Specifications

• Needle Bearing Type
  Machined Bearing with Inner Ring
• Bore Diameter
  45 mm
• Outside Diameter
  68 mm
• Overall Width
  22 mm
• Closure Type
  Open
• Number Of Rows
  One
• Bearing Material
  Steel
• Radial Dynamic Load Capacity
  45.7 kN
• Operating Temperature Range
  Maximum of +250 °F °F
• Cage Material
  Steel
• Radial Static Load Capacity
  78 kN
• Max Rpm
  8500 rpm
• Flanges
  With Flanges
• Series
  NA
• Lubrication Hole Type
  Hole on Outer Ring
• Precision Rating
  Not Rated
• Manufacturer Upc Number
  7316577115690
• UPC_NO
  7316577115690
• Weight
  0.63 lbs
• Product Type
  Needle Roller Bearings
• Long Description
  The NA 4909 Needle Roller Bearing features a 45 mm bore diameter, 68 mm outside diameter, 22 mm overall width, open closure type, and a weight of 0.63 lbs, making it ideal for gearbox and drivetrain applications.