The union representing Costco Wholesale Corp. workers reached a new tentative agreement with the retailer, avoiding for now a strike by thousands of employees.

Costco and the Teamsters union came to a tentative contract agreement, averting a scheduled strike by its 18,000 union members in 56 stores.

Costco and the Teamsters union have reached a tentative agreement on a new contract, avoiding a strike, the union said Saturday.