Bell & Gossett 113055 Model No. 4V, 1/8 in

Bell & Gossett 113055 Model No. 4V, 1/8 in Coin Operated Air Vent (Male Threaded), 1/8 in, Coin Operated, Model 4V Nominal Size, MNPT Connection, 150 psi Working, 250 deg F, Brass, 5/8 in W x 5/8 in H, 1/8 in, MNPT, 150 psi