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NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht - General Purpose Pillow Block Ball Bearings
NTNGeneral Purpose Pillow Block Ball Bearings

NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht

The NTN Pillow Block Bearing is a general purpose pillow block ball bearing with a 1 1/4 in bore, designed for inch-system applications. It features a cast iron housing with set screw locking and a 1 55/64 in shaft…

SKU 3G-OTH-111308

Also listed as: UCP114M · UCP 1 1 4M · UCP-1-1-4M

Brand
NTN
Item
Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht
Category
General Purpose Pillow Block Ball Bearings
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NTN
Manufacturer Part Number
UCP-1.1/4M
Type
Cast Iron, Set Screws, 4,200 RPM, Open
Shaft Ht
1 55/64 in
Maximum Speed
4,200 RPM
Mounting Bolt Size
1/2 in
System of Measurement
Inch

Technical Documents

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

Product Description

The NTN Pillow Block Bearing is a general purpose pillow block ball bearing with a 1 1/4 in bore, designed for inch-system applications. It features a cast iron housing with set screw locking and a 1 55/64 in shaft height, with a maximum speed of 4,200 RPM and a mounting bolt size of 1/2 in (MPN UCP-1.1/4M).

Frequently Asked Questions

What is the NTN Pillow Block Bearing used for?

The NTN Pillow Block Bearing supports rotating shafts in industrial machinery, conveyors, and material handling equipment. Its cast iron housing and set screw locking provide reliable shaft retention in moderate-load, inch-system applications up to 4,200 RPM.

What are the specifications of the NTN Pillow Block Bearing UCP-1.1/4M?

This NTN bearing has a 1 1/4 in bore, cast iron housing with set screw locking, 1 55/64 in shaft height, maximum speed of 4,200 RPM, and mounting bolt size of 1/2 in. It is an open, general purpose pillow block ball bearing for inch-system use.

Where to buy the NTN Pillow Block Bearing worldwide?

3G Electric supplies the NTN Pillow Block Bearing UCP-1.1/4M worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the correct NTN Pillow Block Bearing for your application?

Match the bore size to your shaft diameter (1 1/4 in for this model), verify shaft height (1 55/64 in) aligns with your mounting base, and ensure maximum speed (4,200 RPM) exceeds your operating speed. NTN's cast iron housing suits moderate loads and inch-system installations.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN Pillow Block Bearing: 1 1/2 in Bore, Cast Iron, Set Screws, 1 59/64 in Shaft Ht, 3,700 RPM (MPN UCP-1.1/2M)
NTN
NTN Pillow Block Bearing: 1 1/2 in Bore, Cast Iron, Set Screws, 1 59/64 in Shaft Ht, 3,700 RPM (MPN UCP-1.1/2M)
NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 5,900 RPM (MPN UCP-1.1/4SM)
NTN
NTN Pillow Block Bearing: 1 1/4 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 5,900 RPM (MPN UCP-1.1/4SM)
NTN Pillow Block Bearing: 1 3/8 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht, 4,200 RPM (MPN UCP-1.3/8M)
NTN
NTN Pillow Block Bearing: 1 3/8 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht, 4,200 RPM (MPN UCP-1.3/8M)
NTN Pillow Block Bearing: 1 5/16 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht, 4,200 RPM (MPN UCP-1.5/16M)
NTN
NTN Pillow Block Bearing: 1 5/16 in Bore, Cast Iron, Set Screws, 1 55/64 in Shaft Ht, 4,200 RPM (MPN UCP-1.5/16M)
NTN Pillow Block Bearing: 1 5/8 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,500 RPM (MPN UCP-1.5/8M)
NTN
NTN Pillow Block Bearing: 1 5/8 in Bore, Cast Iron, Set Screws, 2 1/8 in Shaft Ht, 3,500 RPM (MPN UCP-1.5/8M)
NTN Pillow Block Bearing: 1 1/8 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 5,900 RPM (MPN UCP-1.1/8M)
NTN
NTN Pillow Block Bearing: 1 1/8 in Bore, Cast Iron, Set Screws, 1 11/16 in Shaft Ht, 5,900 RPM (MPN UCP-1.1/8M)

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This NTN pillow block ball bearing features a cast iron housing with an eccentric collar for secure shaft mounting and alignment. It has a 1 3/8 in bore, 1 55/64 in shaft height, and a maximum speed of 4,200 RPM. Designed for inch-system applications, it uses a 1/2 in mounting bolt. Commonly used in conveyors, fans, and pumps for moderate-load industrial equipment
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This NTN pillow block ball bearing features a cast iron housing and an eccentric collar locking mechanism. It has a 2 in bore, a shaft height of 2 27/64 in, and a maximum speed of 2,900 RPM. The mounting bolt size is 5/8 in. Suitable for general power transmission applications such as conveyors, fans, and material handling equipment
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This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft retention. Designed for moderate-load, moderate-speed applications up to 2,500 RPM, it has a 2 7/16 in bore, 2 47/64 in shaft height, and accommodates a 5/8 in mounting bolt. Suitable for use in conveyors, fans, and pumps
This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. Designed for general purpose use, it accommodates a 1 3/16 in bore and operates at speeds up to 4,900 RPM. The shaft height is 1 11/16 in, and the mounting bolt size is 1/2 in. Typical applications include conveyors, fans, and pumps where moderate loads are encountered
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This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. Designed for general purpose use, it accommodates a 1 3/16 in bore and operates at speeds up to 4,900 RPM. The shaft height is 1 11/16 in, and the mounting bolt size is 1/2 in. Typical applications include conveyors, fans, and pumps where moderate loads are encountered
This NTN pillow block ball bearing features a cast iron housing with an eccentric collar for secure shaft mounting and alignment. It has a 1 15/16 in bore, 2 3/16 in shaft height, and a maximum speed of 3,100 RPM. The mounting bolt size is 5/8 in. Suitable for supporting rotating shafts in industrial machinery such as conveyors, fans, and pumps
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This NTN pillow block ball bearing features a cast iron housing with an eccentric collar for secure shaft mounting and alignment. It has a 1 15/16 in bore, 2 3/16 in shaft height, and a maximum speed of 3,100 RPM. The mounting bolt size is 5/8 in. Suitable for supporting rotating shafts in industrial machinery such as conveyors, fans, and pumps
This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It accommodates a 1 1/4 in bore and operates at speeds up to 4,900 RPM. The shaft height is 1 11/16 in, and the mounting bolt size is 1/2 in. Suitable for general purpose applications such as conveyors, fans, and agricultural equipment
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This NTN pillow block ball bearing features a cast iron housing with set screw locking for secure shaft mounting. It accommodates a 1 1/4 in bore and operates at speeds up to 4,900 RPM. The shaft height is 1 11/16 in, and the mounting bolt size is 1/2 in. Suitable for general purpose applications such as conveyors, fans, and agricultural equipment
This NTN pillow block ball bearing features a cast iron housing with an eccentric collar for secure shaft mounting. It has an open design, a shaft height of 1 51/64 in, and a maximum speed of 4,200 RPM. The mounting bolt size is 1/2 in. Suitable for general industrial applications such as conveyors, fans, and material handling equipment
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This NTN pillow block ball bearing features a cast iron housing with an eccentric collar for secure shaft mounting. It has an open design, a shaft height of 1 51/64 in, and a maximum speed of 4,200 RPM. The mounting bolt size is 1/2 in. Suitable for general industrial applications such as conveyors, fans, and material handling equipment
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