Mark 73-5 Overview

American Flow Control's American-Darling Mark 73-5 hydrant incorporates over 80 years of experience in design, manufacture, and field experience. This means dependable and efficient operation when needed.

Introduced in 1973, the Mark 73-5 hydrant is rated at 250 p.s.i.g. and is seat tested at 500 p.s.i.g. This hydrant meets or exceeds all requirements of AWWA C502 for dry-barrel hydrants.

The Mark 73-5 hydrant is loaded with the features you expect from a high-quality fire hydrant. The all-bronze seat and drain ring ensure that the Mark 73-5 hydrant is easily repaired by just one person.

Optional UL-FM

The Mark 73-5 hydrant is listed by Underwriters Laboratories, Inc., as meeting their standard UL 246, latest edition. The Factory Mutual Research Corporation has approved the Mark 73-5. Both Underwriters Laboratories and Factory Mutual Research Corporation require that we consistently manufacture and test our hydrants in full compliance with their stringent requirements. Our facilities are subject to periodic inspections to ensure we are in compliance with their standards.

The Mark 73-5 hydrant has these standard features:

• Positive compression, fast-closing drains
• Travel stop located in top of hydrant
• Bronze-to-bronze seating
• Short, lightweight disassembly wrench
• Easy 360° rotation of nozzle section
• All 6" bases are ductile iron
• Centrifugally cast high-strength ductile iron lower barrel
• Sealed lubrication chamber

To view details on Mark 73-5's construction, features, benefits, specifications, parts, as well as sectional drawings and dimensions please view the Mark 73-5 Brochure PDF page.