Product Description
Busch Overhaul Kit for 0400B – 993555391
Busch Overhaul Kit
Overhaul Kit
Busch overhaul kit identified by part number 993555391, listed for the compatible pump models shown below.
Compatible Pump Models
- 0400B
Verify the exact pump model and serial number before ordering.
Product Details
| Part Number | 993555391 |
| Brand | Busch |
| Product Type | Overhaul Kit |
Kit Contents
| Part Number | Description | Quantity |
|---|---|---|
| 330098 | Bearing,Angular,Contact | 4 |
| 330097 | Bearing,Ball | 2 |
| 512118475 | Busch Element,Spider Part# 512118475 | 1 |
| 700075 | Filter,Coalescing | 1 |
| 430021 | Plug,Oil,Magnetic | 1 |
| 430019 | Busch Plug,Oil,Magnetic Part# 430019 | 2 |
| 400085 | Screw, Socket head | 12 |
| 488554383 | Seal,Mechanical,NC400 | 4 |
| 440058 | Shim, Steel | 2 |
| 440057 | Shim,Aluminum | 2 |
| 440059 | Shim,Steel | 4 |
| 250032 | Shaft Sleeve - Part # 250032 | 1 |
| 250033 | Sleeve, w/flange | 1 |
| 420074 | Washer,Lock,Bearing | 4 |
| 500101 | Sight Glass,Stainless | 1 |
| 500100 | Sight Glass, Aluminum | 1 |
| 486000966 | Encapsulated O-Ring, FKM - Part # 486000966 | 1 |
| 486515773 | Encapsulated O-Ring, FKM - Part # 486515773 | 1 |
| 0486000711 | O-Ring,FKM | 2 |
| 48650500 | O-ring, FKM - Part# 48650500 | 1 |
| 48654900 | O-Ring, FKM - Part# 48654900 | 2 |
| 486000633 | O-Ring,FKM | 3 |
| PL23970415 | O-Ring, FKM - Part# PL23970415 | 1 |
| 486000695 | O-Ring, FKM - Part# 486000695 | 1 |
| 486557816 | O-Ring,FKM | 2 |
| 320119 | O-ring, FKM - Part# 320119 | 2 |
| 923031 | O-ring, Viton - Part# 923031 | 1 |
| 486000524 | O-Ring,FKM | 2 |
| PL23970223 | O-ring, FKM - Part# PL23970223 | 2 |
| 482522723 | Ring,Sealing | 1 |
| 487553119 | Seal,Shaft | 1 |
| 532140154 | Filter,Exhaust | 1 |
Technical Notes
Used on Busch NC 0400 B Dry screw pumpFor complete kit content details see bill of materials below
| Manufacturer | Precision Plus |
| Compatible Brands | Busch |
| Family | COBRA |
| Compatible Pump Models | NC0400B |
| Category | Repair Kits |
| Subcategory | Overhaul Kits |
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
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
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Frequently Asked Questions
Is this an OEM or OEM-equivalent product?
The source catalog does not make an OEM-status claim for this listing. Order by part number and confirm fit before purchase.
What is the part number?
The part number is 993555391.
What pump models is this used on?
The source catalog lists 0400B. 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.
