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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 805ZT8, 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…

SKU 3G-OTH-118327

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 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
View Full Spec Sheet

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

Product Description

The NTN Tapered Roller Bearing Cone 15578 (SKU 805ZT8, 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.

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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