, a mounting bolt size of 1/2…

SKU 3G-OTH-108802

Brand
SEALMASTER
Item
Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws
Category
General Purpose Pillow Block Ball Bearings
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Technical Specifications

SEALMASTER
Manufacturer Part Number
NP-20R
Type
Cast Iron, Set Screws
Shaft Ht
1 11/16 in
Maximum Speed
5,450 RPM
Mounting Bolt Size
1/2 in
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

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SEALMASTER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SEALMASTER NP-20R is a general purpose pillow block ball bearing with a 1 1/4 in bore, constructed from cast iron and featuring set screw locking. It has a maximum speed of 5,450 RPM, a mounting bolt size of 1/2 in, and a shaft height of 1 11/16 in. This inch-system bearing is designed for industrial applications requiring reliable shaft support.

Frequently Asked Questions

What is the SEALMASTER NP-20R pillow block bearing used for?

The SEALMASTER NP-20R is a general purpose pillow block ball bearing used to support rotating shafts in industrial machinery. It is commonly applied in conveyors, fans, and material handling equipment where reliable shaft support and alignment are needed.

What are the specifications of the SEALMASTER NP-20R?

The SEALMASTER NP-20R has a 1 1/4 in bore, cast iron housing, and set screw locking. It has a maximum speed of 5,450 RPM, a mounting bolt size of 1/2 in, and a shaft height of 1 11/16 in. It uses the inch system of measurement.

Where to buy the SEALMASTER NP-20R worldwide?

You can source the SEALMASTER NP-20R through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install a SEALMASTER NP-20R pillow block bearing?

To install the SEALMASTER NP-20R, first ensure the shaft is clean and free of burrs. Slide the bearing onto the shaft, align the mounting holes, and tighten the set screws to lock the bearing in place. Use bolts of 1/2 in size for mounting. Follow standard bearing installation practices.

Used in

Common applications for SEALMASTER
Conveyor systems — SEALMASTER NP series pillow block bearings for belt conveyor idler shafts
Material handling fans — SEALMASTER SFT series flange bearings for fan housing mounting
Pump drives — SEALMASTER MP series medium-duty pillow blocks for pump shaft support
Agricultural equipment — SEALMASTER ER series insert bearings in auger and elevator assemblies
Packaging machinery — SEALMASTER NPL low-base pillow blocks for compact conveyor sections
Industrial blowers — SEALMASTER SFT-23 flange bearing for blower shaft end support

SEALMASTER Products

3G Electric supplies SEALMASTER general purpose pillow block ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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