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
 
×
Product Image

Graco 108158 Packing U-Cup

The Graco 108158 Packing U-Cup provides a durable, leak-resistant seal for high-pressure Graco pumps and sprayers, ensuring smooth operation and extended component life.

  • OEM Graco part for precise fit and reliability
  • Prevents fluid leaks under high pressure
  • Used in Graco DM-22, XP, and Merkur systems
  • Designed for long service life and reduced maintenance

$15.69
0
Based on 0 reviews
5
0%
4
0%
3
0%
2
0%
1
0%

Durable Replacement Graco 108158 Packing U-Cup Seal

Compatible Machines

The Graco 108158 Packing U-Cup fits a variety of Graco high-pressure systems designed for coating and fluid transfer applications. This includes systems that use dynamic reciprocating seals.

  • Graco DM-22 Supply System
  • Graco Airless Paint Sprayers
  • Graco XP and XP-h Series Sprayers
  • Graco Merkur Pump Systems
  • Other Graco fluid handling and transfer equipment using U-cup packings

Product Overview

The Graco 108158 Packing U-Cup is a precision-molded seal engineered to provide a tight, long-lasting seal in reciprocating pump and piston assemblies. Its U-shaped cross-section allows it to maintain pressure from both directions, improving performance and reducing maintenance downtime.

Product Specifications
Part Number 108158
Type Packing U-Cup Seal
Material High-durability elastomer compound
Application Used in pump rod and piston assemblies for sealing under high pressure
Function Prevents fluid leakage and maintains system pressure integrity

Key Benefits

  • Improved sealing performance under dynamic pressure
  • OEM Graco quality ensures reliability and compatibility
  • Reduces maintenance time and equipment wear
  • Designed for long life in demanding environments

Frequently Asked Questions

The U-Cup seal prevents leaks by maintaining a tight seal on the pump piston or rod, ensuring efficient operation of high-pressure sprayers and supply systems.

Yes, this is a genuine OEM Graco replacement part built to match factory specifications for performance and durability.

Replace the U-Cup whenever fluid leakage, reduced pressure, or visible wear occurs during equipment inspection. Regular replacement prevents costly downtime.

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