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NTN Pillow Block Bearing: 3 in Bore, Cast Iron, Set Screws, 3 1/4 in Shaft Ht - General Purpose Pillow Block Ball Bearings
NTNGeneral Purpose Pillow Block Ball Bearings

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

The NTN UCP-3M is a general purpose pillow block ball bearing with a 3 in bore, constructed from cast iron and featuring set screw locking. This inch-system unit has a maximum speed of 2,100 RPM, a shaft height of 3…

SKU 3G-OTH-115865

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

NTN
Manufacturer Part Number
UCP-3M
Type
Cast Iron, Set Screws
Overall Lg
10.811 in
Shaft Ht
3 1/4 in
Maximum Speed
2,100 RPM
Mounting Bolt Size
3/4 in
System of Measurement
Inch
View Full Spec Sheet

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

Product Description

The NTN UCP-3M is a general purpose pillow block ball bearing with a 3 in bore, constructed from cast iron and featuring set screw locking. This inch-system unit has a maximum speed of 2,100 RPM, a shaft height of 3 1/4 in, an overall length of 10.811 in, and accepts a 3/4 in mounting bolt.

Frequently Asked Questions

What is the NTN UCP-3M pillow block bearing used for?

The NTN UCP-3M is a general purpose pillow block ball bearing used to support rotating shafts in industrial machinery such as conveyors, fans, and pumps. Its cast iron housing and set screw locking provide reliable shaft retention in moderate-load applications across manufacturing, material handling, and HVAC systems.

What are the specifications of the NTN UCP-3M pillow block bearing?

The NTN UCP-3M has a 3 in bore, cast iron housing with set screw locking, a shaft height of 3 1/4 in, overall length of 10.811 in, and a maximum speed of 2,100 RPM. It uses inch-system measurements and accepts a 3/4 in mounting bolt. The manufacturer part number is UCP-3M.

Where to buy the NTN UCP-3M pillow block bearing worldwide?

3G Electric supplies the NTN UCP-3M pillow block bearing to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this inch-system, cast iron bearing with set screw locking.

How to install the NTN UCP-3M pillow block bearing?

To install the NTN UCP-3M, first ensure the shaft is clean and free of burrs. Align the bearing with the mounting holes and secure using 3/4 in bolts. Tighten the set screws evenly against the shaft to prevent slippage. Verify shaft alignment and rotation before full-load operation. Follow NTN's generic installation guidelines for best results.

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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