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NTN UCFU-3/4MFG1 General Purpose Flange-Mount Ball Bearing - General Purpose Flange-Mount Ball Bearings
NTNGeneral Purpose Flange-Mount Ball Bearings

NTN UCFU-3/4MFG1 General Purpose Flange-Mount Ball Bearing

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 3/4 in cylindrical bore, cast iron housing, and set screw locking. It uses NLGI #3 equivalent lubricant, has a 3/8 in mounting bolt…

SKU 3G-OTH-118570

Also listed as: UCFU34MFG1 · UCFU 3 4MFG1 · UCFU-3-4MFG1

Brand
NTN
Item
UCFU-3/4MFG1 General Purpose Flange-Mount Ball Bearing
Part Number
UCFU-3/4MFG1
Category
General Purpose Flange-Mount Ball Bearings
Available to Order
Also known as:UCFU-3/4MFG1NTN
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Technical Specifications

NTN
Manufacturer Part Number
UCFU-3/4MFG1
Type
Cast Iron, Set Screws
Bore
3/4 in
Lg
3 3/8 in
Ht
3 3/8 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
3/8 in
System of Measurement
Inch

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

Product Description

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 3/4 in cylindrical bore, cast iron housing, and set screw locking. It uses NLGI #3 equivalent lubricant, has a 3/8 in mounting bolt size, and measures 3 3/8 in length by 3 3/8 in height (MPN UCFU-3/4MFG1).

Frequently Asked Questions

What is the NTN 4 Bolt Flange Bearing used for?

The NTN 4 Bolt Flange Bearing is used in industrial power transmission systems to support rotating shafts where mounting to a flat surface is required. Common applications include conveyors, fans, and material handling equipment. Its cast iron housing and set screw locking provide reliable shaft retention in moderate-load, general-purpose machinery.

What are the specifications of the NTN 4 Bolt Flange Bearing?

This NTN bearing has a 3/4 in cylindrical bore, cast iron housing with set screw locking, and uses NLGI #3 equivalent lubricant. It measures 3 3/8 in length by 3 3/8 in height, with a 3/8 in mounting bolt size. The system of measurement is inch, and the manufacturer part number is UCFU-3/VBMT 330-PF 5015.

Where to buy the NTN 4 Bolt Flange Bearing worldwide?

You can source the NTN 4 Bolt Flange Bearing from 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; we supply genuine NTN components for your application.

How to install the NTN 4 Bolt Flange Bearing?

To install, first ensure the mounting surface is flat and clean. Align the bearing's four bolt holes with the mounting points and tighten the 3/8 in bolts evenly. Secure the shaft using the set screws, applying torque per NTN recommendations. Lubrication is pre-applied with NLGI #3 equivalent grease; no additional grease is needed before operation.

Used in

Common applications for NTN
Material handling conveyors — NTN UCPL-1.3/16M pillow block ball bearings with cast iron housing and set screw locking for shaft support.
Automotive wheel hubs — NTN tapered roller bearing assemblies like LM814849/LM814810 for combined radial and axial load handling.
Industrial gearboxes — NTN tapered roller bearing cones such as 4T-05062 with chrome steel cage for moderate-speed applications.
Agricultural machinery — NTN inch-system tapered roller bearing assemblies like LM29748/LM29710 for reliable operation in dusty environments.
Pumps and compressors — NTN metric tapered roller bearing assemblies such as 33213 with carbon steel rings for high radial and axial loads.
Power transmission equipment — NTN pillow block ball bearings with 1 3/16 in bore for supporting rotating shafts in belt drives.
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NTN Products

3G Electric supplies NTN general purpose flange-mount 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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