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NTN Tapered Roller Bearing Cone: LM503349, 1 51/64 in Bore, 2.8 in OD, 0.708 in Cone Wd - Tapered Roller Bearing Cones
NTNTapered Roller Bearing Cones

NTN Tapered Roller Bearing Cone: LM503349, 1 51/64 in Bore, 2.8 in OD, 0.708 in Cone Wd

The NTN Tapered Roller Bearing Cone, model LM503349 (SKU 3G-OTH-116748), is an inch-system tapered roller bearing cone with a 1 51/64 in bore, 2.8 in OD, and 0.708 in cone width. It features a chrome steel cage and…

SKU 3G-OTH-116748

Also listed as: 4TLM503349 · 4T LM503349

Brand
NTN
Item
Tapered Roller Bearing Cone: LM503349, 1 51/64 in Bore, 2.8 in OD, 0.708 in Cone Wd
Category
Tapered Roller Bearing Cones
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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
4T-LM503349
Type
4T-LM503349
Bore
1 51/64 in
OD
2.8 in
Cone Wd
0.708 in
Bore Type
Tapered
Cage Material
Chrome Steel
Ring Material
Carbon Steel
System of Measurement
Inch
Bearing Industry Number
LM503349
Compatible Cup Manufacturer Part Number
LM503310

Technical Documents

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

Product Description

The NTN Tapered Roller Bearing Cone, model LM503349 (SKU 3G-OTH-116748), is an inch-system tapered roller bearing cone with a 1 51/64 in bore, 2.8 in OD, and 0.708 in cone width. It features a chrome steel cage and carbon steel ring, and is compatible with cup part number LM503310. This component is designed for use with its matching cup to form a complete tapered roller bearing assembly.

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 LM503349 tapered roller bearing cone used for?

The NTN LM503349 cone is used in industrial machinery requiring tapered roller bearings to handle combined radial and axial loads. It is commonly applied in gearboxes, conveyors, and automotive drivetrains. This inch-system cone must be paired with its matching cup (LM503310) to form a complete bearing assembly.

What are the specifications of the NTN LM503349 bearing cone?

The NTN LM503349 cone has a 1 51/64 in tapered bore, 2.8 in OD, and 0.708 in cone width. It features a chrome steel cage and carbon steel ring. This inch-system component is compatible with cup LM503310 and is manufactured under part number 4T-LM503349.

Where to buy the NTN LM503349 bearing cone worldwide?

3G Electric supplies the NTN LM503349 bearing cone to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this inch-system tapered roller bearing cone.

How to install the NTN LM503349 tapered roller bearing cone?

Install the NTN LM503349 cone by pressing it onto a clean, dry shaft with a tapered seat. Use an interference fit per manufacturer guidelines. Always pair it with the matching cup LM503310. Apply lubricant to the cone and cage before assembly, and verify axial clearance after mounting.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
NTN Tapered Roller Bearing Cone: LM503349A, 1 51/64 in Bore, 2.8 in OD, 0.708 in Cone Wd (MPN 4T-LM503349A)
NTN
NTN Tapered Roller Bearing Cone: LM503349A, 1 51/64 in Bore, 2.8 in OD, 0.708 in Cone Wd (MPN 4T-LM503349A)
NTN Tapered Roller Bearing Cone: LM522548, 4 21/64 in Bore, 6.06 in OD, 1.375 in Cone Wd (MPN 4T-LM522548)
NTN
NTN Tapered Roller Bearing Cone: LM522548, 4 21/64 in Bore, 6.06 in OD, 1.375 in Cone Wd (MPN 4T-LM522548)
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: LM67049A, 1 1/4 in Bore, 2.05 in OD, 0.66 in Cone Wd, 4T-LM67049A
NTN
NTN Tapered Roller Bearing Cone: LM67049A, 1 1/4 in Bore, 2.05 in OD, 0.66 in Cone Wd, 4T-LM67049A
This NTN tapered roller bearing cone is an inch-system component with a 1-1/2 in tapered bore, 2.44 in outer diameter, and 0.72 in cone width. It features a carbon steel ring and a chrome steel cage. Compatible with cup LM29710 (manufacturer part number 4T-LM29748L). Commonly used in applications requiring combined radial and axial load support, such as wheel hubs, gearboxes, and conveyor systems
NTN
This NTN tapered roller bearing cone is an inch-system component with a 1-1/2 in tapered bore, 2.44 in outer diameter, and 0.72 in cone width. It features a carbon steel ring and a chrome steel cage. Compatible with cup LM29710 (manufacturer part number 4T-LM29748L). Commonly used in applications requiring combined radial and axial load support, such as wheel hubs, gearboxes, and conveyor systems
NTN Tapered Roller Bearing Cone: LM29748, 1 1/2 in Bore, 2.44 in OD, 0.72 in Cone Wd, 4T-LM29748
NTN
NTN Tapered Roller Bearing Cone: LM29748, 1 1/2 in Bore, 2.44 in OD, 0.72 in Cone Wd, 4T-LM29748

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