Product Description
Major Repair Kit for Pfeiffer DUO 65M - PKE22012T - OEM-Equivalent
OEM-Equivalent Major Repair Kit for Pfeiffer DUO 65M - PKE22012T
Vacuum Pump Supply OEM-equivalent repair components for vacuum pump service, maintenance, and rebuild applications.
Vacuum Pump Supply's OEM-equivalent major repair kit for pfeiffer duo 65m - pke22012t is designed to restore performance, reduce downtime, and provide a cost-effective alternative to purchasing individual OEM replacement components.
Compatible Pump Models
- Pfeiffer DUO 65M
What This Kit Includes
- Vanes where required by the kit
- Shaft seals
- Gaskets and O-rings
- Valve components
- Springs and wear components
- Components commonly replaced during a major overhaul
When Should You Rebuild or Service This Pump?
- Reduced vacuum performance
- Slow pump-down times
- Oil leaks around seals, covers, or gaskets
- Worn or damaged vanes
- Contaminated oil or heavy service use
- Scheduled preventative maintenance interval reached
Complete Bill of Materials
The following components are included in this OEM-equivalent repair kit.
| Part Number | Description | Qty |
|---|---|---|
| 4070420 | O-ring, 24 x 2.5mm - Viton, Part# 4070420 | 4 |
| 4070259 | O-ring, 15 x 2.5 mm - Viton, Part# 4070259 | 2 |
| 320332 | O-ring, 12 x 1.5 - Viton, Part# 320332 | 1 |
| 4070166 | O-ring, 10 x 2.5mm - Viton, Part# 4070166 | 2 |
| 4070088 | O-ring, 6 x 2.2 mm - Viton, Part# 4070088 | 1 |
| 4070065 | O-ring, 5 x 1.5 mm - Viton, Part# 4070065 | 2 |
| 320210 | O-ring, 2.1 x 1 mm - Viton, Part# 320210 | 1 |
| 310104 | Shaft Seal, Pfeiffer, Part# 310104 | 2 |
| 490052 | Pressure Spring, Pfeiffer, UNO, DUO, Part# 490052 | 7 |
| 380018 | Plate Valve, Pfeiffer, UNO, DUO, Part# 380018 | 1 |
| 390015 | Stainless Steel Ball, 8mm, Pfeiffer, UNO, DUO, Part# 390015 | 1 |
| 3838132SV | Spring, Pfeiffer, UNO, DUO, UNO1.5A, DUO1.5A, Part# 3838132SV | 1 |
| 640019 | Buffer, 30 x 30 x 3.2- Pfeiffer, UNO, DUO, Part# 640019 | 4 |
| 390014 | Stainless Steel Ball, 7 mm, Pfeiffer, UNO, DUO, Part# 390014 | 1 |
| 440026 | Disc, Distance ring-Pfeiffer UNO, DUO, Part# 440026 | 1 |
| 580044 | Piston, Hydraulic, Pfeiffer, DUO, DUO 125, DUO 255M (Index C), Part# 580044 | 1 |
| 490059 | Spring - Pfeiffer UNO, DUO, Part# 490059 | 1 |
| 780031 | Filter Screen for Oil pump, Pfeiffer, UNO35, UNO65, DUO35, DUO35M, DUO65, DUO65M, Part# 780031 | 1 |
| PL20011245 | Exhaust Finger, Part# PL20011245 | 3 |
| 500023 | Pfeiffer Sight Glass, Part# 500023 | 1 |
| 440025 | Ring Distance, Pfeiffer, DUO, Part# 440025 | 1 |
| 780032 | Mesh Filter, Sieve, Pfeiffer, DUO, Part# 780032 | 1 |
| 300167 | Sight Glass Gasket, Pfeiffer, UNO, DUO, Part# 300167 | 2 |
| 320338 | O-ring, 270 x 3 - Viton, Part# 320338 | 1 |
| 320337 | O-ring, 132 x 2.5 - Viton, Part# 320337 | 1 |
| 320336 | O-ring, 94 x 2.5 - Viton, Part# 320336 | 1 |
| 320335 | O-ring, 85 x 2.5 - Viton, Part# 320335 | 1 |
| 320334 | O-ring, 78 x 5 mm - Viton, Part# 320334 | 1 |
| 91311560300 | O-ring, 68 x 3mm - Viton, Part# 91311560300 | 1 |
| 4070874 | O-ring, 59 x 3.0 mm - Viton, Part# 4070874 | 1 |
| 320152 | O-ring, 50 x 3 mm - Viton, Part# 320152 | 2 |
| 48655900 | O-ring, 44 x 3 mm - Viton, Part# 48655900 | 2 |
| 320333 | O-ring, 42 x 3 - Viton, Part# 320333 | 1 |
| 900068 | O-ring, 40 x 5mm - Viton, Part# 900068 | 3 |
| 4070621 | O-ring, 38 x 3.0mm - Viton, Part# 4070621 | 1 |
| 4070465 | O-ring, 27x2.5mm - Viton, Part# 4070465 | 1 |
| 230071G | Pfeiffer Vane 1st Stage - GX, Part# 230071G | 2 |
| 230072G | Pfeiffer Vane, 2nd Stage - GX, Part# 230072G | 2 |
Related Products & Resources
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Why Buy from Vacuum Pump Supply?
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM-equivalent options for hard-to-find vacuum pump parts
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- Technical support from vacuum pump specialists
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Helpful Resources
- Vacuum Pump Oil Cross Reference Chart
- Vacuum Pump Schematics, Manuals & Repair Resources
- Rotary Vane Vacuum Pump Repair Kits & Parts
- Vacuum Pump Oil
Frequently Asked Questions
Is this an OEM product?
No. This is an OEM-equivalent product supplied by Vacuum Pump Supply.
What is the part number?
The part number is PKE22012T.
What pump is this used on?
This product is assigned to the compatible pump category shown above. Always verify your pump model and part number before ordering.
Do you sell new pumps for this product family?
No new pump links are included for this product family. This page is focused on OEM-equivalent parts, service products, and repair resources.
Can Vacuum Pump Supply help confirm the right kit?
Yes. Contact Vacuum Pump Supply with your pump model, serial plate information, and any existing part numbers if you need help confirming compatibility.
