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NTN 4 Bolt Flange Bearing: Radial Ball, 1 1/8 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 1/8 in Bore, Cast Iron, Set Screws

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 1/8 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #3 equivalent lubricant…

SKU 3G-OTH-108257

Brand
NTN
Item
4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
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Technical Specifications

NTN
Manufacturer Part Number
UCF206-102D1
Type
Cast Iron, Set Screws, Square
Bore
1 1/8 in
Lg
4 1/4 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
7/16 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 1/8 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #3 equivalent lubricant. The unit has a 7/16 in mounting bolt size and a 4 1/4 in square flange length, with the system of measurement in inches.

Frequently Asked Questions

What is the NTN 4 Bolt Flange Bearing used for?

The NTN 4 Bolt Flange Bearing is used in industrial applications requiring radial load support and shaft alignment, such as conveyors, fans, and agricultural equipment. Its cast iron housing and set screw locking provide secure mounting on shafts with a 1 1/8 in bore.

What are the specifications of the NTN UCF206-102D1 flange bearing?

The NTN UCF206-102D1 is a 4 bolt flange bearing with a 1 1/8 in cylindrical bore, cast iron housing, and set screw shaft locking. It uses NLGI #3 equivalent lubricant, has a 7/16 in mounting bolt size, and a 4 1/4 in square flange length. System of measurement is inch.

Where to buy NTN flange bearings worldwide?

You can source NTN flange bearings worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the NTN UCF206-102D1.

How to install the NTN 4 Bolt Flange Bearing?

To install the NTN 4 Bolt Flange Bearing, align the flange with the mounting surface and tighten bolts to the recommended torque for the 7/16 in size. Secure the shaft using the set screws, ensuring proper alignment. Lubricate per NLGI #3 equivalent grease specifications for optimal performance.

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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