Observation Ports, Sight Flow Indicators & Blast Gate Valves | Boiler Supplies Observation Ports & Peep Sites High Temperature Peep Sites
These quality Peep Sites have standard NPT male pipe threads.
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".
The Hi-Temp Peep Sites have standard NPT male pipe threads. 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. (BLUE VYCOR lenses are available upon request, please contact sales for details). The quartz lens allows for visual or 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".
Peep Sites Available in:
Stainless Steel (Service up to 1700°F)
Carbon Steel - Nickel Plated (Service up to 1600°F)
| Part # |
Pipe Size |
Viewing Area |
Description | Weight | Price | Qty | |
|---|---|---|---|---|---|---|---|
| 1/2PSNP | 1/2" | 1/2" | 1/2" Carbon Steel - Nickel Plated Peep Site | 8.00 | $362.95 | Add to Cart Dimensional Chart | |
| 3/4PSNP | 3/4" | 3/4" | 3/4" Carbon Steel - Nickel Plated Peep Site | 8.00 | $395.95 | Add to Cart Dimensional Chart | |
| 1PSNP | 1" | 1" | 1" Carbon Steel - Nickel Plated Peep Site | 8.00 | $426.95 | Add to Cart Dimensional Chart | |
| 1-1/4PSNP | 1-1/4" | 1-1/4" | 1-1/4" Carbon Steel - Nickel Plated Peep Site | 8.00 | $454.95 | Add to Cart Dimensional Chart | |
| 1-1/2PSNP | 1-1/2" | 1-1/2" | 1-1/2" Carbon Steel - Nickel Plated Peep Site | 8.00 | $487.95 | Add to Cart Dimensional Chart | |
| 2PSNP | 2" | 2" | 2" Carbon Steel - Nickel Plated Peep Site | 8.00 | $532.95 | Add to Cart Dimensional Chart | |
| 3PSNP | 3" | 3" | 3" Carbon Steel - Nickel Plated Peep Site | 8.00 | $1,216.95 | Add to Cart Dimensional Chart | |
| 4PSNP | 4" | 4" | 4" Carbon Steel - Nickel Plated Peep Site | 8.00 | $1,308.95 | Add to Cart Dimensional Chart |
| Part # |
Pipe Size |
Viewing Area |
Description | Weight | Price | Qty | |
|---|---|---|---|---|---|---|---|
| 1/2PS-304SS | 1/2" | 1/2" | 1/2" 304 Stainless Steel Peep Site | 8.00 | $398.95 | Add to Cart Dimensional Chart | |
| 3/4PS-304SS | 3/4" | 3/4" | 3/4" 304 Stainless Steel Peep Site | 8.00 | $454.95 | Add to Cart Dimensional Chart | |
| 1PS-304SS | 1" | 1" | 1" 304 Stainless Steel Peep Site | 8.00 | $487.95 | Add to Cart Dimensional Chart | |
| 1-1/4PS-304SS | 1-1/4" | 1-1/4" | 1-1/4" 304 Stainless Steel Peep Site | 8.00 | $526.95 | Add to Cart Dimensional Chart | |
| 1-1/2PS304SS | 1-1/2" | 1-1/2" | 1-1/2" 304 Stainless Steel Peep Site | 8.00 | $549.95 | Add to Cart Dimensional Chart | |
| 2PS-304SS | 2" | 2" | 2" 304 Stainless Steel Peep Site | 8.00 | $610.95 | Add to Cart Dimensional Chart | |
| 3PS-304SS | 3" | 3" | 3" 304 Stainless Steel Peep Site | 8.00 | $1,471.95 | Add to Cart Dimensional Chart | |
| 4PS-304SS | 4" | 4" | 4" 304 Stainless Steel Peep Site | 8.00 | $1,680.95 | Add to Cart Dimensional Chart |
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