Product Description
KIT GASKET BUNA D8A/D16A for Leybold D8A / D16A - 19104B2BU - OEM Equivalent
Compatible Pump Models
- D8A
- D16A
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 19104B2BU.
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
Gaskets
- Leybold Gasket, Viton, Part# P23955165 — Qty 4
- Case Seal Gasket, Leybold Trivac D8A/AC D16A/AC, Part# 23811126 — Qty 1
- Intake/Exhaust Gasket, Leybold, Trivac, Part# 23820156 — Qty 2
- Gas Ballast Gasket, Leybold, Trivac, Part# PL23925226 — Qty 1
- Flat Gasket, Leybold, Trivac, Part# 72590001 — Qty 2
- Gasket, Viton-Leybold Trivac, Part# 72590000 — Qty 2
- Sight Glass Gasket-Leybold Trivac, Part# 23955171 — Qty 1
O-Rings & Seals
- O-ring, 10.82 x 1.78 mm - Viton, Part# 72591001 — Qty 2
- O-ring, 9.25 x 1.78 mm - Viton, Part# 72591000 — Qty 2
- Shaft Seal, Buna - 15 x 32 x 7-Leybold Trivac, Part# 23953142B — Qty 2
- O-ring, 29 x 3 mm - Viton, Part# PL23970117 — Qty 1
- O-ring, 5 x 2 mm - Viton, Part# 23970148 — Qty 3
- O-ring, 27 x 2.5 mm - Viton, Part# PL23970436 — Qty 1
- O-ring, 27.94 x 5.33 mm - Viton, Part# PL23970506 — Qty 2
- O-ring, 86 x 2 mm - Viton, Part# PL23970156 — Qty 4
Filters & Bearings
- Oil Filter, Leybold, Trivac, Part# 39026117 — Qty 1
Springs & Clips
- Spring - Leybold, Trivac, Part# 22162141 — Qty 1
- Spring, Leybold, Trivac, Part# 22162143 — Qty 1
- Retaining ring, Leybold, Trivac, Part# 23103104 — Qty 1
- Snap ring, Leybold, Trivac, Part# 23105108 — Qty 1
Drive & Mechanical
- Plug Screw, Leybold, Part# PL20127105 — Qty 4
- Anti-Suckback Nib, Viton- Leybold, Trivac, Part# 23973131V — Qty 1
- Coupling Element, Leybold, Trivac, S4A, S8A, Part# 70100147 — Qty 1
- Anti - Suckback Valve, Disc, Leybold, Trivac, Part# 40050139 — Qty 1
- Valve, Leybold, Trivac, D2.5E, D5E, Part# PL40050135 — Qty 1
- Anti-Suckback Nib, Buna, Leybold, Trivac, Part# PL23973131 — Qty 1
Complete Bill of Materials
| Part Number | Description | Qty |
|---|---|---|
| P23955165 | Leybold Gasket, Viton, Part# P23955165 | 4 |
| PL20127105 | Plug Screw, Leybold, Part# PL20127105 | 4 |
| 22162141 | Spring - Leybold, Trivac, Part# 22162141 | 1 |
| 22162143 | Spring, Leybold, Trivac, Part# 22162143 | 1 |
| 23103104 | Retaining ring, Leybold, Trivac, Part# 23103104 | 1 |
| 23811126 | Case Seal Gasket, Leybold Trivac D8A/AC D16A/AC, Part# 23811126 | 1 |
| 23820156 | Intake/Exhaust Gasket, Leybold, Trivac, Part# 23820156 | 2 |
| PL23925226 | Gas Ballast Gasket, Leybold, Trivac, Part# PL23925226 | 1 |
| 23105108 | Snap ring, Leybold, Trivac, Part# 23105108 | 1 |
| 23973131V | Anti-Suckback Nib, Viton- Leybold, Trivac, Part# 23973131V | 1 |
| 39026117 | Oil Filter, Leybold, Trivac, Part# 39026117 | 1 |
| 72591001 | O-ring, 10.82 x 1.78 mm - Viton, Part# 72591001 | 2 |
| 72591000 | O-ring, 9.25 x 1.78 mm - Viton, Part# 72591000 | 2 |
| 72590001 | Flat Gasket, Leybold, Trivac, Part# 72590001 | 2 |
| 72590000 | Gasket, Viton-Leybold Trivac, Part# 72590000 | 2 |
| 23953142B | Shaft Seal, Buna - 15 x 32 x 7-Leybold Trivac, Part# 23953142B | 2 |
| 23955171 | Sight Glass Gasket-Leybold Trivac, Part# 23955171 | 1 |
| PL23970117 | O-ring, 29 x 3 mm - Viton, Part# PL23970117 | 1 |
| 23970148 | O-ring, 5 x 2 mm - Viton, Part# 23970148 | 3 |
| PL23970436 | O-ring, 27 x 2.5 mm - Viton, Part# PL23970436 | 1 |
| PL23970506 | O-ring, 27.94 x 5.33 mm - Viton, Part# PL23970506 | 2 |
| 70100147 | Coupling Element, Leybold, Trivac, S4A, S8A, Part# 70100147 | 1 |
| 40050139 | Anti - Suckback Valve, Disc, Leybold, Trivac, Part# 40050139 | 1 |
| PL40050135 | Valve, Leybold, Trivac, D2.5E, D5E, Part# PL40050135 | 1 |
| PL23970156 | O-ring, 86 x 2 mm - Viton, Part# PL23970156 | 4 |
| PL23973131 | Anti-Suckback Nib, Buna, Leybold, Trivac, Part# PL23973131 | 1 |
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