Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

NTN 4T-L44643L Tapered Roller Bearing Cone - Tapered Roller Bearing Cones
NTNTapered Roller Bearing Cones

NTN 4T-L44643L Tapered Roller Bearing Cone

The NTN Tapered Roller Bearing Cone L44643L is an inch-system tapered roller bearing cone with a 1 in tapered bore, 1.85 in OD, and 1.252 in cone width. It features a chrome steel cage and carbon steel ring, and is…

SKU 3G-OTH-106358

Also listed as: 4TL44643L · 4T L44643L

Brand
NTN
Item
4T-L44643L Tapered Roller Bearing Cone
Category
Tapered Roller Bearing Cones
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
4T-L44643L
Type
4T-L44643L
Bore
1 in
OD
1.85 in
Cone Wd
1.252 in
Bore Type
Tapered
Cage Material
Chrome Steel
Ring Material
Carbon Steel
System of Measurement
Inch
Bearing Industry Number
L44643L
Compatible Cup Manufacturer Part Number
L44610

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The NTN Tapered Roller Bearing Cone L44643L is an inch-system tapered roller bearing cone with a 1 in tapered bore, 1.85 in OD, and 1.252 in cone width. It features a chrome steel cage and carbon steel ring, and is compatible with cup manufacturer part number L44610.

Frequently Asked Questions

What is the NTN L44643L tapered roller bearing cone used for?

The NTN L44643L tapered roller bearing cone is used in automotive and industrial applications requiring radial and axial load support, such as wheel hubs, gearboxes, and conveyor systems. It is an inch-system component with a 1 in tapered bore, designed to pair with cup L44610 for precise shaft alignment and reduced friction.

What are the specifications of the NTN L44643L bearing cone?

The NTN L44643L tapered roller bearing cone has a 1 in tapered bore, 1.85 in OD, and 1.252 in cone width. It is made of carbon steel ring with a chrome steel cage, inch-system measurement, and manufacturer part number 4T-L44643L. It is compatible with cup L44610 and carries bearing industry number L44643L.

Where to buy the NTN L44643L bearing cone worldwide?

You can source the NTN L44643L tapered roller bearing cone worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we supply genuine NTN components for demanding applications.

How to select the correct NTN tapered roller bearing cone for an application?

To select the correct NTN tapered roller bearing cone, match the bore type (tapered), bore diameter (1 in), and system of measurement (inch) to your shaft and housing. Verify compatibility with cup L44610 and confirm load ratings from NTN specifications. For best performance, ensure proper lubrication and alignment during 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

NTN Products

3G Electric supplies NTN tapered roller bearing cones. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN Tapered Roller Bearing Cone: L44640, 15/16 in Bore, 1.85 in OD, 0.58 in Cone Wd, 4T-L44640
NTN
NTN Tapered Roller Bearing Cone: L44640, 15/16 in Bore, 1.85 in OD, 0.58 in Cone Wd, 4T-L44640
NTN Tapered Roller Bearing Cone: L225849, 5 in Bore, 6.46 in OD, 1.031 in Cone Wd, 4T-L225849
NTN
NTN Tapered Roller Bearing Cone: L225849, 5 in Bore, 6.46 in OD, 1.031 in Cone Wd, 4T-L225849
Inch-system tapered roller bearing cone with 1 9/64 in tapered bore, 1.89 in OD, and 0.58 in cone width. Features chrome steel cage and carbon steel ring. Compatible with cup L45410. Used in gearboxes, conveyor systems, and wheel hubs for combined radial and axial load support
NTN
Inch-system tapered roller bearing cone with 1 9/64 in tapered bore, 1.89 in OD, and 0.58 in cone width. Features chrome steel cage and carbon steel ring. Compatible with cup L45410. Used in gearboxes, conveyor systems, and wheel hubs for combined radial and axial load support
NTN Tapered Roller Bearing Cone: L44643, 1 in Bore, 1.85 in OD, 0.58 in Cone Wd, 1 in Inside Dia (MPN 4T-L44643)
NTN
NTN Tapered Roller Bearing Cone: L44643, 1 in Bore, 1.85 in OD, 0.58 in Cone Wd, 1 in Inside Dia (MPN 4T-L44643)
NTN Tapered Roller Bearing Cone: LM806649, 2 1/8 in Bore, 3.35 in OD, 0.75 in Cone Wd, 4T-LM806649
NTN
NTN Tapered Roller Bearing Cone: LM806649, 2 1/8 in Bore, 3.35 in OD, 0.75 in Cone Wd, 4T-LM806649
NTN Tapered Roller Bearing Cone: LM48548A, 1 3/8 in Bore, 2.4 in OD, 0.72 in Cone Wd, 4T-LM48548A
NTN
NTN Tapered Roller Bearing Cone: LM48548A, 1 3/8 in Bore, 2.4 in OD, 0.72 in Cone Wd, 4T-LM48548A

More from NTN

View all NTN parts
Tapered roller bearing cone with 2 1/4 in tapered bore, 3.62 in OD, and 0.864 in cone width. Features chrome steel cage and carbon steel ring. Compatible with cup 382. Used in gearboxes, conveyor systems, and wheel hubs to support radial and axial loads
NTN
Tapered roller bearing cone with 2 1/4 in tapered bore, 3.62 in OD, and 0.864 in cone width. Features chrome steel cage and carbon steel ring. Compatible with cup 382. Used in gearboxes, conveyor systems, and wheel hubs to support radial and axial loads
Tapered roller bearing cone with 2 11/16 in tapered bore, 5.08 in OD, and 1.625 in cone width. Chrome steel cage and carbon steel ring. Inch system, compatible with cup H414210. Used in industrial machinery and automotive drivetrains for radial and axial loads
NTN
Tapered roller bearing cone with 2 11/16 in tapered bore, 5.08 in OD, and 1.625 in cone width. Chrome steel cage and carbon steel ring. Inch system, compatible with cup H414210. Used in industrial machinery and automotive drivetrains for radial and axial loads
Inch-system tapered roller bearing cone with 3 in bore, 4.567 in outside diameter, and 0.905 in cone width. Constructed with alloy steel ring and pressed steel cage. Designed for use with compatible cup 34478 in applications requiring combined radial and axial load support, such as gearboxes and conveyor systems
NTN
Inch-system tapered roller bearing cone with 3 in bore, 4.567 in outside diameter, and 0.905 in cone width. Constructed with alloy steel ring and pressed steel cage. Designed for use with compatible cup 34478 in applications requiring combined radial and axial load support, such as gearboxes and conveyor systems
Tapered roller bearing cone with a 1 27/64 in tapered bore, 3.03 in outside diameter, and 1.01 in cone width. Features a chrome steel cage and carbon steel ring. Compatible with cup manufacturer part number 2729. Used in applications requiring support for combined radial and axial loads, such as gearboxes, conveyor systems, and wheel hubs
NTN
Tapered roller bearing cone with a 1 27/64 in tapered bore, 3.03 in outside diameter, and 1.01 in cone width. Features a chrome steel cage and carbon steel ring. Compatible with cup manufacturer part number 2729. Used in applications requiring support for combined radial and axial loads, such as gearboxes, conveyor systems, and wheel hubs
Inch-system tapered roller bearing cone with 1 5/16 in bore, 2.559 in OD, and 0.875 in cone width. Constructed with alloy steel rings and a pressed steel cage. Compatible with cup M88010. Used in industrial machinery and automotive drivetrains for radial and axial load support
NTN
Inch-system tapered roller bearing cone with 1 5/16 in bore, 2.559 in OD, and 0.875 in cone width. Constructed with alloy steel rings and a pressed steel cage. Compatible with cup M88010. Used in industrial machinery and automotive drivetrains for radial and axial load support
Inch-system tapered roller bearing cone with 4 33/64 in tapered bore, 7.13 in OD, and 1.937 in cone width. Constructed with chrome steel cage and carbon steel ring. Compatible with cup part number 71750B. Used in applications requiring support for combined radial and axial loads, such as gearboxes and conveyor systems
NTN
Inch-system tapered roller bearing cone with 4 33/64 in tapered bore, 7.13 in OD, and 1.937 in cone width. Constructed with chrome steel cage and carbon steel ring. Compatible with cup part number 71750B. Used in applications requiring support for combined radial and axial loads, such as gearboxes and conveyor systems
Inch-system carbon steel tapered roller bearing cone with 5 in bore, 8.63 in OD, and 1.946 in cone width. Designed to support combined radial and axial loads in applications such as gearboxes, conveyors, and heavy equipment. Pairs with compatible cup HM926710
NTN
Inch-system carbon steel tapered roller bearing cone with 5 in bore, 8.63 in OD, and 1.946 in cone width. Designed to support combined radial and axial loads in applications such as gearboxes, conveyors, and heavy equipment. Pairs with compatible cup HM926710
Inch-system tapered roller bearing cone with 1-5/8 in bore, 2.95 in OD, and 0.933 in cone width. Chrome steel cage and carbon steel ring. Compatible with cup 44348. Used in gearboxes, conveyor systems, and wheel hubs for combined radial and axial load support
NTN
Inch-system tapered roller bearing cone with 1-5/8 in bore, 2.95 in OD, and 0.933 in cone width. Chrome steel cage and carbon steel ring. Compatible with cup 44348. Used in gearboxes, conveyor systems, and wheel hubs for combined radial and axial load support