The price was right on the filter but the last 2 I bought had crooked threads and when screwed into the position it was so lopsided it almost did not fit. But it worked so I will give you another try.
Genuine product manufactured by: Guardian Filtration
Length: 9-7/8" Diameter: 5-1/4" Top: Handle Bottom: 2" MPT threaded Replaces popular brand part numbers: Unicel 5CH-402 Filbur FC-2811 Pleatco PJW40SC-F2M Features: 40 sq. ft. of high-quality Filtration Fabric Expansive Flow™ core Alternative filter names: SD-00407, 6540-723, PJW40-SC Used in pools/spas made by: Del Sol Spas, Jacuzzi, Jacuzzi Whirlpool Bath, South Pacific, Sundance Spas & other manufacturers By Guardian Filtration Products • 5H9-190