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NTN 2 Bolt Flange Bearing: Radial Ball, 1 1/4 in Bore, Cast Iron, Set Screws - General Purpose Flange-Mount Ball Bearings
NTNGeneral Purpose Flange-Mount Ball Bearings

NTN 2 Bolt Flange Bearing: Radial Ball, 1 1/4 in Bore, Cast Iron, Set Screws

The NTN 2 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 1/4 in cylindrical bore, cast iron housing, and set screw locking. This inch-system unit uses NLGI #3 equivalent lubricant and…

SKU 3G-OTH-120562

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

NTN
Manufacturer Part Number
ARFLU-1.1/4S
Type
Cast Iron, Set Screws, Rhombus
Bore
1 1/4 in
Lg
5 19/32 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 2 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 1/4 in cylindrical bore, cast iron housing, and set screw locking. This inch-system unit uses NLGI #3 equivalent lubricant and requires a 7/16 in mounting bolt. The rhombus-shaped flange design (MPN ARFLU-1.1/4S) provides a compact, two-bolt mounting configuration for radial load applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the NTN 2 Bolt Flange Bearing used for?

The NTN 2 Bolt Flange Bearing is used to support rotating shafts in industrial machinery, conveyors, and material handling equipment. Its compact rhombus flange design with two-bolt mounting handles radial loads in tight spaces, making it suitable for fans, blowers, and light-duty power transmission systems.

What are the specifications of the NTN 2 Bolt Flange Bearing?

This NTN bearing has a 1 1/4 in cylindrical bore, cast iron housing, and set screw locking. It uses NLGI #3 equivalent lubricant, requires a 7/16 in mounting bolt, and is designed for inch-system applications. The manufacturer part number is ARFLU-1.1/4S.

Where to buy the NTN 2 Bolt Flange Bearing worldwide?

3G Electric supplies the NTN 2 Bolt Flange Bearing worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this NTN bearing to support your operations.

How to install the NTN 2 Bolt Flange Bearing?

To install, align the bearing's rhombus flange with the mounting surface and secure using two 7/16 in bolts. Tighten the set screws onto the shaft's flat surface to lock the bearing in place. Ensure the shaft is clean and lubricated per NTN guidelines to prevent misalignment and extend service life.

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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