NA4913 Heavy Duty Needle Roller Bearing

NA4913 heavy-duty needle roller bearing with 65 mm bore, 90 mm OD, 25 mm width. High radial load capacity with compact radial section. Machined rings provide accurate running surfaces. Inner ring allows use where the shaft cannot serve as a raceway. Review shaft fit, loads, lubrication and working conditions before replacement.

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Model:
NA4913
Brand:
BWK
Code:
BWK-NA4913

DESCRIPTION

Product Overview

NA4913 is a heavy-duty needle roller bearing. High radial load capacity with compact radial section. Machined rings provide accurate running surfaces. Inner ring allows use where the shaft cannot serve as a raceway. It is intended for industrial replacement and OEM applications where the specified envelope dimensions and design match the operating requirement.

Key Features

High radial load capacity with compact radial section
Machined rings provide accurate running surfaces
Inner ring allows use where the shaft cannot serve as a raceway

NA4913

Technical Specifications

Model	NA4913
Product Type	Heavy Duty Needle Roller Bearing
Bore Diameter	65 mm
Outside Diameter	90 mm
Width	25 mm
Design	Machined outer ring; inner ring; needle roller and cage assembly
Seal Type	Open
Ring / Rolling Element Material	Chrome steel
Cage	Steel cage
Lubrication	Grease or oil

Typical Applications

Industrial transmissions
Machine tools and textile machinery
Compact gear and drive assemblies

Selection Guidance

Confirm shaft and housing fits, lubrication conditions and the required operating clearance for the application.

NA4913 heavy-duty needle roller bearing 65 mm bore Industrial Bearing replacement bearing BWK