NSN 1680-00-540-3448 Repair Services

Flexible Shaft Assembly Overhaul, Repair, and Maintenance

MPN: 31556-011-00

Pricing and Lead Time Quote

Submit this form and receive an overhaul/repair pricing and lead time quote for NSN 1680-00-540-3448 flexible shaft assembly
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NSN 1680005403448


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FAA and EASA Part 145 Certified Repair Stations Ensuring the highest standards of quality and compliance for our clients' needs.

We specialize in the repair and refurbishment of nsn components. From mechanical assemblies to rotor blades, our comprehensive capabilities cover a wide range of NSN parts, providing cost effective solutions to extend the operational life of vital equipment.

NSN 1680-00-540-3448 has been designated as a repairable item and has been included in our capabilities catalog. If you require overhaul or repair services use the form on this page to send us your information. We will provide you with a lead time and price quote.

Repairability and Datasheet

NSN 1680-00-540-3448 can be offered in repaired, serviceable, overhauled, or inspected conditions.
National Stock Number (NSN) 1680-00-540-3448
Categorization Other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof)
Repairability Code N

Approximate Weight 0.0lb
Thread Class 2b first end
Thread Direction Right-hand first end
Spline Major Diameter 0.304 inches and 0.310 inches first end
Overall Length 11.9062 inches
Spline Quantity 12 first end
Spline Minor Diameter 0.240 inches and 0.242 inches first end
Thread Depth 0.281 inches first end
Tip Length 0.4531 inches first end
Shank Outside Diameter 0.625 inches first end
Pitch Diameter 0.250 inches first end
Core Material Steel
Screw Thread Series Designator Uns first end
Core Diameter Between 0.307 inches and 0.317 inches
Thread Location Internal first end
End Type Round, internal splined first end
Width Across Flats 0.750 inches first end
End Connection Type Threaded internal first end
Spline Pressure Angle In Deg 14.5 first end
Spline Length 0.232 inches and 0.242 inches first end
Spline Type Involute first end
Setscrew Not included first end
Casing Material Steel, corrosion resisting
Wrenching Facility Type Hexagon first end
Cross Section Size And Location 0.406 inches diameter first end
Torsional Deflection Rating 1.2 ft-lb in. Torsional deflection rating in winding direction, 2.0 ft-lb in. In unwinding direction
Casing Length Between Ferrules 11.000 inches
Casing Outside Diameter Between 0.544 inches and 0.560 inches
Swivel End Not provided first end
Enddiameter 0.875 inches first end
Lubrication Fitting Not provided first end
Corelength 11.9062 inches
Core Rotation Direction Clockwise or counterclockwise
Core Removability Nonremovable
Minimum Operating Radius 20.000 inches
Fsc Application Data Flap actuating system installation aircraft

Part Numbers

Part Number Company RNAAC (Repair Depot)
31556-011-00 LUCAS AEROSPACE POWER EQUIPMENT 48 - FEDERAL AVIATION ADMINISTRATION
31556-011-00 GE AVIATION SYSTEMS LLC 48 - FEDERAL AVIATION ADMINISTRATION
31556-011-00 SAFRAN POWER USA, LLC -