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IKO

Model # :WBB1498669

MPN #: RNA4907UU

IKO Machined Type Needle Roller Bearing METRIC Double Sealed, 42mm Bore, 55mm OD

Product Description
IKO Machined Type Needle Roller Bearing consists of solid outer ring, rollers and retainer, without inner ring. They are with low sectional height, large load ratings and rigidity, and most of them come with seals. Prepacked lubricant is not provided except double sealed bearings (suffix UU). Proper lubricant must be applied when they are used. Machined Type needle roller bearings are generally used with shafts without inner rings. 0.2µmRa or less shaft surface finish and HRC 58 to 64 shaft hardness are recommended. When these requirements are not possible, use of IKO Inner Rings are recommended.

PRICE
$75.95

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Weights & Dimensions

Width20 mm
Bore Tolerance+0.041 / +0.025
Outside Dimension Tolerance+0 / -0.013 mm
Bore (Fw) Mm/Inch42 in
Width (C) Tolerance+0 / -0.120
Max Housing Shoulder Diameter51
ToleranceISO Class 0
Outside Dimension55 in
Static Load46300 N
Outer Ring Corner Radius Min0.6

Product Details

Dynamic Load Rating (N)30100
Appropriate Inner RingLRTZ354221
SeriesRNA49
Manufacturers Part NumberRNA4907UU
Grease Max Speed4500 rpm
Oil Hole & GrooveYes
BrandIKO