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

The NTN 2 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1/2 in cylindrical bore, cast iron housing, and set screw locking. It has a rhombus shape, 3 27/32 in length, and uses NLGI #3…

SKU 3G-OTH-111797

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

NTN
Manufacturer Part Number
ARFLU-1/2
Type
Cast Iron, Set Screws, Rhombus
Bore
1/2 in
Lg
3 27/32 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
3/8 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 1/2 in cylindrical bore, cast iron housing, and set screw locking. It has a rhombus shape, 3 27/32 in length, and uses NLGI #3 equivalent lubricant. The mounting bolt size is 3/8 in, and the system of measurement is inch.

Frequently Asked Questions

What is the NTN 2 Bolt Flange Bearing used for?

The NTN 2 Bolt Flange Bearing is a general purpose flange-mount ball bearing used to support rotating shafts in industrial machinery. Its cast iron housing and set screw locking provide reliable mounting in conveyors, fans, and material handling equipment where radial loads and moderate speeds are present.

What are the specifications of the NTN ARFLU-1/2 flange bearing?

The NTN ARFLU-1/2 has a 1/2 in cylindrical bore, cast iron housing with set screw locking, and a rhombus shape measuring 3 27/32 in length. It uses NLGI #3 equivalent lubricant, requires a 3/8 in mounting bolt, and is designed for inch-system applications.

Where to buy the NTN ARFLU-1/2 flange bearing worldwide?

3G Electric supplies the NTN ARFLU-1/2 flange bearing to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this general purpose flange-mount ball bearing.

How to install the NTN 2 Bolt Flange Bearing?

To install the NTN 2 Bolt Flange Bearing, align the rhombus housing with the mounting surface and secure using 3/8 in bolts. Tighten the set screws onto the shaft's flat or keyway to lock the 1/2 in bore. Ensure the shaft is clean and lubricated per NLGI #3 equivalent grease recommendations.

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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