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NTN Radial Ball Bearing: R4, Dbl Sealed, Contact Seal, 1/4 in Bore, 5/8 in OD - High-Temperature Radial Ball Bearings
NTNHigh-Temperature Radial Ball Bearings

NTN Radial Ball Bearing: R4, Dbl Sealed, Contact Seal, 1/4 in Bore, 5/8 in OD

The NTN Radial Ball Bearing: R4 is an inch-system high-temperature radial ball bearing from NTN. It features a double-contact seal design, with a 1/4-inch bore, 5/8-inch outer diameter, and 0.196-inch width…

SKU 3G-OTH-101421

Also listed as: R4LL2AS · R4LL 2AS · R4LL-2AS

Brand
NTN
Item
Radial Ball Bearing: R4, Dbl Sealed, Contact Seal, 1/4 in Bore, 5/8 in OD
Category
High-Temperature Radial 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
R4LL/2AS
Type
Dbl Sealed, Contact Seal
Bore
1/4 in
OD
5/8 in
Wd
0.196 in
System of Measurement
Inch
Bearing Industry Number
R4

Technical Documents

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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN Radial Ball Bearing: R4 is an inch-system high-temperature radial ball bearing from NTN. It features a double-contact seal design, with a 1/4-inch bore, 5/8-inch outer diameter, and 0.196-inch width, identified by bearing industry number R4 and manufacturer part number R4LL/2AS.

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 R4LL/2AS radial ball bearing used for?

The NTN R4LL/2AS is a high-temperature radial ball bearing designed for applications requiring reliable operation under elevated temperatures. Its double-contact seal protects against contaminants, making it suitable for industrial machinery, conveyors, and HVAC equipment where inch-system bearings are specified.

What are the specifications of the NTN R4LL/2AS bearing?

The NTN R4LL/2AS is an inch-system radial ball bearing with a 1/4-inch bore, 5/8-inch outer diameter, and 0.196-inch width. It features double-contact seals, bearing industry number R4, and manufacturer part number R4LL/2AS. This NTN bearing is designed for high-temperature environments.

Where to buy the NTN R4LL/2AS bearing worldwide?

3G Electric supplies the NTN R4LL/2AS bearing worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this NTN high-temperature radial ball bearing for your application.

How to select the correct NTN R4LL/2AS bearing for an application?

To select the NTN R4LL/2AS bearing, verify the inch-system dimensions: 1/4-inch bore, 5/8-inch OD, and 0.196-inch width. Confirm the operating temperature range and ensure the double-contact seal suits your environment. Consult NTN's technical documentation for load ratings and speed limits.

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 high-temperature radial 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 Radial Ball Bearing: R20, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 1/4 in OD, 0.5 in Wd (MPN R20LL/2AS)
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NTN Radial Ball Bearing: R20, Dbl Sealed, Contact Seal, 1 1/4 in Bore, 2 1/4 in OD, 0.5 in Wd (MPN R20LL/2AS)
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NTN Radial Ball Bearing: R18, Dbl Sealed, Contact Seal, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd (MPN R18LLU/2AS)
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NTN Radial Ball Bearing: R20, Dbl Shield, 1 1/4 in Bore, 2 1/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R20ZZ/2AS)
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NTN Radial Ball Bearing: R20, Dbl Shield, 1 1/4 in Bore, 2 1/4 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R20ZZ/2AS)
NTN Radial Ball Bearing: RA3, Dbl Shield, 3/16 in Bore, 1/2 in OD, 0.196 in Wd, Alloy Steel Ring (MPN RA3ZZ/2AS)
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NTN Radial Ball Bearing: RA3, Dbl Shield, 3/16 in Bore, 1/2 in OD, 0.196 in Wd, Alloy Steel Ring (MPN RA3ZZ/2AS)
NTN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18ZZ/2AS)
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NTN Radial Ball Bearing: R18, Dbl Shield, 1 1/8 in Bore, 2 1/8 in OD, 0.5 in Wd, Alloy Steel Ring (MPN R18ZZ/2AS)

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