Product Description
Major Maintenance Kit for Edwards E1M18 – 34301800ED – OEM Equivalent
Compatible Pump Models
- E1M18
Kit Includes
Vanes
- Vane, Oil pump - GX, Edwards, E1/E2M, E1M18, E2M18, Part# 20402120FR — Qty 1
- Edwards Vane, 1st Stage - GX, Part# 20402123FR — Qty 2
- Blade Spring Pin, Edwards, E1/E2M, Part# 29203003 — Qty 3
Gaskets
- Oil Box Gasket, Edwards, E1/E2M, Part# 27159635 — Qty 1
O-Rings & Seals
- O-ring, 11.6 x 2.4 mm - Buna, Part# 02120033 — Qty 1
- O-ring, 13.6 x 2.4 mm - Viton, Part# 02120035 — Qty 1
- O-ring, 194.5 x 3 mm - Viton, Part# 2122108 — Qty 1
- O-ring, 7.59 x 2.62 mm - Viton, Part# 02126116 — Qty 2
- Oil Filter Seal — Qty 2
- O-ring, 69.5 x 3 mm - Viton, Part# 2122083 — Qty 1
- O-ring, 15.3 x 2.4 mm - Viton, Part# 02122037 — Qty 1
- O-ring, 28.17 x 3.53 mm - Viton, Part# 2125026 — Qty 2
- Dowty Seal, Edwards, E1/E2M, Part# 2104001 — Qty 2
- Dowty Seal-Edwards E1/E2M, Part# 02104012 — Qty 1
- O-ring, 99.5 x 3 mm - Buna, Part# 2120089 — Qty 2
- O-ring, 6.6 x 2.4 mm - Buna, Part# 2120028 — Qty 8
- O-ring, 15.6 x 2.4 mm - Viton, Part# 2120037 — Qty 1
- Shaft Seal, Edwards, E1/E2M, Part# 2109067 — Qty 2
- Edwards Shaft Seal, Viton, Part# 02109064 — Qty 1
- O-ring, 61.6 x 2.4 mm - Buna, Part# 02120057 — Qty 1
- O-ring, 27.5 X 3 mm - Buna, Part# 2120067 — Qty 1
- O-ring, 44.5 X 3 mm - Buna, Part# 02120078 — Qty 2
- O-ring, 35.5 X 3 mm - Buna, Part# 02120072 — Qty 1
Filters & Bearings
- Gas Ballast Filter-Edwards E1/E2M, Part# 02308043 — Qty 2
- Gas Ballast Filter-Edwards E1/E2M, Part# 2308044 — Qty 2
- Filter Assembly E2M 18/28 — Qty 1
Springs & Clips
- Spring, Edwards, E1/E2M, Part# 00307046 — Qty 2
- Exhaust Valve Spring - Edwards, E1/E2M, Part# 27102030 — Qty 2
- Spring Pin, Edwards, E1/E2M, E1M18, E2M18, Part# 29203002 — Qty 2
- Distributor Spring - Edwards, E1/E2M, Part# 27102032 — Qty 1
- Valve Spring, E1/E2M, Part# 27102033 — Qty 2
- Spring, Stainless Steel, Edwards, E1/E2M, Part# 906077 — Qty 3
Drive & Mechanical
- Waved Washer — Qty 1
- Felt Pad, Edwards, E1/E2M, E1M18, E2M18, E2M28, E2M30 Part# 22302017. — Qty 1
- Valve Pad, Edwards, E1/E2M, Part# 26501029 — Qty 3
- Coupling Element, Edwards, Welch, E1/E2M, CRVpro, Part# 26501032 — Qty 1
- Plug, Oil Drain, RV pump, Edwards, Pfeiffer, Part# 25908119 — Qty 1
- Ballast Valve PTFE — Qty 1
- Distributor, Rubber, Edwards, E1/E2M, E1M18, E2M18, Part# 27159430 — Qty 1
- Plug Oil Drain Steel, Edwards, E1/E2M, Part# 714012 — Qty 2
Complete Bill of Materials
| Part Number | Description | Qty |
|---|---|---|
| 02120033 | O-ring, 11.6 x 2.4 mm - Buna, Part# 02120033 | 1 |
| 02120035 | O-ring, 13.6 x 2.4 mm - Viton, Part# 02120035 | 1 |
| 02122108 | O-ring, 194.5 x 3 mm - Viton, Part# 2122108 | 1 |
| 00307046 | Spring, Edwards, E1/E2M, Part# 00307046 | 2 |
| 02126116 | O-ring, 7.59 x 2.62 mm - Viton, Part# 02126116 | 2 |
| 02308043 | Gas Ballast Filter-Edwards E1/E2M, Part# 02308043 | 2 |
| 218990201 | Waved Washer | 1 |
| 22302017 | Felt Pad, Edwards, E1/E2M, E1M18, E2M18, E2M28, E2M30 Part# 22302017. | 1 |
| 26501029 | Valve Pad, Edwards, E1/E2M, Part# 26501029 | 3 |
| 26501032 | Coupling Element, Edwards, Welch, E1/E2M, CRVpro, Part# 26501032 | 1 |
| 27102030 | Exhaust Valve Spring - Edwards, E1/E2M, Part# 27102030 | 2 |
| A01403030 | Oil Filter Seal | 2 |
| 25908119 | Plug, Oil Drain, RV pump, Edwards, Pfeiffer, Part# 25908119 | 1 |
| 02122083 | O-ring, 69.5 x 3 mm - Viton, Part# 2122083 | 1 |
| 29203002 | Spring Pin, Edwards, E1/E2M, E1M18, E2M18, Part# 29203002 | 2 |
| 02308044 | Gas Ballast Filter-Edwards E1/E2M, Part# 2308044 | 2 |
| 02122037 | O-ring, 15.3 x 2.4 mm - Viton, Part# 02122037 | 1 |
| A11301045 | Ballast Valve PTFE | 1 |
| 20402120FR | Vane, Oil pump - GX, Edwards, E1/E2M, E1M18, E2M18, Part# 20402120FR | 1 |
| 20402123FR | Edwards Vane, 1st Stage - GX, Part# 20402123FR | 2 |
| 27159635 | Oil Box Gasket, Edwards, E1/E2M, Part# 27159635 | 1 |
| 27159430 | Distributor, Rubber, Edwards, E1/E2M, E1M18, E2M18, Part# 27159430 | 1 |
| 27102032 | Distributor Spring - Edwards, E1/E2M, Part# 27102032 | 1 |
| 27102033 | Valve Spring, E1/E2M, Part# 27102033 | 2 |
| 02125026 | O-ring, 28.17 x 3.53 mm - Viton, Part# 2125026 | 2 |
| 29203003 | Blade Spring Pin, Edwards, E1/E2M, Part# 29203003 | 3 |
| 00906077 | Spring, Stainless Steel, Edwards, E1/E2M, Part# 906077 | 3 |
| 02104001 | Dowty Seal, Edwards, E1/E2M, Part# 2104001 | 2 |
| 00714012 | Plug Oil Drain Steel, Edwards, E1/E2M, Part# 714012 | 2 |
| 02104012 | Dowty Seal-Edwards E1/E2M, Part# 02104012 | 1 |
| 02120089 | O-ring, 99.5 x 3 mm - Buna, Part# 2120089 | 2 |
| 02120028 | O-ring, 6.6 x 2.4 mm - Buna, Part# 2120028 | 8 |
| 02120037 | O-ring, 15.6 x 2.4 mm - Viton, Part# 2120037 | 1 |
| 02109067 | Shaft Seal, Edwards, E1/E2M, Part# 2109067 | 2 |
| 02109064 | Edwards Shaft Seal, Viton, Part# 02109064 | 1 |
| 02120057 | O-ring, 61.6 x 2.4 mm - Buna, Part# 02120057 | 1 |
| 02120067 | O-ring, 27.5 X 3 mm - Buna, Part# 2120067 | 1 |
| A22305008 | Filter Assembly E2M 18/28 | 1 |
| 02120078 | O-ring, 44.5 X 3 mm - Buna, Part# 02120078 | 2 |
| 02120072 | O-ring, 35.5 X 3 mm - Buna, Part# 02120072 | 1 |
Product Details
| Kit Part Number | 34301800ED |
| Brand | Vacuum Pump Supply |
| Type | OEM-Equivalent Repair Kit |
Kit Contents
Itemized parts list not available in text form - see image below.
OEM Cross Reference
This part replaces: Edwards OEM Part # 34301800ED
Recommended Oil
VPS M-Series mineral oils are the standard replacement direction for Edwards Ultragrade oil applications. Confirm your exact pump model and viscosity requirement using the full oil cross reference chart before ordering.
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 Edwards Vacuum Pump Solutions
Vacuum Pump Supply stocks OEM-equivalent Edwards repair kits, filters, vanes, gaskets, seals, bearings, and service parts for pump maintenance and rebuild work.
Edwards Parts & Resources
Recommended Service Products
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 Edwards product?
No. This is an OEM-equivalent product supplied by Vacuum Pump Supply.
What is the part number?
The part number is 34301800ED.
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 Edwards - OEM Equivalent
OEM-equivalent replacement, not manufactured by Edwards, supplied by Vacuum Pump Supply.
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