Boeing 10-60495-1 Airesearch 321464-2-1 540742-4-1 Air Valve Assy from $110.75 Qty. Add to Cart Condition: UsedCondition Description: as removedAlt P/N 321464-2-1, 540742-4-1Manufacturer Part Number: 10-60495-1 Qty available: 1 Tweet