Esco OSG High Temp. 3 Oz.
info sheet:
High Temperature Oil Sight Glass 3 Oz. is your answer when radiant heat from nearby equipment or unusually high operating temperatures exceed the safe use of the Legacy Oil Sight Glasses.
Vertical Style, the Pyrex Glass and Teflon End Caps allow for operating and environmental temperatures up to 450 degrees F. So even under extreme temperature conditions, you will still be able to visually monitor the oil qualities and expel water contamination.
Maximum pressure rating of 200 PSI.
Available in 1/2 " , 3/8 " and 1/2 " connections. Optional Stainless Steel connections.