Product Description
Major Repair Kit for Varian DS402 - 985700228002 - OEM-Equivalent
OEM-Equivalent Major Repair Kit for Varian DS402 - 985700228002
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 varian ds402 - 985700228002 is designed to restore performance, reduce downtime, and provide a cost-effective alternative to purchasing individual OEM replacement components.
Compatible Pump Models
- Varian DS402
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
Related Products & Resources
Service Support
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
- Fast shipping on stocked products
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
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 985700228002.
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.
Kit Includes
Vanes
- Vane Spring, Galileo, Varian - Agilent, Part# 490034 — Qty 2
- Galileo Varian-Agilent Vane, 2nd Stage - GX, Part# 230059G — Qty 2
- Galileo Varian-Agilent Vane, 1st Stage - GX, Part# 230058G — Qty 2
Gaskets
- Galileo,Varian-Agilent Casing Gasket, Cork, Part# 300052 — Qty 1
O-Rings & Seals
- O-ring, 16 x 2mm - Viton, Part# 320166 — Qty 2
- Shaft Seal, 15 x 24 x 7- Viton, Galileo, Varian-Agilent, D Series, DS Series, Part# 310054 — Qty 1
- O-ring, 9.25 x 1.78 mm - Viton, Part# 40005 — Qty 1
- O-ring, 10.82 x 1.78 mm - Viton, Part# 72591001 — Qty 1
- O-ring, 3.0 x 1.0mm - Buna, Part# 320126 — Qty 2
- O-ring, 13.1x2.62mm - Viton, Part# 320502 — Qty 1
- O-ring, 48.9x2.62mm - Viton, Part# 320181 — Qty 1
- O-ring, 60 x 3.5 mm - Viton, Part# 02124189 — Qty 1
- O-ring, 33 x 2.5 mm - Viton, Part# 320109 — Qty 2
Filters & Bearings
- Screen Filter, Stainless Steel, Galileo, Varian-Agilent, Part# 720012 — Qty 1
Springs & Clips
- Exhaust Valve Spring, Fisher Scientific, Galileo, Varian - Agilent, Welch, Part# 619561A — Qty 3
- Spring, Torsion (Special Ends) - Galileo, Varian - Agilent D Series, DS Series, Part# 490033 — Qty 1
- Compression Spring, Galileo, Varian - Agilent, Part# 490028 — Qty 1
- Ring E-Clip, Stainless Steel-Galileo, Varian-Agilent D Series, DS Series, Part# 470013 — Qty 1
Drive & Mechanical
- O - ring, 47.22 x 3.53mm - Viton, Part# 320108 — Qty 1
- Galileo, Varian-Agilent Inner Ring Shaft Bushing, Part# 250012 — Qty 1
- Exhaust Valve, Galileo, D Series, DS Series, Part# 380016 — Qty 3
- Felt Pad, Galileo, Varian-Agilent, Part# 720013 — Qty 1
- Buffer Foot, Galileo, Varian - Agilent, Part# 640015 — Qty 4
- Anti - Suckback Valve, Shutter, Galileo, Varian - Agilent, Part# 580040 — Qty 1
- Coupling Element, Galileo, Varian-Agilent, Part# 500501190001 — Qty 1
- Cotter Pin, Hairpin, Galileo, Varian-Agilent, D Series, DS Series, Part# 450034 — Qty 1
- Dowel Pin, Centring, Galileo, Varian-Agilent, Part# 450033 — Qty 4
- Valve, Buna, Galileo, Varian - Agilent, D Series, DS Series, D05, DS102, D08, D12, DS42, DS202, DS302, D18, D28, DS402, DS602, Part# 380017. — Qty 1
Complete Bill of Materials
| Part Number | Description | Qty |
|---|---|---|
| 320108 | O - ring, 47.22 x 3.53mm - Viton, Part# 320108 | 1 |
| 320166 | O-ring, 16 x 2mm - Viton, Part# 320166 | 2 |
| 250012 | Galileo, Varian-Agilent Inner Ring Shaft Bushing, Part# 250012 | 1 |
| 300052 | Galileo,Varian-Agilent Casing Gasket, Cork, Part# 300052 | 1 |
| 310054 | Shaft Seal, 15 x 24 x 7- Viton, Galileo, Varian-Agilent, D Series, DS Series, Part# 310054 | 1 |
| 40005 | O-ring, 9.25 x 1.78 mm - Viton, Part# 40005 | 1 |
| 72591001 | O-ring, 10.82 x 1.78 mm - Viton, Part# 72591001 | 1 |
| 320126 | O-ring, 3.0 x 1.0mm - Buna, Part# 320126 | 2 |
| 380016 | Exhaust Valve, Galileo, D Series, DS Series, Part# 380016 | 3 |
| 320502 | O-ring, 13.1x2.62mm - Viton, Part# 320502 | 1 |
| 720013 | Felt Pad, Galileo, Varian-Agilent, Part# 720013 | 1 |
| 720012 | Screen Filter, Stainless Steel, Galileo, Varian-Agilent, Part# 720012 | 1 |
| 640015 | Buffer Foot, Galileo, Varian - Agilent, Part# 640015 | 4 |
| 619561A | Exhaust Valve Spring, Fisher Scientific, Galileo, Varian - Agilent, Welch, Part# 619561A | 3 |
| 580040 | Anti - Suckback Valve, Shutter, Galileo, Varian - Agilent, Part# 580040 | 1 |
| 500501190001 | Coupling Element, Galileo, Varian-Agilent, Part# 500501190001 | 1 |
| 490034 | Vane Spring, Galileo, Varian - Agilent, Part# 490034 | 2 |
| 490033 | Spring, Torsion (Special Ends) - Galileo, Varian - Agilent D Series, DS Series, Part# 490033 | 1 |
| 490028 | Compression Spring, Galileo, Varian - Agilent, Part# 490028 | 1 |
| 470013 | Ring E-Clip, Stainless Steel-Galileo, Varian-Agilent D Series, DS Series, Part# 470013 | 1 |
| 450034 | Cotter Pin, Hairpin, Galileo, Varian-Agilent, D Series, DS Series, Part# 450034 | 1 |
| 450033 | Dowel Pin, Centring, Galileo, Varian-Agilent, Part# 450033 | 4 |
| 380017 | Valve, Buna, Galileo, Varian - Agilent, D Series, DS Series, D05, DS102, D08, D12, DS42, DS202, DS302, D18, D28, DS402, DS602, Part# 380017. | 1 |
| 230059G | Galileo Varian-Agilent Vane, 2nd Stage - GX, Part# 230059G | 2 |
| 230058G | Galileo Varian-Agilent Vane, 1st Stage - GX, Part# 230058G | 2 |
| 320181 | O-ring, 48.9x2.62mm - Viton, Part# 320181 | 1 |
| 02124189 | O-ring, 60 x 3.5 mm - Viton, Part# 02124189 | 1 |
| 320109 | O-ring, 33 x 2.5 mm - Viton, Part# 320109 | 2 |
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