

The Graco 16U451 Spacer is an internal alignment component used in select Graco assemblies. Confirm fitment with your sprayer’s parts manual.
This part does not have officially documented model compatibility. It is used as an internal spacer within select Graco assemblies. Confirm fitment based on your sprayer’s parts manual or pump assembly breakdown.
The Graco 16U451 Spacer is a small internal component designed to maintain proper alignment and spacing within certain Graco sprayer assemblies. Spacers like this help ensure smooth mechanical operation, especially inside fluid pump systems and moving assemblies.
This spacer is typically used in service, rebuild, or repair applications. Always verify compatibility using your sprayer’s exact parts manual or pump code before ordering.
| Part Number | 16U451 |
|---|---|
| Part Type | Internal Spacer |
| Usage | Alignment / spacing inside assembly components |
| Compatibility | Not publicly documented |
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