OPW 476SA-0150 1/2 in. MNPT Aluminum Vacuum Breaker w/ Stainless Steel Internals, Fluorocarbon Seal

Description

OPW’s 476SA-0150 is a 1/2 in. male NPT vacuum breaker that is fitted with fluorocarbon seals and operates at 1-2 kPA. Vacuum breakers ensure quick draining of piping systems, and the fit into top loading valves or the suction side of pumping systems that must drain quickly and completely.
Note: The most common usage is on OPW top loading arms or with DM100 series discharge manifold for truck mounted applications.

Features

Constructed from aluminum with stainless steel internals
Seal is low temperature fluorocarbon
Opens at 1/2 kPa vacuum (gravity draining systems) – Orifice equal to 6 mm. dia. Hole
Spring loaded poppet opens at a set pressure to allow air into the high section of the system and removes any vacuum that may ‘hang-up’ a liquid column

Specifications

Model: 476SA-0150
: Vacuum Breaker Valve
Size: 1/2 in. Male NPT
Material: Aluminum with Stainless Steel Internals
Seal: Low-Temp. Fluorocarbon
Cap: Polyurethane
Pressure: 1 – 2 kPa
Weight: 0.31 lbs. (0.14 kg.)