Hydraulic Adapter Adapter Type: ORB Male by NPT Female Straight Part Number: 6900-04-04-O Size: 1/4" ORB Male | 1/4" NPT Female Adapters interchange with: Aeroquip Adaptall Weatherhead Parker In Stock & Ready To Ship!* *Stocking quantities vary by size and current demand. Contact us before placing your order to check stock if your order is time sensitive.