

The Graco 833166 Flat Fluid Regulator Cap is a genuine replacement housing cap designed to protect internal components and provide a secure seal on select fluid regulators.
The Graco 833166 Cap, Flat, Fluid Regulator is a genuine Graco replacement part used as the flat cap or housing element on select fluid pressure regulator assemblies to protect internals and provide proper sealing. It’s used in fluid control/regulator assemblies where a flat cap design is required. ([turn0search23])
| Part Number | 833166 |
|---|---|
| Description | Flat Cap for Fluid Regulator Housing |
| Primary Use | Replaces housing/cap on regulator assemblies |
| Application | Fluid pressure regulators in low‑pressure spray systems |
| OEM Part | Yes — Genuine Graco part |
The 833166 cap serves as the flat cover or housing on select fluid pressure regulators (models like 830352 and 830353), protecting internal components and providing a secure seal on the regulator assembly. ([turn0search23])
This cap is listed in parts diagrams for Graco fluid pressure regulators such as model 830352 (no dump) and 830353 (low pressure). It fits into the regulator housing stack where the cap is specified. ([turn0search23])
No. The 833166 is not a complete regulator but a replacement housing cap that fits onto specific fluid regulator assemblies as shown in parts lists. It must be used with the correct regulator model. ([turn0search23])
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