Engine Accessory Generator

Features

Specifications

• Thread Direction:
  Right-hand
• Thread Length:
  0.720 inches
• Furnished Items:
  Radio interference shielding and woodruff key
• Second Step Diameter:
  Between 0.668 inches and 0.669 inches
• Keyway Width:
  0.125 inches
• Unthreaded Portion Length:
  Between 1.280 inches and 1.340 inches
• Mounting Hole Thread Direction:
  Right-hand
• Mounting Style:
  Bracket mtd w/three mtg holes, top hole threaded
• Environmental Protection:
  Dustproof and corrosion resistant and fungus resistant
• Keyway Length:
  0.625 inches
• Submersibility:
  Nonsubmersible
• Shaft Rotation Direction:
  Clockwise
• Distance From End To Keyway Center:
  Between 1.330 inches and 1.390 inches
• Thread Diameter:
  0.500 inches
• Ground Polarity Type:
  Negative
• Armature Minimum Speed In Rpm At Full Current Output:
  1950
• Maximum Output Current Rating In Amps:
  18.0
• Grounding Method:
  Internal
• Shaft Drive End Style:
  Straight shaft end, threaded, w/keyway
• Distance Between Shaft Center And Bottom Mounting Hole Center:
  3.875 inches
• Distance Between Shaft Center And Top Mounting Hole Center:
  3.500 inches
• Angular Deviation Of First Hole From Top Center In Deg:
  180.0
• Angular Deviation Of Second Hole From First Hole In Deg:
  159.0
• Distance Between Inside Surfaces Of Hinge Bracket:
  Between 7.243 inches and 7.257 inches
• Distance Between Outside Surfaces Of Hinge Bracket:
  Between 8.103 inches and 8.197 inches
• Bottom Mounting Hole Diameter:
  Between 0.447 inches and 0.459 inches
• Maximum Rated Armature Speed In Rpm:
  4000
• Thread Series:
  Unf
• Thread Class:
  2a
• Mounting Hole Thread Series Designator:
  Unc
• Mounting Hole Thread Diameter:
  0.375 inches
• Mounting Hole Thready Qty Per Inch (tpi):
  16
• Mounting Hole Thread Class:
  2b
• Thready Qty Per Inch (tpi):
  20
• Voltage In Volts:
  28.0
• Test Data Document:
  81349-mil-g-12604 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
• Nondefinitive Specification/std Data:
  B class and 2 grade and b group
• Federal Supply Class (fsc):
  Engine electrical system components, nonaircraft
• National Stock Number (nsn):
  2920-00-391-2989