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NTN UCFU-1.7/8M General Purpose Flange-Mount Ball Bearing - General Purpose Flange-Mount Ball Bearings
NTNGeneral Purpose Flange-Mount Ball Bearings

NTN UCFU-1.7/8M General Purpose Flange-Mount Ball Bearing

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 7/8 in cylindrical bore and a cast iron housing. It features set screws for shaft locking and uses NLGI #3 Equivalent lubricant…

SKU 3G-OTH-110897

Also listed as: UCFU178M · UCFU 1 7 8M · UCFU-1-7-8M

Brand
NTN
Item
UCFU-1.7/8M General Purpose Flange-Mount Ball Bearing
Part Number
UCFU-1.7/8M
Category
General Purpose Flange-Mount Ball Bearings
Available to Order
Also known as:UCFU-1.7/8MNTN
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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
UCFU-1.7/8M
Type
Cast Iron, Set Screws, Square
Bore
1 7/8 in
Lg
5 41/64 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
5/8 in
System of Measurement
Inch

Technical Documents

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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 7/8 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 5/8 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 used in industrial machinery requiring radial load support and shaft alignment. Common applications include conveyors, fans, and material handling equipment. Its cast iron housing and set screw locking suit moderate-speed, moderate-load environments.

What are the specifications of the NTN 4 Bolt Flange Bearing?

This NTN bearing has a 1 7/8 in cylindrical bore, cast iron housing, and set screw shaft locking. It uses NLGI #3 Equivalent lubricant, has a mounting bolt size of 5/8 in, and follows the Inch system of measurement. The manufacturer part number is UCFU-1.7/8M.

Where to buy the NTN 4 Bolt Flange Bearing worldwide?

3G Electric supplies the NTN 4 Bolt Flange Bearing worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this NTN flange bearing.

How to install the NTN 4 Bolt Flange Bearing?

To install, first align the bearing housing with the mounting surface and secure using 5/8 in bolts. Tighten the set screws evenly onto the shaft to lock it in place. Ensure the shaft is clean and lubricated per NTN guidelines. Verify free rotation after installation.

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
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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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NTN UCFU-20 is a general purpose flange-mount ball bearing with a 20 mm cylindrical bore, cast iron housing, and set screw locking. Lubricated with NLGI #3 equivalent grease, it has M10 mounting bolts and dimensions of 85.7 mm length by 37.3 mm width. Suitable for radial load applications requiring a compact four-bolt flange mounting
NTN
NTN UCFU-20 is a general purpose flange-mount ball bearing with a 20 mm cylindrical bore, cast iron housing, and set screw locking. Lubricated with NLGI #3 equivalent grease, it has M10 mounting bolts and dimensions of 85.7 mm length by 37.3 mm width. Suitable for radial load applications requiring a compact four-bolt flange mounting

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