Collins Data Base Unit DBU-4000 P/N 622-9865-001 from $104.75 Qty. Add to Cart This item is a recurring or deferred purchase. By continuing, I agree to the cancellation policy and authorize you to charge my payment method at the prices, frequency and dates listed on this page until my order is fulfilled or I cancel, if permitted. Condition: UsedCondition Description: as removed Manufacturer Part Number: 622-9865-001 Qty available: 1 Tweet