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NFF Series

Reverse Flow Gas Filter Cartridges
Micron Ratings: 0.3 & 0.1
Temperature Min/Max °F: -60 - 240
Models: NFF12R - NFF372R1
Manufacturer: Nowata

NFF Series Cartridges are designed to coalesce extremely fine liquid aerosols, including lubricating oil downstream of a compressor, in reverse flow (inside out) applications. Extremely durable, these cartridges can withstand over 75 PSI differential pressure in either direction.


  • NFF-36 cartridges are 3- 5/16" OD x 2" ID x 36" long. NFF-336 cartridges are 4-1/2" OD x 3" ID x 36" long.
  • Other lengths available include: 12", 24", 36" and 72".
  • Molded fiberglass tube is made from compressed glass fibers bonded with inert phenolic binders.
  • Heavy-duty spiral-locked center core supports the fiberglass tube and protects against collapse at high differential pressures.
  • Maximum operating temperature: 240° F.
  • Metal end caps with Buna gaskets.
  • Recommended change-out differential: 15 PSI.


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NFF Series - Gas Filter Cartridges

Nowata Gas Filter Brochure