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NTN 4 Bolt Flange Bearing: Radial Ball, 2 11/16 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, 2 11/16 in Bore, Cast Iron, Set Screws

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 2 11/16 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #3 equivalent lubricant…

SKU 3G-OTH-107876

Also listed as: UCFU21116M · UCFU 2 11 16M · UCFU-2-11-16M

Brand
NTN
Item
4 Bolt Flange Bearing: Radial Ball, 2 11/16 in Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

NTN
Manufacturer Part Number
UCFU-2.11/16M
Type
Cast Iron, Set Screws
Bore
2 11/16 in
Lg
7 19/32 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
5/8 in
System of Measurement
Inch

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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 2 11/16 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #3 equivalent lubricant. The bearing has a mounting bolt size of 5/8 in and is measured in inches.

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 a cast iron housing, set screw shaft locking, and NLGI #3 equivalent lubrication, such as conveyors and material handling systems.

What are the specifications of the NTN UCFU-2.11/16M bearing?

The NTN UCFU-2.11/16M has a 2 11/16 in cylindrical bore, cast iron housing with set screws, and a 7 19/32 in length. It uses NLGI #3 equivalent lubricant, has a 5/8 in mounting bolt size, and is measured in inches. The manufacturer part number is UCFU-2.11/16M.

Where to buy the NTN 4 Bolt Flange Bearing worldwide?

3G Electric supplies the NTN 4 Bolt Flange Bearing worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this bearing to your facility. Contact us for availability and lead time on this NTN UCFU-2.11/16M unit.

How to install the NTN flange bearing with set screws?

To install the NTN flange bearing, align the cast iron housing with the mounting surface and secure using 5/8 in bolts. Tighten the set screws onto the shaft to lock it in place. Ensure the shaft is clean and lubricated per NLGI #3 equivalent grease recommendations 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/16 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2.3/16M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/16 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2.3/16M)
NTN 4 Bolt Flange Bearing: Radial Ball, 2 1/8 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2.1/8M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 1/8 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2.1/8M)
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/16 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFUX-2.3/16M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/16 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFUX-2.3/16M)
NTN 4 Bolt Flange Bearing: Radial Ball, 2 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 in Bore, Cast Iron, Set Screws, 6 13/32 in Lg, Square (MPN UCFU-2M)
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/8 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFU-2.3/8M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 3/8 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFU-2.3/8M)
NTN 4 Bolt Flange Bearing: Radial Ball, 2 1/4 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFU-2.1/4M)
NTN
NTN 4 Bolt Flange Bearing: Radial Ball, 2 1/4 in Bore, Cast Iron, Set Screws, 6 7/8 in Lg, Square (MPN UCFU-2.1/4M)

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