(a) Description. A definite-quantity contract provides for delivery of a definite quantity of specific supplies or services for a fixed period, with deliveries or performance to be scheduled at designated locations upon order.

(b) Application. A definite-quantity contract may be used when it can be determined in advance that-

(1) A definite quantity of supplies or services will be required during the contract period; and

(2) The supplies or services are regularly available or will be available after a short lead time.