The Wacker Neuson Gasket is a genuine OEM component designed for the PTS4V centrifugal trash pump series and the broad PS4 and PSC4 submersible pump families. This gasket maintains a fluid-tight seal at critical pump joints, preventing leaks that can compromise pump output and lead to costly service interruptions. Sourced directly from Wacker Neuson, part is an exact-match replacement that installs without modification across a wide range of 4-inch pump configurations. Compatible models span multiple voltage and output ratings — including PTS4V, PS4-3703, PS4-5503, PS4-7503HH, PS4-7503HF, PS4-11003HH, PS4-11003HF, PSC4-2203, PSC4-3703, and PSC4 EX-rated variants.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to Wacker Neuson's compression and material specifications, ensuring the gasket seats and seals correctly at pump mating surfaces without distortion or bypass leakage.
- Direct-Fit Replacement — Matches the original gasket profile and bolt-hole pattern, dropping straight into place on disassembly and reassembly of the pump housing.
- Broad Pump Family Coverage — Confirmed fitment across PTS4V trash pump and PS4 / PSC4 submersible pump series, including standard, high-head, high-output, and explosion-proof variants across 50 Hz and 60 Hz voltage configurations.
- Protects Pump Performance — A failed or deteriorated gasket allows fluid to bypass the sealed joint, reducing output pressure and flow rate. Replacing it restores full pump efficiency and protects downstream seals and motor components.
- Fluid System Safety — A properly sealed pump gasket prevents uncontrolled fluid escape at pressurized joints — particularly important in submersible and high-head pump applications where seal failure can introduce water into motor housings.
A gasket creates and maintains a leak-proof barrier between two mating pump surfaces — such as the pump housing, volute, or end cover — by filling microscopic surface imperfections and compressing uniformly under fastener load. In centrifugal trash pumps and submersible pumps, this seal is essential: any bypass around the gasket allows pumped fluid to escape at the joint rather than being directed through the discharge port, directly reducing flow output and pressure. Over time, gaskets degrade from heat cycling, chemical exposure, and repeated assembly, and a cracked or compressed-out gasket should be replaced as part of any pump service or seal kit rebuild to restore the unit to full working condition.
Part Details
| Part Number | 5000028076 |
|---|---|
| Old Part Number | 0028076 |
| 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 |
| PTK4(I)-PUMP KIT | PTK4 | 5000007692 |
| 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.
