Graco 104993 Sight Glass Kit
$54.25
In Stock
The Graco 104993 Sight Glass Kit restores clear viewing on FRL filter bowls so you can quickly check for water/debris. Verify your air filter/regulator model before ordering.
- Fits bowls: 106150 (3/4″ NPT), 112859 (1″ NPT)
- Includes sight glass + seals/O-rings
- For FRL assemblies (not a pump/gun part)
- Check model label on your filter bowl to confirm fit
Quantity
Genuine OEM Part
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Compatibility & Fitment
The Graco 104993 Sight Glass Kit is a sight-bowl replacement for specific air filter/regulator (FRL) assemblies. It does not mount directly to a sprayer pump or gun—verify your air filter model below.
Compatible Assemblies (Air Filter Models)
- Graco 106150 – 3/4″ NPT air filter bowl (uses 104993 sight glass)
- Graco 112859 – 1″ NPT air filter bowl (uses 104993 sight glass)
Compatibility Reference Table
| Filter/FRL Model | Port Size | Uses Sight Glass Kit | Notes |
|---|---|---|---|
| 106150 | 3/4″ NPT | 104993 (fit confirmed) | Air filter bowl for compressor/air-line feeding pneumatic systems |
| 112859 | 1″ NPT | 104993 (fit confirmed) | Air filter bowl; verify label on your FRL housing |
Product Overview
The Graco 104993 Sight Glass Kit restores a clear viewing window to your FRL’s filter bowl, enabling quick visual checks for water, debris, or contamination. The kit includes the sight glass and required seals/O-rings for a proper, leak-free installation.
Key Features
- Direct replacement for designated Graco FRL bowls (see compatibility above)
- Maintains safe operation by restoring clear visual monitoring
- Includes essential seals/O-rings to help prevent air leaks
- Durable, transparent construction designed for compressed-air environments
Specifications
| Manufacturer | Graco |
|---|---|
| Part Number | 104993 |
| Item | Sight Glass Kit for FRL filter bowls |
| Primary Fit | 106150 (3/4″ NPT), 112859 (1″ NPT) filter bowls |
| Application | Upstream air filter/regulator assembly (not a pump/gun part) |
Installation Tips
- Depressurize the air line and drain the bowl before service.
- Clean sealing surfaces; install new O-rings from the kit.
- Tighten per FRL manual; do not overtighten plastic/transparent components.
- After re-pressurizing, check for leaks and ensure clear visibility through the sight glass.
Frequently Asked Questions
Not directly. The 104993 Sight Glass Kit fits the air filter bowl on FRL assemblies (e.g., 106150, 112859) that supply air to pneumatic equipment, including air-driven Graco sprayers and pumps.
Check the model number stamped or labeled on your FRL filter bowl. If it is 106150 (3/4″) or 112859 (1″), this is the correct Sight Glass Kit.
The replacement sight glass (transparent bowl/section) and required seals/O-rings for a proper, leak-free reassembly of the compatible FRL bowl.
Always depressurize the system before service. Avoid harsh solvents on the transparent bowl. After installation, re-pressurize slowly and inspect for leaks and clear visibility.
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