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Flexible Shaft Assembly

NSN: 1680-00-437-0335 | Model: 31551-026-16
ITAR Registered seal

An item consisting of a casing with fittings and attachments on each end and a spirally wound wire core with formed en (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.

NSN Properties and Flags
NATO Stock Number
1680-00-437-0335
DEMIL
Yes - ITAR Controlled (Code B)
Spline Major Diameter
0.307 inches both ends
Overall Length
27.561 inches
Spline Quantity
12 both ends
Spline Minor Diameter
0.241 inches both ends
Wrenching Facility Outside Diameter
0.750 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, internal splined 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 winding direction, 7 degrees ft-lb in unwinding
Casing Surface Treatment
Galvanized
Casing Length Between Ferrules
24.875 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
27.561 inches
Core Rotation Direction
Clockwise or counterclockwise
Core Removability
Nonremovable
Minimum Operating Radius
10.000 inches
Fsc Application Data
Miscellaneous aircraft accessories and components

Pricing and Availability

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NSN 1680-00-437-0335 Datasheet

Supply Class (FSC):
Miscellaneous Aircraft Accessories And Components
Cross Reference:
  • 31551-026-16
  • 31551-026-16
Cage Codes:
  • Safran Power Usa, Llc (CAGE 3CPE0)
  • Lucas Aerospace Power Equipment (CAGE 31435)
Schedule B & Trade:
  • Schedule B: 8803300060 (NAICS 336413)

    Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)

  • SITC: 79295

    Parts of airplanes or helicopters, n.E.S.

  • End Use: 50070

    Parts for military-type goods

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    129920 - Shafts/shafting, flex noi stl

  • WCC:

    671 - Aircraft parts, to include test/tool sets and equipment (other than armament systems)

  • ACC:

    A - Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LTL:

    M - 85.0

  • SHC:

    Z - Other or no special handling required (sh)

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    Sf9sx-n
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $295.53 to $492.55..
Does NSN 1680-00-437-0335 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, and Department Of The Navy
What is the NIIN of NSN 1680-00-437-0335?
004370335 or 00-437-0335
Does NSN 1680-00-437-0335 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 1680-00-437-0335?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963