Popular comparisons
O-Ring Part Number: WHKF-C8 Replacement O-Rings for the following Whirlpool filter housings that use a 2.5 inch cartridge (WHKF-DWH, WHKF-DWHV, WHCF-DWHV, WHCF-DUF, and WHKF-DUF) O-Ring Dimensions: 3.48 inch inside diameter, 0.14 inch thickness, 3.72 inch outside diameter. Package contains three (3) o-rings (also called gaskets or seals). Molded from NSF 61 certified buna-n rubber for safe and clean drinking water. Captain O-Ring - Replacement WHKF-C8 O-Rings (3 Pack) O-Ring Part Number: WHKF-C8 Compatible With Whirlpool: WHKF-DWH, WHKF-DWHV, WHCF-DWHV, WHCF-DUF, WHKF-DUF filter housings O-Ring Inside Diameter: 3.48 Inch (about 3-1/2") O-Ring Outside Diameter: 3.72 Inch (about 3-3/4") O-Ring Thickness: 0.14 Inch (slightly over 1/8") Package Quantity: 3-Pack Material: Buna-N (NSF61 Certified - for safe/clean drinking water)
The catalog often lists the same model at several merchants — worth a price check before you buy.
| O-ring part number | WHKF-C8 |
| Inside diameter | 3.48 inches (approx. 3 1/2 inches) |
| Outside diameter | 3.72 inches (approx. 3 3/4 inches) |
| Thickness | 0.14 inches (approx. 1/8 inch) |
| Material | Buna-N (NSF 61 certified) |
| Package quantity | 3 O-rings |







