51111-4770T OIL SIGHT GLASS WITH O-RING 1 INCH "NO RED DOT"
51111-4770T Oil Sight Glass is the older series oil sight glass with "NO RED DOT" in the center of the oil sight glass.
This 51111-4770T Sight Glass is approximately 1 inch in diameter and this oil sight glass has a "Rubber O-Ring" that fits snugly at the top of the thread line.
If your Oil Sight Glass has the small red dot and is approximately 15/16 inch in diameter with a flat rubber gasket then you will need to order the 51111-4770 Oil Sight Glass.
This Sight Glass was used on the P series PS25, PV05A, PT03A was used on various brands of air compressors manufactured by Wood Industries including both electric and gas powered oil lubricated single stage air compressor, 2 stage air compressors, portable air compressor, direct drive compressors and stationary air compressors as well as many oil free hand carry air compressors.
The 51111-4770T Oil Sight Glass was used on air compressors privately labeled under any of the following brands from Wood Industries including Iron Horse Air Compressors, Eagle Air Compressors, and MAXair Industrial Air Compressors.