These Curtis quick drain valves are designed to accept a locking device that will prevent tampering and the theft of fuel. FAA TSO-C76 approved. the quick drain security system is available in sets of 2, 4, or 6 quick drain valves, and each valve comes with a lock. Included in each set are two master keys and a fuel sampling cup. The dash number on the model numbers below indicates the number of valves and locks included. |
Please note, Aircraft Spruce Canada's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Canada assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Per the supplier: Yes, the valve can be installed on a certified aircraft but the locks are for ground use only and must be removed before flight.