Please wait while we process your order...

Product successfully added to your cart.
Cart Image

Quantity in Cart: 1

Continue Shopping Shopping Cart
Item removed from Cart
X
 
×

sprayersandparts Logo

Product Image

Graco 166988 Guide Spring

The Graco 166988 Guide Spring is a genuine OEM component used inside Graco back-pressure and fluid regulator assemblies to maintain proper spring alignment.

  • Ensures smooth pressure control
  • Fits regulator models 3A7681B, 25R490, 25T477, 25T478
  • Durable and precise OEM construction

$50.88
0
Based on 0 reviews
5 ★
0%
4 ★
0%
3 ★
0%
2 ★
0%
1 ★
0%

Graco 166988 Guide Spring – Genuine Replacement Component

Compatible Machines

This Graco 166988 Guide Spring is used inside Graco Back-Pressure / Fluid Regulator Assemblies. It fits equipment that uses the following regulator models:

  • Graco Medium-Pressure Back-Pressure Regulator (Model Series 3A7681B)
  • Graco Regulator Assembly 25R490
  • Graco Regulator Assembly 25T477
  • Graco Regulator Assembly 25T478

If your sprayer or system uses one of the regulator assemblies listed above, then the 166988 Guide Spring is the correct replacement.

Product Overview

The Graco 166988 Guide Spring is a precision-machined internal component designed to stabilize and guide the spring assembly inside Graco back-pressure or fluid regulators. Its purpose is to maintain proper alignment and ensure smooth and consistent pressure control during spraying operations.

Key Features

  • Ensures stable spring alignment inside regulator assemblies
  • Supports consistent system pressure during spraying
  • Durable and made for long-term performance
  • Genuine OEM part for accurate fit and reliability

Frequently Asked Questions

The 166988 Guide Spring aligns and stabilizes the internal spring inside Graco regulator assemblies, ensuring smooth fluid regulation and accurate back-pressure control.

Check your equipment's parts breakdown. If your sprayer uses a regulator assembly from model series 3A7681B, 25R490, 25T477, or 25T478, then this part is compatible.

Yes, this is a genuine OEM Graco component made for precise fit, durability, and dependable regulator performance.

Subscribe to our newsletter to get exclusive discounts and new theme launches right in your inbox.

You may unsubscribe at any moment. For that purpose, please find our contact info in the legal notice.

Payment Method   Payment Method   Payment Method   Payment Method 

ADDRESS