Product Description
Major Repair Kit for Leybold D25BCS Vacuum Pumps – 19131D25KIT – OEM-Equivalent
This OEM-equivalent major repair kit is designed for Leybold D25BCS rotary vane vacuum pumps. It includes vanes, shaft seals, gaskets, O-rings, valve components, springs, coupling components, oil nozzles, sight glass components, and other internal wear parts commonly replaced during a complete pump rebuild.
Replacing worn components can help restore vacuum performance, reduce oil leaks, improve sealing, reduce contamination, and extend pump service life.
Part Number: 19131D25KIT
Type: Major Repair Kit
Compatible Pump: Leybold D25BCS
Condition: New
OEM-Equivalent: Yes
Compatible Pumps
- Leybold D25BCS
- Leybold D25BCS Rotary Vane Vacuum Pump
Major Repair Kit Contents
| Category | Part Number | Description | Qty |
|---|---|---|---|
| Valve | 20009016 | Deflector Valve Plate | 1 |
| Coupling | 20009094 | Coupling | 1 |
| Seal | 20009235 | Viton Shaft Seal | 2 |
| Vane | 20010655 | 2nd Stage Vane | 2 |
| Gasket | 20010736 | Module Gasket | 1 |
| Gasket | 20010737 | Oil Case Gasket | 1 |
| Gasket | 20010738 | Coupling Housing Gasket | 1 |
| Vane | 20010885 | 1st Stage Vane | 2 |
| Gasket | 20039148 | Felt Gasket | 1 |
| Spring | 22161031 | Split Spring | 1 |
| Spring | 22161040 | Oil Flow Spring | 1 |
| Spring | 22161041 | Spring | 1 |
| Shaft Component | 23192026 | Shaft Sleeve Bushing | 1 |
| Seal | 23953004 | Viton Shaft Seal | 2 |
| Gasket | 23955165 | Viton Plug Gasket | 3 |
| O-Ring | 23970006 | O-Ring | 1 |
| O-Ring | 23970108 | O-Ring | 2 |
| O-Ring | 23970147 | O-Ring | 1 |
| O-Ring | 23970261 | O-Ring | 2 |
| O-Ring | 23970304 | O-Ring | 2 |
| O-Ring | 23970409 | O-Ring | 1 |
| O-Ring | 23970412 | O-Ring | 1 |
| O-Ring | 23970506 | O-Ring | 2 |
| O-Ring | 23970509 | O-Ring | 1 |
| Gasket | 23973043 | Gasket | 1 |
| Gasket | 23973044 | Flat Gasket | 1 |
| Gasket | 23973052 | Oil Gasket | 1 |
| Gasket | 23973057 | Sight Glass Gasket | 1 |
| Seal | 23973146 | Oil Flow Seal | 1 |
| Valve | 34861028 | Non-Return Valve | 1 |
| Seal | 34861029 | Piston Seal | 1 |
| Sight Glass | 35001179 | Sight Glass | 1 |
| Filter | 39026013 | Internal Demister | 1 |
| Oil Component | 39350008 | Oil Nozzle | 1 |
| Nozzle | 39350015 | Oil Nozzle | 1 |
| Valve | 40159004 | Viton Valve Disc | 1 |
| Valve | 40175019 | Valve Plate | 1 |
| Valve | 40175023 | Pressure Relief Valve | 1 |
Features
- Major repair kit for Leybold D25BCS vacuum pumps
- OEM-equivalent replacement kit for 19131D25KIT
- Includes vanes, Viton shaft seals, gaskets, O-rings, springs, valves, coupling components, oil nozzles, and internal wear parts
- Helps restore vacuum performance and pump reliability
- Helps reduce oil leaks, contamination, and internal wear
- Ideal for full pump rebuilds and scheduled preventive maintenance
Recommended Vacuum Pump Oil
Fresh vacuum pump oil should always be installed during a rebuild. Clean oil helps protect newly installed vanes, seals, O-rings, and internal components while supporting proper vacuum performance.
- Vacuum Pump Oil: Use VPS M100 Vacuum Pump Oil as an alternative to Leybold LVO 100.
- Oil Cross Reference: View our Vacuum Pump Oil Cross Reference Chart.
- Shop All Vacuum Pump Oils
Related Leybold Parts & Resources
- Shop Leybold Vacuum Pump Parts
- Shop Vacuum Pump Repair Kits
- Shop Vacuum Pump Oils
- Vacuum Pump Repair Resources
Why Rebuild Your Leybold D25BCS Vacuum Pump?
Over time, vanes, shaft seals, gaskets, O-rings, valves, springs, and internal wear components break down from normal operation. Worn components can lead to oil leaks, reduced vacuum levels, increased operating temperatures, contamination, and longer pump-down times.
A complete rebuild with quality OEM-equivalent replacement parts can help restore performance and extend the service life of your Leybold D25BCS vacuum pump.
Common Search Terms
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