Axial Fan Impeller

Features

Specifications

• Diameter:
  Between 21.091 inches and 21.096 inches
• Mounting Hole Diameter:
  Between 0.448 inches and 0.450 inches
• Mounting Hole Quantity:
  1
• Bore Diameter:
  Between 1.548 inches and 1.563 inches
• End Application:
  Fan vaneaxial
• Blade Quantity:
  1
• Hub Length:
  Between 1.751 inches and 1.756 inches
• Attachment Method:
  Taper pin
• Rotation Direction For Which Designed:
  Counterclockwise
• Hub Location:
  Front
• Surface Treatment Specification:
  Mil-p-24441, formula 150 military specification single treatment response and mil-p-24441, formula 151 military specification 1st treatment response
• Style Designator:
  Straight tip
• Federal Supply Class (fsc):
  Fans, air circulators, and blower equipment
• National Stock Number (nsn):
  4140-01-503-8284
• Special Features:
  High pressure vaneaxial fan; mil-prf-24755a