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- Micron Rating
- Media Type
- NSF 42 Certified
- NSF 53 Certified


The 3M Filtrete 3US-AF01 Replacement Water Filter is an undersink water filter designed to fit the 3M Filtrete 3US-AS01 & 3US-PS01, and Whirlpool WHCF-SUF & WHCF-SUFC water filtration systems. The 3US-AF01 filter has been NSF/ANSI tested and certified for the reduction of chlorine taste and odor in drinking water, and can also filter out sand, soil, silt, rust, and sediment. The 3US-AF01 filter is a genuine 3M Filtrete product and replaces previous part number WHCF-SRC.
3M Filtrete 3US-AF01 Replacement Water Filter Specifications:
- Micron Rating: 5
- Flow Rate: 2.0 GPM
- Operating Temp: 40-100 F
- Dimensions: 10 7/16 inches x 3 3/16 inches
- No tools required for filter change
- Capacity: 2,000 gallons or 6 months
- Filtrete Systems equipped with an internal shut-off valve
The 3M Filtrete 3US-AF01 is the correct replacement water filter cartridge for the following filtration systems:
- 3M Filtrete 3US-AS01
- 3M Filtrete 3US-PS01
- Whirlpool WHCF-SUF
- Whirlpool WHCF-SUFC