Boeing Lockwasher P/N 66-12156-18 (Lot of 4) from $22.86 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: New other (see details)Condition Description: NS - sold as lot of 4 Manufacturer Part Number: 66-12156-18 Qty available: 1 Tweet