

The Graco 17K420 Ball Knocker Label is a genuine OEM identification label designed for the ball knocker (PushPrime) assembly on select Graco GX series airless sprayers.
The Graco 17K420 Ball Knocker Label is used on specific Graco GX series airless sprayers that include a ball knocker (PushPrime) pump assembly. Compatible machines include:
The Graco 17K420 Ball Knocker Label is a small OEM identification label designed for use on the ball knocker or PushPrime assembly of select Graco airless paint sprayers. This label helps identify the component within the pump system and provides a clear reference point for technicians performing maintenance or servicing.
Although it does not affect the mechanical operation of the sprayer, this label plays an important role in equipment identification and service documentation. Using genuine OEM labels helps ensure your equipment remains correctly marked and compliant with manufacturer specifications.
| Specification | Details |
|---|---|
| Part Number | 17K420 |
| Product Name | Ball Knocker Label |
| Manufacturer | Graco |
| Product Type | OEM Equipment Label |
| Application | Ball Knocker / PushPrime Pump Assembly |
| Installation | Adhesive Label |
Using an authentic Graco 17K420 Ball Knocker Label ensures that your airless sprayer retains the proper manufacturer identification. OEM components are designed to match original specifications, helping technicians easily identify parts during service and maintain accurate pump assembly documentation.
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