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" Sightglass for Puma Compressors
Brand new 1" Puma Oil Sight Glass. This sight glass with a pre-installed o-ring and is an OEM replacement part for Puma air compressors. This is a high-quality replacement sight glass that comes with the o-ring pre-installed. There is a red circle mark on the center of the sight glass to show you your oil level, and it is very easy to read. This is the newer metal version that will also replace the older all-plastic version as long as it has 1" straight threads (which measure about 1-1/4" in diameter).
Features and Specifications:
• Brass Construction
• 1" Straight Threads (Measure about 1-1/4" in Diameter)
• O-Ring Included and Pre-Installed
• Red Oil Level Marking