I spoke to a REAL person when I called that was polite and knowledgeable of their product. The motor seems to be great quality and it works great! Highly recommend, will buy from them again if I need air compressor parts.
1/4" NPT x 3" Inch Long Solid Brass Nipple Extension 117C3
Use this 1/4" x 3" solid brass nipple extension for grease, fuels, LP and Natural gas, refrigeration, instrumentation, and hydraulic systems. For use with brass, bronze, copper, steel, aluminum, and iron pipes. Operating pressure up to 1200 PSI. Meets specifications and standards of ASA, ASME, and SAE.
Features
• Pressure: 1200 PSI Max
• Temperature range: -65°F to +250°F (-53°C to +121°C)
• Vibration: Fair resistance
• Tolerance: +/- .02
• Meets specifications and standards of ASA, ASME, and SAE
• Contains lead