BILLERICA, Mass. (AP) — American Science and Engineering Inc., which makes X-ray inspection systems, said Monday it received a $34.9 million order for vehicle screening systems used at border crossings.

The company did not disclose the source of the contract. The company said its Z Portal screening systems would be used "by officials at multiple border crossings," to inspect cars and trucks at checkpoints.

American Science and Engineering has previously reported contract awards from the Department of Homeland Security.

Shares of American Science & Engineering Inc. rose 72 cents, or 1.2 percent, to close at $60.41.