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NTN Tapered Roller Bearing Cone: 15578, 1 in Bore, 1.28 in OD, 0.687 in Cone Wd - Tapered Roller Bearing Cones
NTNTapered Roller Bearing Cones

NTN Tapered Roller Bearing Cone: 15578, 1 in Bore, 1.28 in OD, 0.687 in Cone Wd

The NTN Tapered Roller Bearing Cone 15578 (SKU 4T-15578, MPN 4T-15578) is an inch-system tapered roller bearing cone with a tapered bore, a 1 in bore, a 1.28 in OD, a 0.687 in cone width, and a 1.81 in inside…

SKU 3G-OTH-118327

Also listed as: 4T15578 · 4T 15578

Brand
NTN
Item
Tapered Roller Bearing Cone: 15578, 1 in Bore, 1.28 in OD, 0.687 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-15578
Bore
1 in
OD
1.28 in
Cone Wd
0.687 in
Bore Type
Tapered
Inside Dia
1.81 in
Cage Material
Chrome Steel
Ring Material
Carbon Steel
System of Measurement
Inch
Bearing Industry Number
15578
Compatible Cup Manufacturer Part Number
15520

Technical Documents

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

Product Description

The NTN Tapered Roller Bearing Cone 15578 (SKU 4T-15578, MPN 4T-15578) is an inch-system tapered roller bearing cone with a tapered bore, a 1 in bore, a 1.28 in OD, a 0.687 in cone width, and a 1.81 in inside diameter. It features a chrome steel cage and carbon steel ring, and is compatible with cup manufacturer part number 15520.

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 15578 tapered roller bearing cone used for?

The NTN 15578 tapered roller bearing cone is used in industrial machinery and automotive applications that require support for combined radial and axial loads. It is commonly found in gearboxes, conveyor systems, and wheel hubs where precise alignment and high load capacity are critical.

What are the specifications of the NTN 15578 tapered roller bearing cone?

The NTN 15578 tapered roller bearing cone has a 1 in bore, 1.28 in OD, 0.687 in cone width, and 1.81 in inside diameter. It uses a chrome steel cage and carbon steel ring, is inch-system, and is compatible with cup part number 15520. The manufacturer part number is 4T-15578.

Where to buy the NTN 15578 tapered roller bearing cone worldwide?

You can source the NTN 15578 tapered roller bearing cone worldwide through 3G Electric. As a global industrial equipment distributor, 3G Electric handles full logistics, customs clearance, and delivery to your location. Contact them for availability and lead time.

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 size, OD, and width to your shaft and housing dimensions. Verify the system of measurement (inch) and confirm compatibility with the cup part number 15520. Consider load ratings and operating conditions for optimal performance.

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: 15580, 1 1/16 in Bore, 2.13 in OD, 0.687 in Cone Wd, 4T-15580
NTN
NTN Tapered Roller Bearing Cone: 15580, 1 1/16 in Bore, 2.13 in OD, 0.687 in Cone Wd, 4T-15580
NTN Tapered Roller Bearing Cone: 15590, 1 1/8 in Bore, 2.13 in OD, 0.687 in Cone Wd, 4T-15590
NTN
NTN Tapered Roller Bearing Cone: 15590, 1 1/8 in Bore, 2.13 in OD, 0.687 in Cone Wd, 4T-15590
NTN Tapered Roller Bearing Cone: 15119, 1 3/16 in Bore, 2.28 in OD, 0.812 in Cone Wd, 4T-15119
NTN
NTN Tapered Roller Bearing Cone: 15119, 1 3/16 in Bore, 2.28 in OD, 0.812 in Cone Wd, 4T-15119
NTN Tapered Roller Bearing Cone: 15120, 1 3/16 in Bore, 2.28 in OD, 0.812 in Cone Wd, 4T-15120
NTN
NTN Tapered Roller Bearing Cone: 15120, 1 3/16 in Bore, 2.28 in OD, 0.812 in Cone Wd, 4T-15120
NTN Tapered Roller Bearing Cone: 13685L, 1 1/2 in Bore, 2.56 in OD, 0.75 in Cone Wd, 4T-13685L
NTN
NTN Tapered Roller Bearing Cone: 13685L, 1 1/2 in Bore, 2.56 in OD, 0.75 in Cone Wd, 4T-13685L
NTN Tapered Roller Bearing Cone: 02875, 1 1/4 in Bore, 2.68 in OD, 0.875 in Cone Wd, 4T-02875
NTN
NTN Tapered Roller Bearing Cone: 02875, 1 1/4 in Bore, 2.68 in OD, 0.875 in Cone Wd, 4T-02875

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