SAE Straight Thread Sight Glass, Quartz Window, 17-4PH Steel Housings
Sight window with SAE straight threads for sealing with an O-ring. For visual inspection, machine vision, laser sensors, in use with all common hydraulic oils, refrigerants, pharmaceutical processing equipment, paper & pulp plants, marine exterior, oil wells, feedwater heaters. Resists most oxidizing acids and salt sprays.17-4PH housing has a finish of 32 RMS providing smooth surfaces reducing residues or particle contaminants. Quartz window is sealed into the housing with non-outgassing quartz-filled bond forming a single-piece part. This sight glass has a long working life under severe temperature swings and prolonged exposures to UV light. Required port to ISO 11926-1 (SAE J1926-1). Male boss conforms to: MS16142 for use with O-ring AS568A. The O-ring is sold separately.
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