HP21L8-18WB vs SF9021-8-18UW
Source: sfi_cross_reference_2025 cross-referenceSourced
Manufacturer
Hy-Pro
Swift Filters
Outer Diameter (in)
1.735
1.735
Inner Diameter (in)
1.025
1.025
Length (in)
8.18
8.18
Micron Rating
18
18
Media Type
Wire Mesh
Nominal Screen
Media Description
Stainless steel wire mesh
—
Seal Material
Nitrile (Buna)
Nitrile (Buna-N)
Collapse (PSID)
3000
3000
Beta Ratio
200
—
Min Temp (°F)
-45
—
Max Temp (°F)
225
—
Series
HP21L
—
Values matchValues differ—Data not available
About This Comparison
This page compares Hy-Pro HP21L8-18WB and Swift Filters SF9021-8-18UW using verified manufacturer specifications from the VerifiedFilters database. A cross-reference record exists between these parts, sourced from sfi_cross_reference_2025. Specifications shown are traced to manufacturer documentation. Always verify dimensional and performance compatibility before substituting filters in critical applications.