Graco 103187 Screw Set Sch
The Graco 103187 Set Screw (SCH) is a genuine OEM fastener designed for precise component locking in Graco spray guns and sprayers.
- Part Number: 103187 / 103-187
- Type: Socket-Head Set Screw
- Used In: Graco Ultra-Lite Pistol Grip Gun and other Graco models
- Function: Secures internal parts and maintains proper alignment
About This Part — Graco 103187 Set Screw (SCH)
Compatible Machines
- Graco Ultra-Lite Pistol Grip Spray Gun (manual ref. 308253 series)
- Other Graco equipment that specifies 103187 / 103-187 in the OEM parts list (check your model’s parts manual).
Key Details
| Manufacturer | Graco |
|---|---|
| Part Number | 103187 (also referenced as 103-187) |
| Item Type | SCREW, SET, SCH (socket-head set screw) |
| Function | Secures/locks components in place inside spray guns/sprayers; used where a set screw is specified by the OEM. |
| What’s Included | 1 × Set Screw (SCH) |
| Notes | Dimensions/material may vary by application; always verify against your model’s parts diagram before ordering. |
Why Choose the OEM Part
- Correct fit for assemblies that call out Graco 103187.
- Maintains factory tolerances and component alignment.
- Helps prevent loosening or misalignment under vibration.
When to Replace
- Rounded/damaged hex socket or worn threads.
- Cannot hold proper torque or repeatedly loosens.
- Corrosion or visible deformation.
Frequently Asked Questions
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