Graco 235474 Flex Gun Repair kit (Replaced part 235187)
$113.79
$165.50
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Graco 235474 Flex Gun Repair Kit is the official OEM replacement for part 235187, designed to restore smooth trigger action and eliminate leaks in Silver Plus and Flex Plus airless guns.
- Fits Silver Plus & Flex Plus airless spray guns (except 235462)
- Includes needle, seat, packings, and seals for complete gun rebuild
- Improves spray shut-off and overall performance
- Graco OEM quality ensures reliable, long-lasting repair
Quantity
Genuine OEM Part
Fast Shipping (Order by 1 PM CST)
Easy Returns
Product Overview & Compatibility
Compatible Machines
This kit services the Graco “Silver/Flex” style airless spray guns. Use the list below to confirm fit:
- Graco Silver Plus Airless Spray Gun (all common variants, 2-finger & 4-finger; except model 235462)
- Graco Flex Plus Airless Spray Gun (2-finger & 4-finger variants)
- Graco rigs/equipment supplied with Silver Plus or Flex Plus guns (e.g., select LineLazer/texture/airless packages using these guns)
Graco 235474 Flex Gun Repair Kit (Replaced part 235187) is an OEM service kit that restores sealing and trigger performance in compatible Graco Silver/Flex style airless guns.
Key Features
- Designed for Silver Plus and Flex Plus airless spray guns.
- Restores proper shut-off, reduces leaks, and improves spray consistency.
- OEM tolerances for longevity and reliable trigger feel.
- Direct replacement for 235187 (updated to 235474).
Typical Kit Contents
| Component | Function | Notes |
|---|---|---|
| Needle / Needle Assembly | Controls fluid shut-off at the tip | Primary wear item responsible for drips/leaks |
| Seat / Seal | Provides sealed interface with needle | Ensures clean on/off pattern |
| Packings / O-rings | Maintain internal sealing | Stops fluid bypass and handle leaks |
| Springs / Small Hardware | Restores trigger return and feel | OEM-matched rates for consistency |
Direct Replacement
- Replaces: Graco 235187
- Current Kit: Graco 235474
Installation & Care
- Relieve pressure and flush with compatible solvent before disassembly.
- Inspect the needle seat and tip for wear; replace any damaged parts together.
- Lubricate O-rings/packings with manufacturer-approved lube during assembly.
- Test with water or solvent at low pressure to verify shut-off before spraying paint.
Frequently Asked Questions
Match the gun model, not just the sprayer. This kit fits Silver Plus and Flex Plus airless guns (except model 235462), regardless of which sprayer the gun is connected to.
Dripping from the tip when released, trigger not returning crisply, internal leaks, or inconsistent spray patterns typically indicate worn needle/seat or packings that this kit addresses.
No. Tips and guards are sold separately. This repair kit focuses on internal shut-off and sealing parts (needle, seat, packings, and related small hardware).
235474 is the current kit that replaces 235187. If your documentation references 235187, you can use 235474 as the updated equivalent.
Always relieve pressure, wear eye/hand protection, and follow the gun’s service manual. After assembly, test at low pressure with solvent or water to confirm proper shut-off before spraying coatings.
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