GRACO RETAINER, SEAL - (SKU: 189997) Use minimum 1/2 in

Use minimum 1/2 in

Replace the gauge if it shows signs of malfunction or inaccuracy

Hand-tighten the nut to avoid over-torquing and thread damage

Clean and inspect the system regularly to prevent contamination

2 m) hose and is engineered for heavy-duty

GRACO RETAINER, SEAL - (SKU: 189997) Use minimum 1/2 inThe GRACO 189997 RETAINER, SEAL is a replacement part designed to secure and maintain the integrity of seals within GRACO pressure relief valve assemblies. Its material is not explicitly stated in available documentation, but it is typically constructed from durable materials compatible with industrial fluid handling systems. Its intended use is to ensure proper sealing and prevent leakage in GRACO equipment, particularly in pressure relief valve