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NTN 2 Bolt Flange Bearing: Radial Ball, 40 mm Bore, Cast Iron, Set Screws - General Purpose Flange-Mount Ball Bearings
NTNGeneral Purpose Flange-Mount Ball Bearings

NTN 2 Bolt Flange Bearing: Radial Ball, 40 mm Bore, Cast Iron, Set Screws

The NTN 2 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 40 mm cylindrical bore, cast iron housing, and set screw locking. It has a length of 172 mm, width of 54.4 mm, and uses M12 mounting…

SKU 3G-OTH-105422

Also listed as: UCFLU40 · UCFLU 40

Brand
NTN
Item
2 Bolt Flange Bearing: Radial Ball, 40 mm Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

NTN
Manufacturer Part Number
UCFLU-40
Type
Cast Iron, Set Screws
Bore
40 mm
Lg
172 mm
Wd
54.4 mm
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
M12
System of Measurement
Metric

Technical Documents

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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 40 mm cylindrical bore, cast iron housing, and set screw locking. It has a length of 172 mm, width of 54.4 mm, and uses M12 mounting bolts. The bearing is lubricated with NLGI #3 equivalent grease and is supplied in metric dimensions.

Frequently Asked Questions

What is the NTN 2 Bolt Flange Bearing used for?

The NTN 2 Bolt Flange Bearing is used in industrial conveyor systems, material handling equipment, and agricultural machinery. It supports rotating shafts in applications requiring a compact, bolt-on mounting solution. The cast iron housing and set screw locking provide reliable shaft retention in moderate-load, low-to-medium-speed environments.

What are the specifications of the NTN UCFLU-40 flange bearing?

The NTN UCFLU-40 is a metric 2-bolt flange bearing with a 40 mm cylindrical bore, cast iron housing, and set screw locking. It measures 172 mm long and 54.4 mm wide, uses M12 mounting bolts, and is pre-lubricated with NLGI #3 equivalent grease. The manufacturer part number is UCFLU-40.

Where to buy the NTN UCFLU-40 flange bearing worldwide?

3G Electric supplies the NTN UCFLU-40 flange bearing worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver genuine NTN bearings to support your maintenance and production needs.

How to install the NTN 2 Bolt Flange Bearing?

To install the NTN 2 Bolt Flange Bearing, first ensure the shaft is clean and free of burrs. Slide the bearing onto the shaft, align the flange bolt holes with the mounting surface, and tighten the M12 bolts evenly. Secure the set screws against the shaft using a hex key. Apply moderate torque per NTN recommendations to avoid housing distortion.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN 2 Bolt Flange Bearing: Radial Ball, 35 mm Bore, Cast Iron, Set Screws, 96 mm Lg, 46.4 mm Wd (MPN UCFLU-35)
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NTN 2 Bolt Flange Bearing: Radial Ball, 35 mm Bore, Cast Iron, Set Screws, 96 mm Lg, 46.4 mm Wd (MPN UCFLU-35)
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NTN 4 Bolt Flange Bearing: Radial Ball, 25 mm Bore, Cast Iron, Set Screws, 96 mm Lg, 38.9 mm Wd (MPN UCFU-25)
NTN 4 Bolt Flange Bearing: Radial Ball, 20 mm Bore, Cast Iron, Set Screws, 85.7 mm Lg, 37.3 mm Wd (MPN UCFU-20)
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NTN 4 Bolt Flange Bearing: Radial Ball, 20 mm Bore, Cast Iron, Set Screws, 85.7 mm Lg, 37.3 mm Wd (MPN UCFU-20)

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