This standard covers rubber gasketed fittings intended for assembling sections of pipe in fire protection systems, for example, couplings to attach pipe sections end to end, and side outlets to attach pipe sections at right angles.
The products covered by this standard are intended for use in fire protection service as outlined by the following Standards of the National Fire Protection Association:
a) Installation of Sprinkler Systems, ANSI/NFPA 13;
b) Installation of Standpipe, Private Hydrant, and Hose Systems, ANSI/NFPA 14;
c) Water Spray Fixed Systems for Fire Protection, ANSI/NFPA 15; and
d) Installation of Private Fire Service Mains and Their Appurtenances, ANSI/NFPA 24.
The joints formed with the use of fittings covered by this standard prevent separation under pressure.