Allied Signal Interface Board P/N 11640-1 from $65.55 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: RemanufacturedCondition Description: repaired Manufacturer Part Number: 11640-1 Qty available: 1 Tweet