Product Description
Major Repair Kit for Leybold D25BCS - 19131D25 - OEM Equivalent
Compatible Pump Models
- D25BCS
When Should You Rebuild or Service the Pump?
- Reduced vacuum performance
- Slow pump-down times
- Oil leaks or worn sealing components
- Excessive exhaust smoke or oil mist
- Worn or damaged internal components
- Scheduled preventative maintenance interval reached
Complete Leybold Vacuum Pump Solutions
Why Buy from Vacuum Pump Supply?
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM-equivalent replacement parts for hard-to-find vacuum pump models
- Fast shipping on stocked products
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
Frequently Asked Questions
Is this an OEM Leybold product?
No. This is an OEM-equivalent product supplied by Vacuum Pump Supply.
What is the part number?
The part number is 19131D25KIT.
Can Vacuum Pump Supply help identify the correct part?
Yes. If you are unsure whether this is the correct product for your pump, contact Vacuum Pump Supply with your pump model and any existing part numbers.
Repair Kit for Leybold - OEM Equivalent
OEM-equivalent replacement, not manufactured by Leybold, supplied by Vacuum Pump Supply.
Kit Includes
Vanes
- Leybold Vane - GX, Part# PL20010655 — Qty 2
- Leybold Vane 1st Stage - GX, Part# PL20010885 — Qty 2
Gaskets
- Leybold Gasket, Part# 23973043 — Qty 1
- Coupling Housing Gasket, Leybold Trivac D16B/BCS D25B/BCS, Part# PL20010738 — Qty 1
- Felt Gasket, Leybold Trivac D16/D25 BCS - Part# PL20039148 — Qty 1
- Oil Gasket, Leybold, Trivac, D16BCS, D25BCS, Part# 23973052 — Qty 1
- Sight Glass Gasket, Leybold, Trivac, Part# 23973057 — Qty 1
- Leybold Gasket, Viton, Part# P23955165 — Qty 3
- Leybold Gasket, Part# 20009012 — Qty 1
- Gasket, Flat, Leybold, Trivac, Part# 23973044 — Qty 1
- Module Gasket, Mylar - Leybold Trivac D16/D25, Part# PL20010736 — Qty 1
O-Rings & Seals
- O-ring, 27.94 x 5.33 mm - Viton, Part# PL23970506 — Qty 2
- O-Ring,Viton,6 X 2 MM Part# PL23970412 — Qty 1
- O-ring, 60 x 2 mm - Viton, Part# 23970409 — Qty 1
- O-ring, 45 x 3 mm - Viton, Part# PL23970304 — Qty 2
- O-ring, 52 x 3 mm - Viton, Part# PL23970261 — Qty 2
- O-ring, 16 x 2.5 mm - Viton, Part# PL23970147 — Qty 1
- O-ring, 55 x 2 mm - Viton, Part# PL23970006 — Qty 1
- Leybold Shaft Seal, FKM, Part# PL23953004 — Qty 1
- Shaft Seal, Leybold, Trivac, D16BCS, D25BCS, Part# PL20009235 — Qty 2
- O-ring, 12 x 1.5 mm - Viton, Part# P23970108 — Qty 2
- Seal, Float, Leybold, Trivac, Part# PL23973146 — Qty 1
- Seal, Leybold, Trivac, Part# PL34861029 — Qty 1
Filters & Bearings
- Leybold Demister Filter, Part# PL39026013 — Qty 1
Springs & Clips
- Split Spring, Leybold, Trivac, D4B, D8B, Part# PL22161031 — Qty 1
- Stainless Steel Spring, Leybold, Trivac, Part# PL22161040 — Qty 1
Drive & Mechanical
- O - ring, 70 x 5 mm - Viton, Part# PL23970509 — Qty 1
- Leybold Shaft Sleeve Bushing, Part# PL23192026 — Qty 1
- Pressure Relief Valve, Leybold, Trivac, Part# PL40175023 — Qty 1
- Valve Plate, Leybold, Trivac, Part# PL40175019 — Qty 1
- Valve Disc, Leybold, Trivac, Part# PL40159004 — Qty 1
- Silencing Nozzle, Leybold, Trivac, S8B, D16B, D25B, S16B, S25B, S40B, S65B, D16BCS, D25BCS, Part# PL39350015 — Qty 1
- Oil Nozzle-Leybold Trivac, Part# PL39350008 — Qty 1
- Coupling Insert, Leybold, Trivac, Part# PL20009094 — Qty 1
- Non - Return Valve, Leybold, Trivac, Part# PL34861028 — Qty 1
- Leybold Sight Glass Part# PL35001179 — Qty 1
- Plate Valve, Deflector, Leybold, Trivac, Part# 20009016 — Qty 1
Complete Bill of Materials
| Part Number | Description | Qty |
|---|---|---|
| PL23970509 | O - ring, 70 x 5 mm - Viton, Part# PL23970509 | 1 |
| 23973043 | Leybold Gasket, Part# 23973043 | 1 |
| PL23970506 | O-ring, 27.94 x 5.33 mm - Viton, Part# PL23970506 | 2 |
| PL23970412 | O-Ring,Viton,6 X 2 MM Part# PL23970412 | 1 |
| 23970409 | O-ring, 60 x 2 mm - Viton, Part# 23970409 | 1 |
| PL23970304 | O-ring, 45 x 3 mm - Viton, Part# PL23970304 | 2 |
| PL23970261 | O-ring, 52 x 3 mm - Viton, Part# PL23970261 | 2 |
| PL23970147 | O-ring, 16 x 2.5 mm - Viton, Part# PL23970147 | 1 |
| PL23970006 | O-ring, 55 x 2 mm - Viton, Part# PL23970006 | 1 |
| PL23953004 | Leybold Shaft Seal, FKM, Part# PL23953004 | 1 |
| PL23192026 | Leybold Shaft Sleeve Bushing, Part# PL23192026 | 1 |
| PL40175023 | Pressure Relief Valve, Leybold, Trivac, Part# PL40175023 | 1 |
| PL40175019 | Valve Plate, Leybold, Trivac, Part# PL40175019 | 1 |
| PL40159004 | Valve Disc, Leybold, Trivac, Part# PL40159004 | 1 |
| PL39350015 | Silencing Nozzle, Leybold, Trivac, S8B, D16B, D25B, S16B, S25B, S40B, S65B, D16BCS, D25BCS, Part# PL39350015 | 1 |
| PL39350008 | Oil Nozzle-Leybold Trivac, Part# PL39350008 | 1 |
| PL39026013 | Leybold Demister Filter, Part# PL39026013 | 1 |
| PL20009235 | Shaft Seal, Leybold, Trivac, D16BCS, D25BCS, Part# PL20009235 | 2 |
| P23970108 | O-ring, 12 x 1.5 mm - Viton, Part# P23970108 | 2 |
| PL20009094 | Coupling Insert, Leybold, Trivac, Part# PL20009094 | 1 |
| PL20010655 | Leybold Vane - GX, Part# PL20010655 | 2 |
| PL20010738 | Coupling Housing Gasket, Leybold Trivac D16B/BCS D25B/BCS, Part# PL20010738 | 1 |
| PL20010885 | Leybold Vane 1st Stage - GX, Part# PL20010885 | 2 |
| PL20039148 | Felt Gasket, Leybold Trivac D16/D25 BCS - Part# PL20039148 | 1 |
| PL22161031 | Split Spring, Leybold, Trivac, D4B, D8B, Part# PL22161031 | 1 |
| PL22161040 | Stainless Steel Spring, Leybold, Trivac, Part# PL22161040 | 1 |
| 23973052 | Oil Gasket, Leybold, Trivac, D16BCS, D25BCS, Part# 23973052 | 1 |
| 23973057 | Sight Glass Gasket, Leybold, Trivac, Part# 23973057 | 1 |
| PL23973146 | Seal, Float, Leybold, Trivac, Part# PL23973146 | 1 |
| PL34861028 | Non - Return Valve, Leybold, Trivac, Part# PL34861028 | 1 |
| PL34861029 | Seal, Leybold, Trivac, Part# PL34861029 | 1 |
| PL35001179 | Leybold Sight Glass Part# PL35001179 | 1 |
| P23955165 | Leybold Gasket, Viton, Part# P23955165 | 3 |
| 20009012 | Leybold Gasket, Part# 20009012 | 1 |
| 23973044 | Gasket, Flat, Leybold, Trivac, Part# 23973044 | 1 |
| PL20010736 | Module Gasket, Mylar - Leybold Trivac D16/D25, Part# PL20010736 | 1 |
| 20009016 | Plate Valve, Deflector, Leybold, Trivac, Part# 20009016 | 1 |
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