Graco 551191 Packing, Seal U-Cup Urt 1/4, 1/2, 1/

Reliable U-Cup Packing for Consistent Pump Sealing Performance

Compatible Machines

• Compatible with Graco equipment that specifies 551191 Packing, Seal U-Cup Urt 1/4, 1/2, 1/ as the OEM replacement part.
• Used in compatible Graco pumps and fluid handling assemblies utilizing 1/4", 1/2", and 1" U-cup sealing components.
• Verify the equipment model and parts breakdown before ordering to ensure correct fitment.

The Graco 551191 Packing, Seal U-Cup Urt 1/4, 1/2, 1/ is an OEM sealing component engineered to maintain an effective seal between moving parts in compatible Graco fluid handling equipment. Its U-cup design helps retain pressure, minimize fluid leakage, and support consistent equipment operation under demanding working conditions.

Manufactured for precise fit and dependable performance, this replacement packing helps reduce wear on adjacent components while extending service intervals. Replacing worn seals with genuine Graco parts helps maintain pump efficiency and overall system reliability.

Key Features

• Genuine Graco OEM U-cup packing seal.
• Designed for reliable sealing in reciprocating fluid systems.
• Helps reduce fluid leakage and pressure loss.
• Supports smooth equipment operation and longer component life.
• Precision manufactured for proper fit and dependable performance.

Why Replace a Worn U-Cup Seal?

A worn or damaged U-cup seal can lead to pressure loss, fluid leakage, inconsistent dispensing, and premature wear of internal pump components. Installing a genuine replacement seal restores sealing performance and helps maintain efficient operation of compatible Graco equipment.

Frequently Asked Questions