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Rare complete technical drawing package from Aérospatiale, Toulouse — Concorde project code DTO/PL AT1. This is the full working blueprint for the Nosewheel Brake Lever Assembly — the cockpit control lever used to operate Concorde\'s nosewheel brakes on the ground.
Dimensions 84 x 60 cms.
✅ Large-format folded blueprint — red line drawing on heavy technical paper
• ✅ Handwritten parts list sheet — complete breakdown of every component
• ✅ Revision/amendment sheet — showing updates and design changes
📋 Key Details
• Part Number: 35.491.300
• Title: Équipement Prises Barres de Freins AV — Nosewheel Brake Lever Assembly
• Project: Concorde — DTO/PL AT1
• Manufacturer: Aérospatiale / SNIAS, Toulouse
• Original Date: 9 June 1971 — Signed by draftsman \"Marquet\"
• Revision Date: 9 November 1976 — Updated label definition by \"Fraysse M.\"
• Scale: 1:5
• Drawing Reference: D.E. 004320 / AMILART
📖 What\'s Shown
• Full technical cross-section of the brake lever assembly
• Complete parts breakdown — brackets, shims, cover plate, gauge housing, strain gauges, wiring, connectors, fasteners
• Label specification — \"BRAKE BAR ASSY FWD\" — Aérospatiale part code plate
• Cabling, heat-shield, paint and adhesive specifications
• Strain gauge mounting details — showing this was an instrumented test version used during development
🕰️ Historical Context
• Dated June 1971 — Concorde\'s pre-production flight-test phase
• Revised November 1976 — just months after Concorde entered commercial service
• These drawings were internal company property — never intended for public release, making them scarce and highly collectable
• The nosewheel brake lever was a critical cockpit control — essential for ground manoeuvring and braking at the world\'s busiest airports
📸 Condition
• Original folded technical paper — shows natural age patina
• Clear, legible — all part numbers, signatures and dates perfectly readable
• Folded as issued — no tears or major damage
