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ASSE 1052

Performance Requirements for Hose Connection Backflow Preventers

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Organization: ASSE
Publication Date: 3 May 2016
Status: active
Page Count: 24
scope:

Description

A hose connection backflow preventer shall consist of two independent checks, force loaded or biased to a closed position, with an atmospheric vent located between the two check valves, which is force loaded or biased to an open position, and a means for attaching a hose.

Size Range The device shall have male hose threaded outlets sized ½ NPHS, ¾ NPHS or 1 NPHS. Hose threads shall conform to Standard ANSI/ASME B1.20.7. Inlets with hose threads shall be provided with a non-removable feature.

Pressure Range The devices shall operate at pressures from 0 psi (0 kPa) to 125.0 psi (861.9 kPa). 

Temperature Range The devices shall operate at temperatures from 33.0 °F (0.6 °C) to 140.0 °F (60.0 °C). 

Repairability Devices shall be repairable

Document History

ASSE 1052
May 3, 2016
Performance Requirements for Hose Connection Backflow Preventers
Description A hose connection backflow preventer shall consist of two independent checks, force loaded or biased to a closed position, with an atmospheric vent located between the two check valves,...
February 1, 2004
Performance Requirements for Hose Connection Backflow Preventers
Description This device is designed to be installed on the discharge side of a hose threaded outlet on a potable water system. This two-check device protects against backflow, due to backsiphonage...
December 1, 1993
Performance Requirements for Hose Connection Backflow Preventers
A description is not available for this item.
January 1, 1993
Performance Requirements for Hose Connection Backflow Preventers; Errata 2/28/94
A description is not available for this item.

References

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