Compatible Machines – Graco 100508 Screw, Drive
The 100508 Screw, Drive appears in Graco parts lists for multiple displacement pumps and pump/air-motor assemblies. Always confirm with your unit’s parts diagram and serial number before ordering.
- Graco L100CE Displacement Pump (select models)
- Graco L200CE Displacement Pump (select models)
- Graco L250CE Displacement Pump (select models)
- Graco L500CE Displacement Pump (select models)
- Graco Check-Mate 200cc / 500cc Lowers (various models)
- Graco pump / air-motor assemblies that specify part 100508 SCREW, drive in their service manual
Product Overview
The Graco 100508 Screw, Drive is a genuine OEM fastener used within the drive/actuation section of Graco pumps and select air-motor/pump assemblies. Its role is to correctly secure components in the drive linkage so the pump operates smoothly and maintains alignment.
Key Specifications
| Part Number | 100508 |
| Part Name (Catalog) | SCREW, drive |
| Category | Drive assembly fastener (pump / air-motor assemblies) |
| Typical Quantity | Varies by model; manuals show multiple per assembly (e.g., 2–6) |
| Authenticity | Genuine Graco OEM replacement part |
| Fitment Guidance | Match by model & serial; verify via your unit’s parts list/diagram |
Fitment Notes
- Listed in parts diagrams for multiple L-Series Displacement Pumps and Check-Mate lowers.
- Also used in certain air-motor replacement kits where the drive linkage is serviced.
- Quantity used may differ across models; consult the exact schematic for your machine.
Frequently Asked Questions
It fixes and supports elements within the drive linkage so the pump’s motion is transmitted reliably. Proper fastening helps prevent misalignment and premature wear of adjacent parts.
Commonly found in L-Series Displacement Pumps (e.g., L100CE, L200CE, L250CE, L500CE), Check-Mate 200/500cc lowers, and certain pump/air-motor assemblies. Always verify against your machine’s specific schematic to confirm.
The quantity depends on your model and kit—manuals often list multiple pieces (for example, 2–6). Refer to the parts list for your exact unit to avoid under-ordering.
OEM fasteners match the design tolerances of Graco assemblies, supporting correct alignment, performance, and longevity. Using non-OEM screws can lead to vibration, loosening, or component damage.
