Sold as 10 each. Yellow brass. Can be assembled and re-assembled, resists mechanical pull out. Compatible with copper, brass aluminum and steel hydraulic tubing. Used on low, medium and high pressure lines. -65 to +250 Deg. F. Bagged. 5/16" Flare. Manufacturer number: ABN1-5. SKU #: 41152. Country of origin: (TBA). Distributed by Anderson Copper & Brass.