Air dryer maintenance kit number HDK4-30-A, material number 7420317 is used with Hankison dryer model(s) HHF-4100. This factory configuration A "basic package" is used on a 4-year interval and includes a complete valve rebuild kit. Product photos are for reference and may not show the specific kit contents.
OEM parts purchased from Moisture Boss carry the manufacturer's warranty. You will be responsible for all freight charges. Please contact us for more details on our quality and performance guarantee.
