1-321-802-5889

NSN 1680-00-474-1297

Speedometer Cable

About this product

0.307 inches both ends spline major diameter, 12 both ends splines, 0.241 inches both ends spline minor diameter, tip length: 0.531 inches both ends.

Manufacturer part number 31551-020-20 for national stock number 1680004741297.

Datasheet

  • Product description

    Flexible Shaft Assembly NSN 1680-00-474-1297.

  • MPN or Model

    31551-020-20

  • Schedule B
    8803.30.0060 (Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof))
  • NMF (National Motor Freight)
    129920 - Shafts/shafting, Flex NOI Stl
  • Unit Weight (Est.)
    0.5 lb
  • Spline Major Diameter
    0.307 inches both ends
  • Overall Length
    21.686 inches
  • Spline Quantity
    12 both ends
  • Spline Minor Diameter
    0.241 inches both ends
  • Tip Length
    0.531 inches both ends
  • Shank Outside Diameter
    0.500 inches both ends
  • Pitch Diameter
    0.250 inches both ends
  • Core Material
    Steel
  • Core Diameter
    0.250 inches
  • End Type
    Round, external splined both ends
  • Width Across Flats
    0.750 inches both ends
  • End Connection Type
    Union ferrule both ends
  • Spline Pressure Angle In Deg
    14.5 both ends
  • Spline Length
    0.244 inches both ends
  • Spline Type
    Involute both ends
  • Setscrew
    Not included both ends
  • Casing Material
    Steel
  • Wrenching Facility Type
    Hexagon both ends
  • Cross Section Size And Location
    0.406 inches diameter both ends
  • Torsional Deflection Rating
    5 degrees ft-lb in. Torsional deflection rating in winding direction, 7 degrees ft-lb in. Unwinding
  • Casing Length Between Ferrules
    19.000 inches
  • Casing Outside Diameter
    0.445 inches
  • Swivel End
    Not provided both ends
  • Enddiameter
    0.875 inches both ends
  • Lubrication Fitting
    Not provided both ends
  • Corelength
    21.686 inches
  • Core Rotation Direction
    Clockwise or counterclockwise
  • Core Removability
    Nonremovable
  • Minimum Operating Radius
    10.000 inches
  • Fsc Application Data
    Miscellaneous aircraft accessories and components
More from these suppliers
Flexible Shaft Assembly

An item consisting of a casing with fittings and attachments on each end and a spirally wound wire core with formed end(s) and/or crimped on end fittings. It is designed to transmit rotary motion around bends from a motor or other power source to drive various types of equipment, such as tachometers, speedometers, remote controls, instruments, and the like, which are located at an angle and/or distance from the power source. See also control assembly, push-pull.

Mechanic Bill explains Speedometer Cable

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NSN 1680004741297

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
31551-020-20 Safran Power Usa, Llc
635087-3 Lockheed Martin Corporation
31551-020-20 Lucas Aerospace Power Equipment
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