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PS-4321
U.S. Seal MFG. PS-4321 PS Pump Seal. Size: 1.250", Type C- Equal to John Crane Type 21, 1.875" Bore O-Ring Mating Ring. Silicon Carbide Primary Ring, Silicon Carbide Mating Rings, AFLAS Secondary Seals, Stainless Steel Metal Parts & Stainless Steel Springs. See pdf for full OEM Pump Compatibility.
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PS-4321
U.S. Seal MFG. PS-4321 PS Pump Seal. Size: 1.250", Type C- Equal to John Crane Type 21, 1.875" Bore O-Ring Mating Ring. Silicon Carbide Primary Ring, Silicon Carbide Mating Rings, AFLAS Secondary Seals, Stainless Steel Metal Parts & Stainless Steel Springs. See pdf for full OEM Pump Compatibility.
| Elastomer | AFLAS |
| Head / Fittings | Type C- Equal to John Crane Type 21 |
| LIQUIFRAM™ Size | 0 |
| Metal Parts | Stainless Steel |
| Other Factors | 1.875" Bore O-Ring Mating Ring |
| Part Type | Mechanical Seal |
| Product Notes | 316SS |
| Quick Specs | PS Pump Seal |
| Rotary | Silicon Carbide |
| Seal Code | XLFLF |
| Size | 1.250" |
| Spring | Stainless Steel |
| Stationary | Silicon Carbide |
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