Sight Glass, Refrigeration, A/C, With Moisture Indicator, 1/4 M x FM Flare
SIGHT GLASS Sight Glass / moisture indicator specifications include: variety of fitting types (Male Flare SAE, Male/Female Flare SAE, and Sweat ODF), unit sizes range from 1/4 to 7/8, construction plated steel, copper and brass fittings, and designed to piece with o-rings.