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NTN Tapered Roller Bearing Cone: 388A, 2 1/4 in Bore, 3.62 in OD, 0.864 in Cone Wd - Tapered Roller Bearing Cones
NTNTapered Roller Bearing Cones

NTN Tapered Roller Bearing Cone: 388A, 2 1/4 in Bore, 3.62 in OD, 0.864 in Cone Wd

The NTN 388A is a tapered roller bearing cone, part of the NTN brand's inch-system product line. It features a 2 1/4 inch tapered bore, a 3.62 inch outer diameter, and a 0.864 inch cone width, with a chrome steel…

SKU 3G-OTH-105562

Brand
NTN
Item
Tapered Roller Bearing Cone: 388A, 2 1/4 in Bore, 3.62 in OD, 0.864 in Cone Wd
Category
Tapered Roller Bearing Cones
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Technical Specifications

NTN
Manufacturer Part Number
4T-388A
Type
4T-388A
Bore
2 1/4 in
OD
3.62 in
Cone Wd
0.864 in
Bore Type
Tapered
Cage Material
Chrome Steel
Ring Material
Carbon Steel
System of Measurement
Inch
Bearing Industry Number
388A
Compatible Cup Manufacturer Part Number
382
View Full Spec Sheet

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

Product Description

The NTN 388A is a tapered roller bearing cone, part of the NTN brand's inch-system product line. It features a 2 1/4 inch tapered bore, a 3.62 inch outer diameter, and a 0.864 inch cone width, with a chrome steel cage and carbon steel ring. This cone is designed for use with compatible cup manufacturer part number 382, and is identified by bearing industry number 388A and manufacturer part number 4T-388A.

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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