The Graco 255523 Kit, Throat, L100CS is a replacement throat packing kit designed for use with Graco L100CS Check-Mate® displacement pumps. This kit contains the essential throat sealing components that help maintain pump efficiency, reduce fluid leakage, and extend the service life of the pump during demanding industrial applications.
Compatible Machines
The Graco 255523 Kit, Throat, L100CS is compatible with:
- Graco Check-Mate® L100CS 100cc Severe Duty Lower Pump
- Industrial supply systems equipped with an L100CS lower pump
- Adhesive transfer systems utilizing an L100CS displacement pump
- Sealant pumping systems fitted with an L100CS lower
- Fluid circulation packages using an L100CS Check-Mate® pump
- Extrusion and dispensing systems configured with an L100CS lower pump assembly
Key Features
| Part Number | 255523 |
| Product Type | Throat Seal Repair Kit |
| Designed For | L100CS Check-Mate® Lower Pumps |
| Application | Maintenance and repair of throat sealing assemblies |
| Function | Helps prevent leakage and maintains pump performance |
| Duty Rating | Severe Duty |
Kit Contents
This repair kit includes the primary throat packing components required during routine maintenance of compatible L100CS pump lowers.
- Female packing gland
- Male packing gland
- UHMWPE V-packings
- PTFE V-packings
- Associated sealing components and O-rings
Product Benefits
- Restores proper sealing performance within the throat section of the pump.
- Helps reduce fluid leakage around the displacement rod.
- Supports consistent pump pressure and output.
- Minimizes unplanned downtime caused by worn packings.
- Suitable for demanding industrial pumping applications.
Frequently Asked Questions
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The kit replaces worn throat packing components in compatible L100CS pumps, helping prevent leakage and maintain efficient pump operation.
This kit is designed specifically for the Graco Check-Mate® L100CS 100cc lower pump and systems that utilize this lower assembly.
Replacement is typically recommended when leakage, reduced pump efficiency, pressure loss, or visible packing wear is observed during operation or maintenance inspections.
Yes, the 255523 kit is an OEM Graco replacement throat seal kit designed for proper fit and performance in compatible L100CS pump assemblies.
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