This procurement is for a one-year Indefinite Delivery Contract for Filter Elements, with an aggregate order ceiling of $350,000 and a guaranteed minimum quantity of 93 units. The contract term is one year or until the $350,000 total is reached, with an estimated four orders per year. Delivery is required within 85 days after receipt of order, with items shipped to various DLA Depots within and outside the continental United States. Quotes must be submitted electronically by responsible sources. Approved manufacturers are listed for this RFQ.