Specification Brand : INA BulletPoint1 : Radial needle roller bearing for applications with high dynamic and static loads BulletPoint2 : Inner ring provides a hardened and ground raceway BulletPoint3 : Steel cage guides and evenly spaces rollers for reduced friction, vibration, and noise BulletPoint4 : Through-hardened, high-carbon chromium steel rollers for heat tolerance and durability under heavy loads BulletPoint5 : Can be used at temperatures up to 284 degrees F (140 degrees C) ExternallyAssignedProductIdentifier1 : 035373081394 ExternallyAssignedProductIdentifier2 : 4012802710397 ExternallyAssignedProductIdentifier3 : 0035373081394 ExternallyAssignedProductIdentifier4 : 00035373081394 ItemName : INA NAO30X52X18 Needle Roller Bearing, With Inner Ring, Steel Cage, Open End, Metric, 30mm ID, 52mm OD, 18mm Width, 12000rpm Maximum Rotational Speed ItemPackageDimensions_Height : 2.794 centimeters ItemPackageDimensions_Length : 6.096 centimeters ItemPackageDimensions_Width : 5.588 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : needle-roller-bearings Manufacturer : INA Material : Steel NumberOfItems : 1 PartNumber : NAO30X52X18 ProductSiteLaunchDate : 2012-02-24T19:16:32.878Z Size : Open UnitCount : 1