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NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht - Medium Duty Pillow Block Ball Bearings
NTNMedium Duty Pillow Block Ball Bearings

NTN Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht

The NTN UCPX-1.3/4M is a medium duty pillow block ball bearing with a 1 3/4 in bore, designed for inch-system applications. This cast-iron unit features set screw locking and a 2 1/4 in shaft height, with a 4.5 in…

SKU 3G-OTH-104077

Brand
NTN
Item
Pillow Block Bearing: 1 3/4 in Bore, Cast Iron, Set Screws, 2 1/4 in Shaft Ht
Category
Medium Duty Pillow Block Ball Bearings
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Technical Specifications

NTN
Manufacturer Part Number
UCPX-1.3/4M
Type
Cast Iron, Set Screws
Shaft Ht
2 1/4 in
Overall Ht
4.5 in
Maximum Speed
3,050 RPM
Mounting Bolt Size
5/8 in
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

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

Product Description

The NTN UCPX-1.3/4M is a medium duty pillow block ball bearing with a 1 3/4 in bore, designed for inch-system applications. This cast-iron unit features set screw locking and a 2 1/4 in shaft height, with a 4.5 in overall height. It supports a maximum speed of 3,050 RPM and requires a 5/8 in mounting bolt size.

Frequently Asked Questions

What is the NTN UCPX-1.3/4M pillow block bearing used for?

The NTN UCPX-1.3/4M is a medium duty pillow block ball bearing used in industrial power transmission systems. It supports rotating shafts in conveyors, fans, and pumps, handling radial and light axial loads. Its cast-iron housing and set screw locking suit inch-system applications up to 3,050 RPM.

What are the specifications of the NTN UCPX-1.3/4M?

The NTN UCPX-1.3/4M has a 1 3/4 in bore, 2 1/4 in shaft height, and 4.5 in overall height. It is a cast-iron unit with set screw locking, supports a maximum speed of 3,050 RPM, and requires a 5/8 in mounting bolt. It uses inch-system measurements.

Where to buy the NTN UCPX-1.3/4M worldwide?

3G Electric supplies the NTN UCPX-1.3/4M pillow block bearing worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this NTN bearing to any country.

How to install the NTN UCPX-1.3/4M pillow block bearing?

To install the NTN UCPX-1.3/4M, first align the shaft with the bearing bore and tighten the set screws evenly using a hex key. Secure the housing to a flat surface with 5/8 in bolts, torquing to manufacturer recommendations. Ensure the shaft rotates freely before full operation.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN medium duty 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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