Part Number: USSPS321, Weight: 2, Manufacturer Part Number:PS-321, Seal Head Figure: E, Seal Head Outside Diameter: 3.5, Seal Head Operating Height: 2.75, Mating Ring Figure: 3, Mating Ring Outside Diameter: 3.5, Mating Ring Thickness: 0.625, Material Codes: V/BCFKF, Inside Diameter: 3.5, Mating Ring Design: O-Ring, Elastomers Material: Viton or Buna
| Elastomers Material | : | Viton or Buna |
| Inside Diameter | : | 3.5 in |
| Mating Ring Design | : | O-Ring |
| Mating Ring Outside Diameter | : | 3.5 in |
| Mating Ring Thickness | : | 0.625 in |
| Seal Head Outside Diameter | : | 3.5 in |