1-321-802-5889

NSN 1560-01-211-3917

Aircraft Retractable Step Assembly

About this product

C/o 4 pin, 1 upper stairlader assy, 18 track roller support, 10 travel stop, 1 lower structure assy, 2 translating carriage, 2 stop, 2 strut, 18 bearing, misc hardware; nha l3011700.

Manufacturer part number L3011740-021 for national stock number 1560012113917.

Datasheet

  • Product description

    Aircraft Retractable Step Assembly NSN 1560-01-211-3917.

  • MPN or Model

    L3011740-021

  • Schedule B
    8803.90.9060 (Other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites))
  • Unit Weight (Est.)
    425 lb
  • Aircraft Location
    Complete crew entry stairladder
  • Aircraft Mission Design Series
    B-1b
Aircraft Retractable Step Assembly

An item having antiskid steps mounted on a retractable supporting frame attached within the aircraft fuselage. The step assembly extends from the aircraft for crew boarding and is retracted into the airframe for flight. Excludes ladder (1), aircraft boarding.

Mechanic Bill explains Aircraft Retractable Step Assembly

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NSN 1560012113917

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
L3011740-021 Boeing Company, The
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