Set of 4 Original Collins Radio Shockmounts Type 350X1 (FAA-TSO-C6b, P/N 522-0240, serials ~5208 range, MCN 484842)!
Rare vintage avionics mounts from Collins Cedar Rapids (Iowa), excellent condition—perfect for mounting radios (51R, 51V, 618T series) in Beech Super 18 (E18S/G18S/H18), Cessna twins (310/340/421), Piper Apaches/Aztecs, or experimental/warbird restorations! Aluminum square frames ~6–7”, corner gussets, mounting holes, crisp black TSO labels intact (see photos + ruler for scale/condition proof—no damage, taped as set).
Verified:
• Manufacturer: Collins Radio Company
• Type: 350X1 Shockmount
• FAA-TSO: C6b
• P/N: 522-0240
• Serial/MCN: 5200 range / 484842
Authentic originals—save huge vs reproductions! Sold as-is vintage avionics set. Questions? Message me!
