6000 psi maximum service pressure and outlet pressure rating.
1/4″ NPT M/F ends.
-100 degrees F minimum operating temperature.
1.5″ x 7/8″
Brass (finish appearance is silver due to nickel plating for surface protection).
84 grams (choosing Aluminum over Brass is simply a weight and surface corrosion issue for the other spec’s are identical).
Time to fill a 50 CF tank to 2250 psi with 2250 psi upstream pressure:
apx 3 minutes (.047′ size)
apx 4 minutes (.032″ size)
apx 4.5 minutes (.025″ size)