The SEALFAST 1-1/2" x 50' Double Jacket (DJ) fire hose features a 10-159AL NST (National Standard Thread) coupling, designed for optimal performance in firefighting applications. This hose is 50 feet long and 1.5 inches in diameter, making it suitable for quick deployments in emergency situations. The double jacket construction provides superior abrasion resistance and durability, ensuring it can withstand harsh conditions. The lightweight design allows for easy handling, while the NST fitting ensures compatibility with standard fire equipment. This hose is a reliable choice for fire departments and industrial applications alike.