NPT Sights for H2S Service | Encole
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NPT Sights for H2S Service

NPT-threaded sight glasses specifically designed for hydrogen sulfide, H2S sour refinery process. These sight windows are designed for continuous operation up to 800 F and 3000 psi in the H2S environment. Connections are standard NPT male fittings. A sapphire window is sealed into the housing with an all-metal seal. This sight glass has a long working life under severe temperature swings.

Encole

NPT-Threaded Sapphire Sight Glasses for H2S Service

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Specifically designed for Hydrogen Sulfide, H2S service at high temperature, these sight windows are an ideal choice for use in sour refinery process. A sapphire window is sealed into the housing with an all-metal seal.
Aperture Dia. Thread Max Operating Pressure Housing Material Max Operating Temp. Window Material Mfg P/N Encole P/N Price
0.77 inch NPT 1 210 bar Alloy 718 490 C Sapphire 100735 771E501 $ 4867.00 per package of 2
1.16 inch NPT 1-1/2 190 bar Alloy 718 490 C Sapphire 100736 771E502 $ 5157.00 per package of 2
1.66 inch NPT 2 190 bar Alloy 718 490 C Sapphire 100737 771E503 $ 5962.00 per package of 2
2.00 inch NPT 2-1/2 135 bar Alloy 718 490 C Sapphire 100738 771E504 $ 6984.00 per package of 2
2.42 inch NPT 3 135 bar Alloy 718 490 C Sapphire 100739 771E505 $ 7952.00 per package of 2

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