Product Description
Busch Major Repair Kit for MM1402AV – 993156913 – OEM Equivalent
OEM-Equivalent Major Repair Kit for Busch
Major Repair Kit
Vacuum Pump Supply OEM-equivalent major repair kit identified by part number 993156913, supplied for service and repair of the compatible Busch pump models listed below.
Compatible Pump Models
- MM1402AV
Verify the exact pump model and serial number before ordering.
Product Details
| Part Number | 993156913 |
| Brand | Vacuum Pump Supply |
| Product Type | Major Repair Kit |
| Compatible Manufacturer | Busch |
Kit Contents
| PART NUMBER | DESCRIPTION | QUANTITY |
| 322131057 | Busch Labyrinth Sleeve Part# 322131057 | 2 |
| 488131422 | Busch Piston Ring - 488131422 | 4 |
| 482137352 | Busch Sealing Ring Part# 482137352 | 1 |
| 48656700 | O-ring, 140 x 5 mm - Viton, Part# 48656700 | 2 |
| 473000258 | Busch Ball Bearing, Double Row Part# 473000258 | 2 |
| 473131256 | Busch Roller Bearing Part# 473131256 | 2 |
| 322131045 | Busch Sleeve, 322131045 | 1 |
| 487000063 | Busch Shaft Seal, Viton - 487000063 | 2 |
| 486131257 | O-ring, 35 x 1.5 mm - Viton, Part# 486131257 | 1 |
| 320189 | O-ring, 250 x 3 mm - Viton, Part# 320189 | 1 |
| 543138026 | Busch Air Vent Valve Part# 543138026 | 1 |
| 48027100 | Oil Sight Glass Gasket, Busch, Mink, Seco, R5, mm1402AV, mm1502AV, Part# 48027100 | 1 |
| 484000046 | Busch Ring Gasket Part# 484000046 | 1 |
| 486131255 | Busch O-Ring,Viton,42x1.5mm Part# 486131255 | 2 |
| 48661100 | O-ring, 97 x 5 mm - Viton, Part# 48661100 | 1 |
| 487131692 | Busch Shaft Seal, Viton - 487131692 | 1 |
Recommended Oil and Service Fluids
This part is associated with a dry vacuum pump. Do not add rotary-vane vacuum pump oil to the pumping chamber. Follow the manufacturer manual for any bearing, gearbox, or special lubricant requirements.
Related Repair Parts and Resources
- Shop Busch Repair Kits and Parts
- Busch R5 Vacuum Pump Resource Center
- Vacuum Pump Schematics, Manuals and Technical Resources
- Rotary Vane Pump Repair Kits and Parts
Why Buy from Vacuum Pump Supply?
- Vacuum pump specialists since 2006
- Over 15,000 vacuum pump parts and kits available
- OEM and OEM-equivalent options
- Technical support from vacuum pump specialists
- Trusted by manufacturers, laboratories, universities, service companies, and maintenance teams
Frequently Asked Questions
Is this an OEM product?
No. This listing is for an OEM-equivalent replacement product supplied under the Vacuum Pump Supply brand.
What is the part number?
The part number is 993156913.
What pump models is this used on?
The source catalog lists MM1402AV. Verify the pump model and serial number before ordering.
Can Vacuum Pump Supply help confirm fit?
Yes. Contact us with the pump model, serial number, and part number if you need help confirming the correct repair part or kit.
