Attributes . Couplings impulse tested in accordance with ISO7241-2 for 1,000,000 cycles connected and 100,000 cycles disconnected at 133% of ISO Working Pressure; Couplings impulse tested in accordance with ISO7241-2 for 100,000 cycles connected and disconnected at Maximum Impulse pressure listed; System temperature for Maximum Connect/Disconnect Pressure must not exceed 150?F (65?C); Rated Flow ?P=21.75 PSI . Names