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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-108537

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
UCFU-1.1/8M
Type
Cast Iron, Set Screws, Square
Bore
1 1/8 in
Lg
4 9/32 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 mounting bolt size is 7/16 in, and the system of measurement is inch.

Frequently Asked Questions

What is the NTN 4 Bolt Flange Bearing used for?

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing used to support rotating shafts in industrial machinery. It is suitable for applications requiring radial load support, such as conveyors, fans, and material handling equipment, where a compact, square flange housing with set screw locking is needed.

What are the specifications of the NTN UCFU-1.1/8M flange bearing?

The NTN UCFU-1.1/8M has a 1 1/8 in cylindrical bore, cast iron housing with set screws, and a square flange. It uses NLGI #3 equivalent lubricant, has a mounting bolt size of 7/16 in, and a length of 4 9/32 in. The system of measurement is inch.

Where to buy the NTN UCFU-1.1/8M flange bearing worldwide?

3G Electric supplies the NTN UCFU-1.1/8M flange bearing to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this NTN general purpose flange-mount ball bearing.

How to install the NTN 4 Bolt Flange Bearing with set screws?

To install the NTN 4 Bolt Flange Bearing, first align the shaft with the 1 1/8 in cylindrical bore. Tighten the set screws evenly to lock the shaft in place. Mount the cast iron flange to a flat surface using 7/16 in bolts. Ensure proper lubrication with NLGI #3 equivalent grease before operation.

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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