Quick Connect Filter, For Use With 8000 Series Filter, Reduces Scale, Sediment, Micron Rating 5 micron, Flow Rate 1.5 gpm, Diameter 3 1/4 in, Overall Height 13 in, Service Life 4,800 gal, Filter Media Carbon, Maximum Temperature 100 Degrees F, Application Cold Beverage, Standards CFR-21, NSF, Series 3M CFS, Compatible Mfr. Model Number CFS6720S, CFS7720S, Compatible with Grainger Part Number 1RWJ9, 1RWK3, Connection Size 3/8 in