These quality Peep Sights have standard NPT male pipe threads.
The Hi-Temp Nickel Plated Peep Site (Service up to 1600°F) has a standard NPT male pipe thread. Each unit is carefully assembled with a quartz lens and grafoil gaskets. The quartz lens is suited for a maximum intermittent operating temperature of 2048°F, and continuous operating temperature of 1600°F. Each unit is carefully assembled with a quartz lens and grafoil gaskets.
The housing of the units is available in Stainless Steel or Carbon Steel with Nickel plating. Each unit is carefully assembled with a
quartz lens and grafoil gaskets. (Some sizes of
Blue Vycor lenses may be available upon request)
The Quartz Lens is suited for a maximum intermittent
operating temperature of
2048°F and continuous operating temperature of 1600°F, and allows for optical pyrometer checking of the flame or operation of vessel.
The lens can easily be removed for cleaning or replacement.
Standard stocked units range in size from 1/2″ to 2″.
Glass Options |
Code Number |
Thickness |
Max. Int. Temp. |
Max. Con. Temp. |
Quartz Clear Glass |
Q |
1/4” |
2048F |
1600F |
NOTE: Temperature ratings apply only for the operating conditions of the glass. Ratings for housings vary on type of steel.