1620 Aircraft Landing Gear Components 1650 Aircraft Hydraulic, Vacuum, and System Components Includes: Shock Struts and Components; Installation Elements, Notes: This class includes only those such as Torsion Bars, Vibration Links, components specifically designed for Drag Struts; Landing Gear Trunions, aircraft use. Axles and Shimmy Dampeners; Includes: Hydraulic and Pneumatic Specially designed hydraulic power Accumulators, Pumps, Motors, steering system components. Actuating Cylinders, and Filters; Excludes: Mounting Braces and Boots; Fluid Type De-icing Mounting Plates permanently installed Pumps, Valves and Filters; Vacuum on aircraft (FSC 1680); Landing System Oil Separators; Pneumatic Wheels, Skis, and Floats (FSC 1630); Pressurization Equipment other than Wheel Brakes and Wheel Brake that for pressurizing cabins and Cylinders (FSC 1630). compartments. Excludes: Jet Engine Hydraulic Components (FSC 2840); Valves 1630 Aircraft Wheel and Brake Systems specifically designed for air Includes: Skis; Floats; Tracks; Landing conditioning, heating, ventilating, cabin Wheel Skid Detectors; Valves pressurizing, and thermal de-icing specifically designed for use with (FSC 1660); Valves specifically hydraulic or pneumatic wheel and designed for use with Aircraft Engines brake systems; Helicopter Rotor Brake (FSC 2840); Guided Missiles and System Components. Guided Missile Engines (FSC 1338), Landing Gear (FSC 1620), Wheel and Excludes: Landing Gear Axles (FSC Brake System Components (FSC 1620). 1630); Oxygen Breathing System Components (FSC 1660); In-flight Refueling System Hydraulic 1640 Aircraft Control Cable Products components (FSC 1680); Specifically Notes: Wire rope, with attachments or designed hydraulic power steering terminations and pulleys, used in system components (FSC 1620). aircraft control applications, will be classified in this class. Includes: Wire Rope; Single Leg Wire Assemblies; Wire Strands; Control Pulleys; Turnbuckle Lock Clips and other wire rope attachments and terminations. Excludes: General use Chain and Wire Rope (FSC 4010); general use Pulleys (FSC 3020); general use Miscellaneous Hardware (FSC 5340); general use Fittings for Rope, Cable and Chain (FSC 4030).
1620 Aircraft Landing Gear Components Includes: Shock Struts and Components; Installation Elements, such as Torsion Bars, Vibration Links, Drag Struts; Landing Gear Trunions, Axles and Shimmy Dampeners; Specially designed hydraulic power steering system components. Excludes: Mounting Braces and Mounting Plates permanently installed on aircraft (FSC 1680); Landing Wheels, Skis, and Floats (FSC 1630); Wheel Brakes and Wheel Brake Cylinders (FSC 1630). 1630 Aircraft Wheel and Brake Systems Includes: Skis; Floats; Tracks; Landing Wheel Skid Detectors; Valves specifically designed for use with hydraulic or pneumatic wheel and brake systems; Helicopter Rotor Brake System Components. Excludes: Landing Gear Axles (FSC 1620). 1640 Aircraft Control Cable Products Notes: Wire rope, with attachments or terminations and pulleys, used in aircraft control applications, will be classified in this class. Includes: Wire Rope; Single Leg Wire Assemblies; Wire Strands; Control Pulleys; Turnbuckle Lock Clips and other wire rope attachments and terminations. Excludes: General use Chain and Wire Rope (FSC 4010); general use Pulleys (FSC 3020); general use Miscellaneous Hardware (FSC 5340); general use Fittings for Rope, Cable and Chain (FSC 4030). 1650 Aircraft Hydraulic, Vacuum, and System Components Notes: This class includes only those components specifically designed for aircraft use. Includes: Hydraulic and Pneumatic Accumulators, Pumps, Motors, Actuating Cylinders, and Filters; Boots; Fluid Type De-icing Pumps, Valves and Filters; Vacuum System Oil Separators; Pneumatic Pressurization Equipment other than that for pressurizing cabins and compartments. Excludes: Jet Engine Hydraulic Components (FSC 2840); Valves specifically designed for air conditioning, heating, ventilating, cabin pressurizing, and thermal de-icing (FSC 1660); Valves specifically designed for use with Aircraft Engines (FSC 2840); Guided Missiles and Guided Missile Engines (FSC 1338), Landing Gear (FSC 1620), Wheel and Brake System Components (FSC 1630); Oxygen Breathing System Components (FSC 1660); In-flight Refueling System Hydraulic components (FSC 1680); Specifically designed hydraulic power steering system components (FSC 1620).