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NTN 4 Bolt Flange Bearing: Radial Ball, 1 5/16 in Bore, Cast Iron, Set Screws - General Purpose Flange-Mount Ball Bearings
NTNGeneral Purpose Flange-Mount Ball Bearings

NTN 4 Bolt Flange Bearing: Radial Ball, 1 5/16 in Bore, Cast Iron, Set Screws

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 5/16 in cylindrical bore. It features a cast iron housing, set screw locking, and a square configuration with a 4 21/32 in length…

SKU 3G-OTH-112026

Brand
NTN
Item
4 Bolt Flange Bearing: Radial Ball, 1 5/16 in Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
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Technical Specifications

NTN
Manufacturer Part Number
UCFU-1.5/16M
Type
Cast Iron, Set Screws, Square
Bore
1 5/16 in
Lg
4 21/32 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
1/2 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 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 5/16 in cylindrical bore. It features a cast iron housing, set screw locking, and a square configuration with a 4 21/32 in length. The bearing is lubricated with NLGI #3 equivalent grease and uses a 1/2 in mounting bolt size.

Frequently Asked Questions

What is the NTN 4 Bolt Flange Bearing used for?

The NTN 4 Bolt Flange Bearing is used in industrial equipment requiring radial load support and shaft alignment, such as conveyors, fans, and agricultural machinery. Its cast iron housing and set screw locking provide secure mounting in square flange configurations.

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

This NTN bearing has a 1 5/16 in cylindrical bore, cast iron housing, set screw locking, and a square flange with 4 21/32 in length. It uses NLGI #3 equivalent grease, a 1/2 in mounting bolt size, and is inch-system. The MPN is UCFU-1.5/16M.

Where to buy the NTN 4 Bolt Flange Bearing worldwide?

3G Electric supplies the NTN 4 Bolt Flange 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 on this NTN part.

How to install the NTN 4 Bolt Flange Bearing?

Install the NTN bearing by bolting the cast iron flange to a flat surface using 1/2 in bolts. Slide the shaft through the cylindrical bore, then tighten the set screws to lock the bearing. Lubricate with NLGI #3 equivalent grease per NTN guidelines.

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 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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