KFAFK0312LRG Filter Replacement for Carrier/Bryant/Trane/Payne Furnaces

The part number KFAFK0312LRG (or 317659-403) is a 19.75×21.5×1 size filter that fits the following models:

Carrier Models:

FE4, FY4, FA4, FX4, FB4, FV4, FK4, FC4, FH

Trane Models:

TWE060D150, EX1000, FXDNF031, FX4DNB031,
FX4DNB037, FX4DNB043, FX4DNF037, FX4DNF043

Payne Models:

PF1MNC036, PF1MNC037, PF1MNC042, PF1MNC043, PF1MNC048, PF1MNCO49

OEM Filter Option

OEM stands for Original Equipment Manufacturer and means that the part is the same as originally supplied with the air handler. By buying an OEM filter you can guarantee that you will not run into any issues with incorrect flow or fitment like you may find with aftermarket filters.

The KFAFK0312LRG OEM filter is a washable and re-usable filter and they typically last a couple years of regular bi-monthly cleaning before needing to be replaced.

Bryant/Carrier/Payne Fan Coil Filter KFAFK0312LRG - 19 3/4 x 21 1/ 2 x 1

Check Price
as of July 18, 2024 7:30 pm


  • Pack of 2
  • 19-3/4 x 21-1/2 x 1
  • Metal Frame

Bryant/Carrier/Payne Fan Coil Filter KFAFK0312LRG Features: OEM - Original Factory Replacement Blue Hog Hair style with metal frame  Washable Package of 2 reusable filters Specifications: Nominal Dimensions: 19 3/4" x 21 1/2" x 1" Actual Dimensions: 19 3/4" x 21 1/2" x 7/8" For Models FV4, FK4, FC4, FB4, FA4, FH4 Fits the following model air handlers - FA48NF048, FA4ANF042, FA4BNC042, FA4BNC048, FA4BNF042, FA4CNC042, FB4ANF048, FC4BNB054, FC4BNF042, FC4CNF048, FK4CNF003, FK4DNF005, FV4ANF003, FV4ANF005, FV4BNF003, FX4BNF042, FX4CNF042, FX4CNF048, FYANF042

Leave a Reply