Specifications

• Needle Bearing Type
  Machined Bearing with Inner Ring
• Bore Diameter
  55 mm
• Outside Diameter
  80 mm
• Overall Width
  25 mm
• Closure Type
  Open
• Number Of Rows
  One
• Bearing Material
  Steel
• Radial Dynamic Load Capacity
  57.2 kN
• Operating Temperature Range
  Maximum of +250 °F °F
• Cage Material
  Steel
• Radial Static Load Capacity
  106 kN
• Max Rpm
  7000 rpm
• Flanges
  With Flanges
• Series
  NA
• Lubrication Hole Type
  Hole on Outer Ring
• Precision Rating
  Not Rated
• Manufacturer Upc Number
  7316577115720
• UPC_NO
  7316577115720
• Weight
  0.95 lbs
• Product Type
  Needle Roller Bearings
• Long Description
  The NA 4911 Needle Roller Bearing features a 55 mm bore diameter, 80 mm outside diameter, 25 mm overall width, open closure type, and a weight of 0.95 lbs, making it suitable for gearbox systems.