LUMIGLAS® LSQ-075-B Brass Observation Port
LUMIGLAS® LSQ-075-B — 3/4″ NPT brass observation port rated to 50 PSI & 500°F. Precision-machined CW614N body, standard glass lens. Ideal for HVAC, water treatment & food processing lines.
Lumistar Special Glass Technology Co., Ltd.
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LUMIGLAS® LSQ-075-B — 3/4″ NPT brass observation port rated to 50 PSI & 500°F. Precision-machined CW614N body, standard glass lens. Ideal for HVAC, water treatment & food processing lines.

The LUMIGLAS® LSQ-075-M400 is a 3/4″ NPT inline observation port machined from Monel® 400 (UNS N04400) with a fused quartz lens rated to 1832°F (1000°C). Specified for industrial furnaces, kilns, sintering equipment & high-temperature reactors. ANSI B16.5 reference. Datasheet available.

LUMIGLAS® LSQ-075-S — SS316 observation port with borosilicate glass lens, rated to 50 PSI & 1000°F / 538°C. 3/4″ NPT. Ideal for chemical, pharma & high-temp process lines.