Please wait while we process your order...

Free Shipping on Qualifying Orders Fast Shipping — Most Orders Ship Same Business DayOrder by 1 PM CST for fastest dispatchCall +1 713-931-4102

Graco 166618 Spring Cap

$140.00
Available to Order
Part #: 166618

The Graco 166618 Spring Cap is an OEM replacement cap designed to hold the internal spring securely in place for proper regulator performance.

  • Ensures correct spring alignment
  • Supports stable pressure regulation
  • Fits Graco Regulator Model 204500
Quantity
Buy Now
Genuine OEM Part Fast Shipping (Order by 1 PM CST) Easy Returns

Graco 166618 Spring Cap – Genuine Replacement Part

Compatible Machines

This Graco 166618 Spring Cap is confirmed for use in the following equipment. Listed below are the verified compatible assemblies:

  • Graco Regulator Model 204500 (Confirmed fit)
  • Other Graco fluid-handling and pump assemblies (verify with parts schematic)

Product Overview

The Graco 166618 Spring Cap is a precision-machined replacement cap designed to securely hold and protect the internal spring in select Graco regulator and pump assemblies. It maintains proper spring alignment, supports consistent pressure control, and helps ensure smooth, reliable equipment operation.

Key Features

  • Durable OEM component for long-term reliability
  • Maintains spring seating inside regulator/pump assemblies
  • Ensures consistent pressure and smooth performance
  • Suitable for select Graco fluid-handling systems

Technical Notes

  • Always depressurize equipment before replacing parts
  • Inspect the internal spring for wear when replacing the cap
  • Use only genuine OEM components for maximum equipment life

Frequently Asked Questions

Frequently Asked Questions

The cap secures and protects the internal spring, keeping it properly seated and aligned. This helps maintain stable pressure control and smooth operation of the regulator or pump.

No. This part is specifically confirmed for Graco Regulator Model 204500. Other units may use different spring caps, so always check your machine’s schematic before purchasing.

Check your equipment’s parts manual for the exact part number. If the manual lists 166618 under the regulator or spring assembly, the part is compatible.

No reviews yet. Be the first to review this product!

Related Products

Graco 166623 PTFE O-Ring Packing Genuine OEM
Graco
Graco 166623 PTFE O-Ring Packing
Part #: 166623
$23.30
Buy Now
Graco 166624 PTFE O-Ring Packing Genuine OEM
Graco
Graco 166624 PTFE O-Ring Packing
Part #: 166624
$49.00
Buy Now
Graco 166629 Coupling Genuine OEM
Graco
Graco 166629 Coupling
Part #: 166629
$201.50
Buy Now
Graco 166630 Suction Tube Genuine OEM
Graco
Graco 166630 Suction Tube
Part #: 166630
$583.00
Buy Now

Recently Viewed

Graco 17C500 Housing Diffuser Turf Genuine OEM
Graco
Graco 17C500 Housing Diffuser Turf
Part #: 17C500
$12.90
Buy Now
Your Cart
No items in cart.
Add more items
Total 0
Checkout Modify Cart