Nipple 9877355 is a small hydraulic fitting used on selected Hiab equipment. It forms part of the hydraulic line system, connecting pipes, hoses or components to allow hydraulic oil to flow through the circuit. Hydraulic fittings must maintain a secure, leak free connection under high pressure. Damage, corrosion or thread wear can lead to leaks or pressure loss within the system. Replacing a worn or damaged fitting with the correct Hiab part number helps ensure a reliable connection and proper hydraulic system performance. Compatibility Part number 9877355 is fitted to selected Hiab machines. Suitability depends on the crane model and serial number. If you are unsure whether this nipple fitting is correct for your equipment, contact us with the serial number and we will confirm compatibility before you order. Only commonly used parts are listed on our website. We can supply any Hiab parts UK customers require, including model specific hydraulic fittings identified by part number. If you cannot find the part you need, contact us with the serial number of your crane and details of the part required and we will help identify the correct item. Call: 01937 349222Email: [email protected]