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NTN 4 Bolt Flange Bearing: Radial Ball, 1 5/8 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, 1 5/8 in Bore, Cast Iron, Set Screws

The NTN 4 Bolt Flange Bearing is a general purpose flange-mount ball bearing with a 1 5/8 in cylindrical bore, cast iron housing, and set screw locking. It features an NLGI #3 Equivalent lubricant, a 1/2 in mounting…

SKU 3G-OTH-110916

Also listed as: UCFU158M · UCFU 1 5 8M · UCFU-1-5-8M

Brand
NTN
Item
4 Bolt Flange Bearing: Radial Ball, 1 5/8 in Bore, Cast Iron, Set Screws
Category
General Purpose Flange-Mount Ball Bearings
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

NTN
Manufacturer Part Number
UCFU-1.5/8M
Type
Cast Iron, Set Screws, Square
Bore
1 5/8 in
Lg
5 13/32 in
Bore Type
Cylindrical
Lubricant Material
NLGI #3 Equivalent
Mounting Bolt Size
1/2 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 5/8 in cylindrical bore, cast iron housing, and set screw locking. It features an NLGI #3 Equivalent lubricant, a 1/2 in mounting bolt size, and a 5 13/32 in length in a square configuration (MPN UCFU-1.5/8M). This inch-system unit is designed for radial load applications requiring secure flange mounting.

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 4 Bolt Flange Bearing used for?

The NTN 4 Bolt Flange Bearing is a general purpose radial ball bearing for industrial equipment requiring secure flange mounting. It handles radial loads in conveyors, fans, and material handling systems. The cast iron housing and set screw locking provide reliable shaft retention in moderate-duty applications.

What are the specifications of the NTN UCFU-1.5/8M flange bearing?

The NTN UCFU-1.5/8M has a 1 5/8 in cylindrical bore, cast iron housing with set screw locking, and a square flange. It uses NLGI #3 Equivalent lubricant, requires a 1/2 in mounting bolt, and measures 5 13/32 in length. This inch-system unit is designed for radial load applications.

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, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this NTN UCFU-1.5/8M flange bearing.

How to install the NTN flange bearing with set screws?

To install the NTN flange bearing, align the square flange to the mounting surface and secure with 1/2 in bolts. Tighten the set screws evenly onto the shaft using a hex key. Ensure the shaft is clean and lubricated per manufacturer guidelines. Verify alignment before full torque application.

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
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NTN 4 Bolt Flange Bearing: Radial Ball, 1 1/2 in Bore, Cast Iron, Set Screws, 5 5/32 in Lg, Square (MPN UCFU-1.1/2M)
NTN 4 Bolt Flange Bearing: Radial Ball, 1 5/16 in Bore, Cast Iron, Set Screws, 4 21/32 in Lg, Square (MPN UCFU-1.5/16M)
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NTN 4 Bolt Flange Bearing: Radial Ball, 1 5/16 in Bore, Cast Iron, Set Screws, 4 21/32 in Lg, Square (MPN UCFU-1.5/16M)
Square flange-mount ball bearing with 1 1/2 in cylindrical bore, cast iron housing, and set screw locking. Lubricated with NLGI #3 equivalent grease. Mounting bolt size 1/2 in. Overall length 5 13/32 in. For radial load applications in power transmission systems
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Square flange-mount ball bearing with 1 1/2 in cylindrical bore, cast iron housing, and set screw locking. Lubricated with NLGI #3 equivalent grease. Mounting bolt size 1/2 in. Overall length 5 13/32 in. For radial load applications in power transmission systems
NTN 4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron, Set Screws, 4 9/32 in Lg, Square (MPN UCFU-1.1/8M)
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NTN 4 Bolt Flange Bearing: Radial Ball, 1 1/8 in Bore, Cast Iron, Set Screws, 4 9/32 in Lg, Square (MPN UCFU-1.1/8M)

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