Male-male brass union

9898-071-800 Male-male brass union 1/4″- 1/4″
9898-072-800 Male-male brass union 3/8″ – 3/8″
9898-073-800 Male-male brass union 1/2″ – 1/2″
9898-074-800 Male-male brass union 5/8″ – 5/8″