The Wacker Neuson Gasket is a genuine OEM component designed for PTS4V 4-inch centrifugal trash pumps and the extensive PS4 and PSC4 series submersible pump families. As a direct factory replacement, this gasket maintains the tight sealing tolerances required to keep pump housings leak-free across the full range of compatible configurations. It fits multiple voltage and horsepower variants within the PS4 lineup — including PS4-3703, PS4-5503, PS4-7503HH, PS4-7503HF, PS4-11003HH, and PS4-11003HF models — as well as PSC4 three-phase submersible pump configurations. Sourced directly from Wacker Neuson, part number is the correct OEM specification part for these pump families.
Key Features
- OEM Sealing Integrity — Manufactured to Wacker Neuson's original material and compression specifications, ensuring the gasket seats and seals correctly under operating pressure.
- Drop-In Housing Replacement — Profiles and bolt-hole patterns match the original pump housing interface exactly, allowing straightforward installation without rework or trimming.
- Broad PS4 and PTS4V Compatibility — Verified fitment across PTS4V trash pump variants and the full PS4 submersible range covering 3,703 through 11,003 series models in 220V, 440V, 575V, and 400V/50Hz configurations, plus PSC4 three-phase submersible pumps.
- Leak Prevention at the Housing Joint — A correctly seated gasket is what stands between full pump output and pressure loss or water ingress at the casing joint; a worn gasket causes flow drop and can accelerate seal and bearing wear.
- Fluid Containment Safety — In submersible pump applications, a failed gasket can allow water into the motor housing, creating electrical hazard risk; replacing on schedule with the correct OEM gasket keeps the pump operating safely in submerged environments.
A gasket in a pump assembly creates a compression seal between two mating housing surfaces — typically at the volute casing, pump cover, or motor housing joint. It prevents fluid from bypassing the impeller or leaking externally at these joints, which is critical for maintaining discharge pressure and flow rate. When a gasket deteriorates, cracks, or is improperly compressed, the pump loses efficiency, may fail to prime, or allows fluid into areas of the machine that can cause serious mechanical or electrical damage.
Part Details
| Part Number | 5000053389 |
|---|---|
| Old Part Number | 0053389 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 100mm/4in Centrifugal Trash Pu mp | PTS4V | 5000007691, 5000007683, 5000620971, 5100031221 |
| PTS4V(I) Pump | PTS4V(I) | 5000620972 |
| PS4-3703 | PS43703 | 5000008839, 5000008838, 5000009138, 5000009139, 5000008837, 5000008840, 5000008841, 5000008842, 5000009140, 5000009198 |
| PS4-5503 | PS45503 | 5000008850, 5000008851, 5000009144, 5000009145, 5000009202, 5000008849, 5000008852, 5000008853, 5000008854, 5000009146 |
| PS4-7503HH | PS47503HH | 5000008856, 5000008857, 5000009147, 5000009148, 5000009204, 5000008855, 5000008858, 5000008859, 5000008860, 5000009149 |
| PS4-7503HF | PS47503HF | 5000008862, 5000008863, 5000008866, 5000009150, 5000009151, 5000009206, 5000008861, 5000008864, 5000008865, 5000009152 |
| PS4-11003HH | PS411003HH | 5000008868, 5000008876, 5000009153, 5000009154, 5000009208, 5000008867, 5000008869, 5000008870, 5000008877, 5000009155 |
| PS4-1003HF | PS411003HF | 5000008872, 5000008878, 5000009156, 5000009157, 5000009210, 5000008871, 5000008873, 5000008874, 5000008879, 5000009158 |
| 3~Submersible Pumps | PSC42203 | 5000620469 |
| 3~Submersible Pumps | PSC43703 | 5000620470 |
| 3~Submersible Pumps | PSC42303EX | 5000620472 |
| 3~Submersible Pumps | PSC43803EX | 5000620473 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
