Our Seal Rings and Meter Tubes meet AGA 3 14.3 Latest Edition standards, delivering repeatability and durability. With no restrictions on the style, brand, and Cat 500 universal plate acceptance. They fit most Single and Dual Chamber Orifice fittings, including Old Style,14.3 New Style Notched, and Modified Carriers for SS seals (special requests) in harsh environments. Field replacements are quick and tool-free with options like Nitrile, HNBR, Viton (FKM), Teflon (PTFE), and Stainless Steel.

Meter tubes feature precise tap hole spacing—1 inch from the orifice plate faces—to ensure accuracy and compliance. Rigorous testing confirms no communication, leakage, or fluid bypass in the sealing devices, guaranteeing reliable performance. 

Designed with superior internal surface roughness, our meter tubes meet uncertainty specifications with measurements of 300 micro inches R for Br < 0.6 and 250 micro inches R for Br ≥ 0.6. Precision Flow provides dependable solutions for every application. 

Seal Rings - AGA 3 14.3 Latest Edition