Curtis Pipe Thread Drain Valves

Description

NOTE: Thread size column lists pipe thread (NPT), not measured thread. Quick opening brass drain valve for aircraft oil or fuel systems. A slight twist opens valve. No safety wire needed in closed position. FAA approved. TSO-C76 Approved. Note: FAA Approval applies to fuel applications only. NOT FAA Approved for oil applications.Curtis Superior Valve is experienced in valve design and can help solve your valve problems. In most cases a standard Curtis Superior Valve will do the job. Or possibly a slight modification of a production unit will answer a specific problem. We will be glad to give you any assistance you may require with your Quick Drain Valve application.MAINTENANCE / CMMCurtis Superior Valves are designed for installation in a standard NPT port for NPT threaded valves or an AND-10050 stlye port for UNF threaded valves. Use a sealant on NPT threaded valves or a fuel resistant o-ring of the proper size for UNF threaded valves. Refer to aircraft manufacturers torque specifications for the aircraft in which it is being used. Curtis Superior Valves require no special maintenance. Keep them reasonably clean and replace according to the prescribed synthetic rubber maintenance schedule for the aircraft in which they are used or 10 year usable life per Curtis Superior Valve whichever occurs first. Curtis Superior Valves cannot be OVERHAULED. Replace the entire valve per the maintenance schedule of the aircraft in which it is used or usable life per Curtis Superior Valve should it begin to leak. OVERHAULDue to the low replacement cost of Curtis Quick Drain Valves versus the cost of replacement seals, breakage of seals in overhaul installations and labor costs, it is not recommended they be overhauled. Replace the entire valve in accordance with the instructions in MAINTENANCE above or should they begin to leak.MATERIAL A Aluminum AA Anodized Aluminum B Brass BC Brass Cadmium Plated SS Stainless Steel Use Curtis Fuel Sampling Cup P/N CCA-39680 (05-17300) for Fuel Testing Field Replaceable O’Rings TSO C76 approval from the FAA Valve Number Valve Thread Spec. CCA-1800 1/8 ANPT CCA-1900 1/4 ANPT CCA-2000 3/8-24 UNF-3A CCA-2100 7/16-20 UNF-3A FUEL VALVE & MANUFACTURERS CROSS REFERENCE Curtis Part Number Auto ValvePart Number Saf-Air Part Number Curtis Stem Seal O’Ring Mounting O’Ring CCA-1800 BJ1000AS1MY CAV-110 MS29513-007 None Req. CCA-1900 BJ1000AS1MX CAV-160 MS29513-007 None Req. CCA-2000 1100B52Z CAV-180 MS29513-007 MS29513-011 CCA-2100 1100B52Z-G CAV-170 MS29513-007 MS29513-012