CPI Aerostructures said the purchase order from the Defense, Space and Security business unit of Boeing is worth $12.7 million and is the company's first business order of 2012.
The A-10 is a close air support aircraft armed with a 30mm Gatling gun and Sidewinder missiles.
Boeing is producing more than 200 enhanced wings for the A-10 and CPI has received orders for 117 assemblies for the wing replacement program.
CPI said its contract with Boeing for structural assemblies for 242 enhanced wings is worth an overall $84 million.
No delivery timeline was given for the new order.
In other company developments, CPI reported business orders from its customers last year amounted to about $83.6 million. Orders in the previous year were worth $61.7 million.