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Worldwide distributor of NSN parts and consumables located in the USA.

Flexible Shaft Assembly

Model / MPN: B1671-37 | NSN: 1680-00-864-4616
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.

Product Details
NATO Stock Number
1680-00-864-4616
Sold in multiples of
DEMIL
DEMIL/MLI
Thread Class
2a, 2 both ends
Thread Direction
Right-hand both ends
Spline Major Diameter
0.312 inches both ends
Overall Length
12.847 inches
Spline Quantity
12 both ends
Spline Minor Diameter
0.187 inches both ends
Wrenching Facility Outside Diameter
0.750 inches both ends
Thread Depth
0.375 inches both ends
Tip Length
0.469 inches both ends
Shank Outside Diameter
0.4687 inches both ends
Pitch Diameter
0.250 inches both ends
Core Material
Steel
Screw Thread Series Designator
Uns both ends
Core Diameter
0.276 inches
Thread Location
Internal both ends
End Type
Round, external splined both ends
End Connection Type
Threaded internal both ends
Spline Pressure Angle In Deg
14.5 both ends
Spline Length
0.250 inches both ends
Spline Type
Involute both ends
Setscrew
Not included both ends
Casing Material
Steel
Wrenching Facility Type
Knurled surface both ends
Cross Section Size And Location
0.438 inches diameter both ends
Casing Length Between Ferrules
11.9100 inches
Casing Outside Diameter
0.445 inches
Swivel End
Provided both ends
Enddiameter
0.750 inches both ends
Lubrication Fitting
Not provided both ends
Corelength
12.847 inches
Core Rotation Direction
Clockwise or counterclockwise
Core Removability
Nonremovable
Fsc Application Data
Miscellaneous aircraft accessories and components

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B1671-37 Cross Reference
  • B1671-33
  • B1671-33
  • B1671-37