The Graco 255552 Kit, Piston, L200 (All) is a genuine replacement piston seal kit designed for servicing and rebuilding L200 Check-Mate displacement pumps. This kit contains the critical piston sealing components required to maintain pump efficiency, reduce material leakage, and restore proper pressure performance. It is suitable for all L200 pump variants and is commonly used during routine maintenance or complete pump overhauls.
Compatible Machines
The Graco 255552 Piston Kit is compatible with the following L200 Check-Mate displacement pumps:
```
- L200CS – Carbon Steel Severe Duty Pump
- L200CM – MaxLife Carbon Pump
- L200SS – Stainless Steel Severe Duty Pump
- L200SM – MaxLife Stainless Steel Pump
- Check-Mate bulk material supply systems equipped with L200 lowers
- Industrial adhesive transfer systems using L200 displacement pumps
- Sealant pumping systems utilizing L200 lowers
- Extrusion and dispensing systems fitted with L200 pumps
- Industrial coating supply packages incorporating L200 displacement pumps
```
Key Features
| Part Number | 255552 |
| Product Type | Piston Seal Repair Kit |
| Compatibility | All L200 Check-Mate Pump Variants |
| Application | Piston Section Maintenance and Rebuilding |
| OEM Manufacturer | Graco |
What's Included in the Kit?
The kit includes essential piston sealing and wear components used to rebuild the piston assembly of compatible L200 pumps. Components may include:
- Piston seals
- Piston seat components
- O-rings
- Guide bearing
- Additional sealing hardware required for piston maintenance
Benefits of Replacing Worn Piston Seals
- Helps restore pump pressure and performance
- Reduces material bypass and leakage
- Minimizes unplanned downtime
- Extends the service life of the displacement pump
- Supports consistent material transfer and dispensing operations
Frequently Asked Questions
```
The Graco 255552 Kit, Piston, L200 (All) is used to service and rebuild the piston assembly of compatible L200 Check-Mate displacement pumps.
This kit is compatible with L200CS, L200CM, L200SS, and L200SM displacement pumps.
Yes, the 255552 piston kit is a genuine Graco OEM replacement component designed specifically for L200 Check-Mate pumps.
Replacement is recommended during scheduled maintenance or whenever reduced performance, seal wear, pressure loss, or material leakage is observed.
```
